Run ID | 作者 | 问题 | 语言 | 测评结果 | Time | Memory | 代码长度 | 提交时间 |
---|---|---|---|---|---|---|---|---|
100125 | 郝王骏程 | 字符串中最大的数字 | C++ | Compile Error | 0 MS | 0 KB | 864 | 2024-12-02 20:52:54 |
#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n[2147483648],sum=0,i=0; cin>>n; while(n[i]=='\0') i++ for(int j=0;j<=i){ if(a[i]>sum) sum=a; } cout<<sum; return 0; }#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n[2147483648],sum=0,i=0; cin>>n; while(n[i]=='\0') i++ for(int j=0;j<=i){ if(a[i]>sum) sum=a; } cout<<sum; return 0; }
Main.cc:18:2: error: stray '#' in program }#include // cin\cout\endl ^ Main.cc: In function 'int main()': Main.cc:9:8: error: no match for 'operator>>' (operand types are 'std::istream {aka std::basic_istream}' and 'int [2147483648]') cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: warning: the address of 'n' will always evaluate as 'true' [-Waddress] cin>>n; ^ Main.cc:9:10: error: invalid initialization of non-const reference of type 'bool&' from an rvalue of type 'bool' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'short int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(short int)((long int)(& n))' to 'short int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'short unsigned int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(short unsigned int)((long int)(& n))' to 'short unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(int)((long int)(& n))' to 'int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'unsigned int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(unsigned int)((long int)(& n))' to 'unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'long int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(long int)(& n)' to 'long int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'long unsigned int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(long unsigned int)(& n)' to 'long unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'long long int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(long long int)(& n)' to 'long long int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid conversion from 'int*' to 'long long unsigned int' [-fpermissive] cin>>n; ^ Main.cc:9:10: error: cannot bind rvalue '(long long unsigned int)(& n)' to 'long long unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: invalid initialization of non-const reference of type 'void*&' from an rvalue of type 'void*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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 'int [2147483648]' 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 'int [2147483648]' 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 'int [2147483648]' to 'std::ios_base& (*)(std::ios_base&)' /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 'int [2147483648]' 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 'int [2147483648]' 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 'int [2147483648]' to 'long double&' /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 'int [2147483648]' 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/ostream:38, from /usr/include/c++/5/iostream:39, 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:9:10: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'int [2147483648]' cin>>n; ^ In file included from /usr/include/c++/5/istream:934:0, from /usr/include/c++/5/iostream:40, from Main.cc:1: /usr/include/c++/5/bits/istream.tcc:955:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s) ^ /usr/include/c++/5/bits/istream.tcc:955:5: note: template argument deduction/substitution failed: Main.cc:9:10: note: deduced conflicting types for parameter '_CharT2' ('char' and 'int') cin>>n; ^ In file included from /usr/include/c++/5/istream:934:0, from /usr/include/c++/5/iostream:40, from Main.cc:1: /usr/include/c++/5/bits/istream.tcc:923:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) ^ /usr/include/c++/5/bits/istream.tcc:923:5: note: template argument deduction/substitution failed: Main.cc:9:10: note: deduced conflicting types for parameter '_CharT' ('char' and 'int [2147483648]') cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:9:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'unsigned char&' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:9:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'signed char&' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:9:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'unsigned char*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:9:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'signed char*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /usr/include/c++/5/istream:924:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits; _Tp = int [2147483648]] operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ /usr/include/c++/5/istream:924:5: note: conversion of argument 1 would be ill-formed: Main.cc:9:10: error: cannot bind 'std::istream {aka std::basic_istream}' lvalue to 'std::basic_istream&&' cin>>n; ^ Main.cc:12:5: error: expected ';' before 'for' for(int j=0;j<=i){ ^ Main.cc:12:17: error: 'j' was not declared in this scope for(int j=0;j<=i){ ^ Main.cc: At global scope: Main.cc:18:3: error: 'include' does not name a type }#include // cin\cout\endl ^ Main.cc: In function 'int main()': Main.cc:24:5: error: redefinition of 'int main()' int main(){ ^ Main.cc:7:5: note: 'int main()' previously defined here int main(){ ^ Main.cc:26:8: error: no match for 'operator>>' (operand types are 'std::istream {aka std::basic_istream}' and 'int [2147483648]') cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: warning: the address of 'n' will always evaluate as 'true' [-Waddress] cin>>n; ^ Main.cc:26:10: error: invalid initialization of non-const reference of type 'bool&' from an rvalue of type 'bool' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'short int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(short int)((long int)(& n))' to 'short int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'short unsigned int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(short unsigned int)((long int)(& n))' to 'short unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(int)((long int)(& n))' to 'int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'unsigned int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(unsigned int)((long int)(& n))' to 'unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'long int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(long int)(& n)' to 'long int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'long unsigned int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(long unsigned int)(& n)' to 'long unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'long long int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(long long int)(& n)' to 'long long int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid conversion from 'int*' to 'long long unsigned int' [-fpermissive] cin>>n; ^ Main.cc:26:10: error: cannot bind rvalue '(long long unsigned int)(& n)' to 'long long unsigned int&' In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /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: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: invalid initialization of non-const reference of type 'void*&' from an rvalue of type 'void*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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 'int [2147483648]' 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 'int [2147483648]' 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 'int [2147483648]' to 'std::ios_base& (*)(std::ios_base&)' /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 'int [2147483648]' 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 'int [2147483648]' 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 'int [2147483648]' to 'long double&' /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 'int [2147483648]' 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/ostream:38, from /usr/include/c++/5/iostream:39, 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:26:10: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'int [2147483648]' cin>>n; ^ In file included from /usr/include/c++/5/istream:934:0, from /usr/include/c++/5/iostream:40, from Main.cc:1: /usr/include/c++/5/bits/istream.tcc:955:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s) ^ /usr/include/c++/5/bits/istream.tcc:955:5: note: template argument deduction/substitution failed: Main.cc:26:10: note: deduced conflicting types for parameter '_CharT2' ('char' and 'int') cin>>n; ^ In file included from /usr/include/c++/5/istream:934:0, from /usr/include/c++/5/iostream:40, from Main.cc:1: /usr/include/c++/5/bits/istream.tcc:923:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&) operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) ^ /usr/include/c++/5/bits/istream.tcc:923:5: note: template argument deduction/substitution failed: Main.cc:26:10: note: deduced conflicting types for parameter '_CharT' ('char' and 'int [2147483648]') cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:26:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'unsigned char&' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:26:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'signed char&' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:26:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'unsigned char*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, 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:26:10: note: cannot convert 'n' (type 'int [2147483648]') to type 'signed char*' cin>>n; ^ In file included from /usr/include/c++/5/iostream:40:0, from Main.cc:1: /usr/include/c++/5/istream:924:5: note: candidate: std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits; _Tp = int [2147483648]] operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ /usr/include/c++/5/istream:924:5: note: conversion of argument 1 would be ill-formed: Main.cc:26:10: error: cannot bind 'std::istream {aka std::basic_istream}' lvalue to 'std::basic_istream&&' cin>>n; ^ Main.cc:29:5: error: expected ';' before 'for' for(int j=0;j<=i){ ^ Main.cc:29:17: error: 'j' was not declared in this scope for(int j=0;j<=i){ ^