Run ID | 作者 | 问题 | 语言 | 测评结果 | Time | Memory | 代码长度 | 提交时间 |
---|---|---|---|---|---|---|---|---|
125366 | 袁梓豪 | 02简单输入输出 | C++ | Compile Error | 0 MS | 0 KB | 131 | 2025-07-14 15:42:45 |
#include <bits/stdc++.h> using namespace std; int main() { int a; int w; cin>>a>>endl; cin<<w; return 0; }
Main.cc: In function 'int main()': Main.cc:6:7: error: no match for 'operator>>' (operand types are 'std::basic_istream::__istream_type {aka std::basic_istream}' and '') cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:120:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__istream_type& (*)(std::basic_istream<_CharT, _Traits>::__istream_type&)) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(__istream_type& (*__pf)(__istream_type&)) ^ /usr/include/c++/5/istream:120:7: note: no known conversion for argument 1 from '' to 'std::basic_istream::__istream_type& (*)(std::basic_istream::__istream_type&) {aka std::basic_istream& (*)(std::basic_istream&)}' /usr/include/c++/5/istream:124:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__ios_type& (*)(std::basic_istream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream; std::basic_istream<_CharT, _Traits>::__ios_type = std::basic_ios] operator>>(__ios_type& (*__pf)(__ios_type&)) ^ /usr/include/c++/5/istream:124:7: note: no known conversion for argument 1 from '' to 'std::basic_istream::__ios_type& (*)(std::basic_istream::__ios_type&) {aka std::basic_ios& (*)(std::basic_ios&)}' /usr/include/c++/5/istream:131:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(ios_base& (*__pf)(ios_base&)) ^ /usr/include/c++/5/istream:131:7: note: no known conversion for argument 1 from '' to 'std::ios_base& (*)(std::ios_base&)' /usr/include/c++/5/istream:168:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(bool& __n) ^ /usr/include/c++/5/istream:168:7: note: no known conversion for argument 1 from '' to 'bool&' /usr/include/c++/5/istream:172:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits] operator>>(short& __n); ^ /usr/include/c++/5/istream:172:7: note: no known conversion for argument 1 from '' to 'short int&' /usr/include/c++/5/istream:175:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(unsigned short& __n) ^ /usr/include/c++/5/istream:175:7: note: no known conversion for argument 1 from '' to 'short unsigned int&' /usr/include/c++/5/istream:179:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits] operator>>(int& __n); ^ /usr/include/c++/5/istream:179:7: note: no known conversion for argument 1 from '' to 'int&' /usr/include/c++/5/istream:182:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(unsigned int& __n) ^ /usr/include/c++/5/istream:182:7: note: no known conversion for argument 1 from '' to 'unsigned int&' /usr/include/c++/5/istream:186:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(long& __n) ^ /usr/include/c++/5/istream:186:7: note: no known conversion for argument 1 from '' to 'long int&' /usr/include/c++/5/istream:190:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(unsigned long& __n) ^ /usr/include/c++/5/istream:190:7: note: no known conversion for argument 1 from '' to 'long unsigned int&' /usr/include/c++/5/istream:195:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(long long& __n) ^ /usr/include/c++/5/istream:195:7: note: no known conversion for argument 1 from '' to 'long long int&' /usr/include/c++/5/istream:199:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(unsigned long long& __n) ^ /usr/include/c++/5/istream:199:7: note: no known conversion for argument 1 from '' to 'long long unsigned int&' /usr/include/c++/5/istream:214:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(float& __f) ^ /usr/include/c++/5/istream:214:7: note: no known conversion for argument 1 from '' to 'float&' /usr/include/c++/5/istream:218:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(double& __f) ^ /usr/include/c++/5/istream:218:7: note: no known conversion for argument 1 from '' to 'double&' /usr/include/c++/5/istream:222:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(long double& __f) ^ /usr/include/c++/5/istream:222:7: note: no known conversion for argument 1 from '' to 'long double&' /usr/include/c++/5/istream:235:7: note: candidate: std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream] operator>>(void*& __p) ^ /usr/include/c++/5/istream:235:7: note: no known conversion for argument 1 from '' to 'void*&' /usr/include/c++/5/istream:259:7: note: candidate: std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf] operator>>(__streambuf_type* __sb); ^ /usr/include/c++/5/istream:259:7: note: no known conversion for argument 1 from '' to 'std::basic_istream::__streambuf_type* {aka std::basic_streambuf*}' In file included from /usr/include/c++/5/string:53:0, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/sstream:38, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/bits/basic_string.tcc:1441:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) operator>>(basic_istream<_CharT, _Traits>& __in, ^ /usr/include/c++/5/bits/basic_string.tcc:1441:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_Alloc' cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:799:5: note: candidate: std::basic_istream<_CharT2, _Traits2>& std::operator>>(std::basic_istream<_CharT2, _Traits2>&, _CharT2*) [with _CharT2 = char; _Traits2 = std::char_traits; _CharT = char; _Traits = std::char_traits] operator>>(basic_istream& __in, char* __s); ^ /usr/include/c++/5/istream:799:5: note: no known conversion for argument 2 from '' to 'char*' In file included from /usr/include/c++/5/istream:934:0, from /usr/include/c++/5/sstream:38, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/bits/istream.tcc:923:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&) [with _CharT = char; _Traits = std::char_traits] operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) ^ /usr/include/c++/5/bits/istream.tcc:923:5: note: no known conversion for argument 2 from '' to 'char&' In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:756:5: note: candidate: template std::basic_istream& std::operator>>(std::basic_istream&, unsigned char&) operator>>(basic_istream& __in, unsigned char& __c) ^ /usr/include/c++/5/istream:756:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'unsigned char&' cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:761:5: note: candidate: template std::basic_istream& std::operator>>(std::basic_istream&, signed char&) operator>>(basic_istream& __in, signed char& __c) ^ /usr/include/c++/5/istream:761:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'signed char&' cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:803:5: note: candidate: template std::basic_istream& std::operator>>(std::basic_istream&, unsigned char*) operator>>(basic_istream& __in, unsigned char* __s) ^ /usr/include/c++/5/istream:803:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'unsigned char*' cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:808:5: note: candidate: template std::basic_istream& std::operator>>(std::basic_istream&, signed char*) operator>>(basic_istream& __in, signed char* __s) ^ /usr/include/c++/5/istream:808:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'signed char*' cin>>a>>endl; ^ In file included from /usr/include/c++/5/sstream:38:0, from /usr/include/c++/5/complex:45, from /usr/include/c++/5/ccomplex:38, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/istream:924:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ /usr/include/c++/5/istream:924:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_Tp' cin>>a>>endl; ^ In file included from /usr/include/c++/5/ccomplex:38:0, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52, from Main.cc:1: /usr/include/c++/5/complex:493:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::complex<_Tp>&) operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x) ^ /usr/include/c++/5/complex:493:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_Tp' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:505:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:505:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_UIntType1' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:898:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::uniform_int_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:898:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:960:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::uniform_real_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:960:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2147:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::cauchy_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2147:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:49:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.h:3594:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::bernoulli_distribution&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.h:3594:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'std::bernoulli_distribution&' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1925:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::normal_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1925:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType1' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1104:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::geometric_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1104:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2469:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::gamma_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2469:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType1' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1754:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::exponential_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1754:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2546:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::weibull_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2546:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2622:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::extreme_value_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2622:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:178:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::linear_congruential_engine<_UIntType, __a, __c, __m>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:178:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_UIntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:657:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::subtract_with_carry_engine<_UIntType, __w, __s, __r>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:657:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_UIntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:725:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::discard_block_engine<_RandomNumberEngine, __p, __r>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:725:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RandomNumberEngine' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:856:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::shuffle_order_engine<_RandomNumberEngine, __k>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:856:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RandomNumberEngine' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1220:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::negative_binomial_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1220:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1425:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::poisson_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1425:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1693:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::binomial_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1693:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:1988:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::lognormal_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:1988:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2060:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::chi_squared_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2060:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2225:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::fisher_f_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2225:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2299:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::student_t_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2299:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2761:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::discrete_distribution<_IntType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2761:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_IntType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:2976:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::piecewise_constant_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:2976:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/c++/5/random:51:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:64, from Main.cc:1: /usr/include/c++/5/bits/random.tcc:3192:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::piecewise_linear_distribution<_RealType>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, ^ /usr/include/c++/5/bits/random.tcc:3192:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_RealType' cin>>a>>endl; ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:65:0, from Main.cc:1: /usr/include/c++/5/bitset:1462:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::bitset<_Nb>&) operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x) ^ /usr/include/c++/5/bitset:1462:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: couldn't deduce template parameter '_Nb' cin>>a>>endl; ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:71:0, from Main.cc:1: /usr/include/c++/5/iomanip:71:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Resetiosflags) operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f) ^ /usr/include/c++/5/iomanip:71:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'std::_Resetiosflags' cin>>a>>endl; ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:71:0, from Main.cc:1: /usr/include/c++/5/iomanip:101:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setiosflags) operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f) ^ /usr/include/c++/5/iomanip:101:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'std::_Setiosflags' cin>>a>>endl; ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:71:0, from Main.cc:1: /usr/include/c++/5/iomanip:132:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setbase) operator>>(basic_istream<_CharT, _Traits>& __is, _Setbase __f) ^ /usr/include/c++/5/iomanip:132:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'std::_Setbase' cin>>a>>endl; ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:71:0, from Main.cc:1: /usr/include/c++/5/iomanip:170:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setfill<_CharT>) [with _CharT = char; _Traits = std::char_traits] operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f) ^ /usr/include/c++/5/iomanip:170:5: note: no known conversion for argument 2 from '' to 'std::_Setfill' /usr/include/c++/5/iomanip:200:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setprecision) operator>>(basic_istream<_CharT, _Traits>& __is, _Setprecision __f) ^ /usr/include/c++/5/iomanip:200:5: note: template argument deduction/substitution failed: Main.cc:6:9: note: cannot convert 'std::endl' (type '') to type 'std::_Setprecision'