Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
103296 郭湛文 02简单输入输出 C++ Compile Error 0 MS 0 KB 313 2024-12-28 15:40:30

Tests(0/0):

Code:

#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 a; cin>>a; cout<<a<<ceil; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:10:12: error: no match for 'operator<<' (operand types are 'std::basic_ostream' and '')
     cout<::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ostream_type& (*)(std::basic_ostream<_CharT, _Traits>::__ostream_type&)) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(__ostream_type& (*__pf)(__ostream_type&))
       ^
/usr/include/c++/5/ostream:108:7: note:   no known conversion for argument 1 from '' to 'std::basic_ostream::__ostream_type& (*)(std::basic_ostream::__ostream_type&) {aka std::basic_ostream& (*)(std::basic_ostream&)}'
/usr/include/c++/5/ostream:117:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ios_type& (*)(std::basic_ostream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream; std::basic_ostream<_CharT, _Traits>::__ios_type = std::basic_ios]
       operator<<(__ios_type& (*__pf)(__ios_type&))
       ^
/usr/include/c++/5/ostream:117:7: note:   no known conversion for argument 1 from '' to 'std::basic_ostream::__ios_type& (*)(std::basic_ostream::__ios_type&) {aka std::basic_ios& (*)(std::basic_ios&)}'
/usr/include/c++/5/ostream:127:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(ios_base& (*__pf) (ios_base&))
       ^
/usr/include/c++/5/ostream:127:7: note:   no known conversion for argument 1 from '' to 'std::ios_base& (*)(std::ios_base&)'
/usr/include/c++/5/ostream:166:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(long __n)
       ^
/usr/include/c++/5/ostream:166:7: note:   no known conversion for argument 1 from '' to 'long int'
/usr/include/c++/5/ostream:170:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(unsigned long __n)
       ^
/usr/include/c++/5/ostream:170:7: note:   no known conversion for argument 1 from '' to 'long unsigned int'
/usr/include/c++/5/ostream:174:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(bool __n)
       ^
/usr/include/c++/5/ostream:174:7: note:   no known conversion for argument 1 from '' to 'bool'
In file included from /usr/include/c++/5/ostream:638:0,
                 from /usr/include/c++/5/iostream:39,
                 from Main.cc:1:
/usr/include/c++/5/bits/ostream.tcc:91:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char; _Traits = std::char_traits]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/5/bits/ostream.tcc:91:5: note:   no known conversion for argument 1 from '' to 'short int'
In file included from /usr/include/c++/5/iostream:39:0,
                 from Main.cc:1:
/usr/include/c++/5/ostream:181:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(unsigned short __n)
       ^
/usr/include/c++/5/ostream:181:7: note:   no known conversion for argument 1 from '' to 'short unsigned int'
In file included from /usr/include/c++/5/ostream:638:0,
                 from /usr/include/c++/5/iostream:39,
                 from Main.cc:1:
/usr/include/c++/5/bits/ostream.tcc:105:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char; _Traits = std::char_traits]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/5/bits/ostream.tcc:105:5: note:   no known conversion for argument 1 from '' to 'int'
In file included from /usr/include/c++/5/iostream:39:0,
                 from Main.cc:1:
/usr/include/c++/5/ostream:192:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(unsigned int __n)
       ^
/usr/include/c++/5/ostream:192:7: note:   no known conversion for argument 1 from '' to 'unsigned int'
/usr/include/c++/5/ostream:201:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(long long __n)
       ^
/usr/include/c++/5/ostream:201:7: note:   no known conversion for argument 1 from '' to 'long long int'
/usr/include/c++/5/ostream:205:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(unsigned long long __n)
       ^
/usr/include/c++/5/ostream:205:7: note:   no known conversion for argument 1 from '' to 'long long unsigned int'
/usr/include/c++/5/ostream:220:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(double __f)
       ^
/usr/include/c++/5/ostream:220:7: note:   no known conversion for argument 1 from '' to 'double'
/usr/include/c++/5/ostream:224:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(float __f)
       ^
/usr/include/c++/5/ostream:224:7: note:   no known conversion for argument 1 from '' to 'float'
/usr/include/c++/5/ostream:232:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(long double __f)
       ^
/usr/include/c++/5/ostream:232:7: note:   no known conversion for argument 1 from '' to 'long double'
/usr/include/c++/5/ostream:245:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__ostream_type = std::basic_ostream]
       operator<<(const void* __p)
       ^
/usr/include/c++/5/ostream:245:7: note:   no known conversion for argument 1 from '' to 'const void*'
In file included from /usr/include/c++/5/ostream:638:0,
                 from /usr/include/c++/5/iostream:39,
                 from Main.cc:1:
/usr/include/c++/5/bits/ostream.tcc:119:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits; std::basic_ostream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf]
     basic_ostream<_CharT, _Traits>::
     ^
/usr/include/c++/5/bits/ostream.tcc:119:5: note:   no known conversion for argument 1 from '' to 'std::basic_ostream::__streambuf_type* {aka std::basic_streambuf*}'
In file included from /usr/include/c++/5/string:52:0,
                 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.h:5172:5: note: candidate: template std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator<<(basic_ostream<_CharT, _Traits>& __os,
     ^
/usr/include/c++/5/bits/basic_string.h:5172:5: note:   template argument deduction/substitution failed:
Main.cc:10:14: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'float(float)'
     cout<