Online Judge
| Run ID | 作者 | 问题 | 语言 | 测评结果 | Time | Memory | 代码长度 | 提交时间 |
|---|---|---|---|---|---|---|---|---|
| 66433 | 邓凯方 | 02简单输入输出 | C++ | Compile Error | 0 MS | 0 KB | 166 | 2024-03-09 09:53:17 |
Tests(0/0):
Code:
#include<iostream> #include<cstdio> #include<cmath> #include<iomanip> using namespace std; int main() { int 1; cin>>1; cout<<1; return 0; }
Run Info:
Main.cc: In function 'int main()':
Main.cc:8:9: error: expected unqualified-id before numeric constant
int 1;
^
Main.cc:9:8: error: no match for 'operator>>' (operand types are 'std::istream {aka std::basic_istream}' and 'int')
cin>>1;
^
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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid conversion from 'int' to 'std::basic_istream::__istream_type& (*)(std::basic_istream::__istream_type&) {aka std::basic_istream& (*)(std::basic_istream&)}' [-fpermissive]
cin>>1;
^
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid conversion from 'int' to 'std::basic_istream::__ios_type& (*)(std::basic_istream::__ios_type&) {aka std::basic_ios& (*)(std::basic_ios&)}' [-fpermissive]
cin>>1;
^
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid conversion from 'int' to 'std::ios_base& (*)(std::ios_base&)' [-fpermissive]
cin>>1;
^
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: error: invalid initialization of non-const reference of type 'bool&' from an rvalue of type 'bool'
cin>>1;
^
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 initialization of non-const reference of type 'short int&' from an rvalue of type 'short int'
cin>>1;
^
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 initialization of non-const reference of type 'short unsigned int&' from an rvalue of type 'short unsigned int'
cin>>1;
^
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 initialization of non-const reference of type 'int&' from an rvalue of type 'int'
cin>>1;
^
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 initialization of non-const reference of type 'unsigned int&' from an rvalue of type 'unsigned int'
cin>>1;
^
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 initialization of non-const reference of type 'long int&' from an rvalue of type 'long int'
cin>>1;
^
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 initialization of non-const reference of type 'long unsigned int&' from an rvalue of type 'long unsigned int'
cin>>1;
^
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 initialization of non-const reference of type 'long long int&' from an rvalue of type 'long long int'
cin>>1;
^
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 initialization of non-const reference of type 'long long unsigned int&' from an rvalue of type 'long long unsigned int'
cin>>1;
^
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid initialization of non-const reference of type 'float&' from an rvalue of type 'float'
cin>>1;
^
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid initialization of non-const reference of type 'double&' from an rvalue of type 'double'
cin>>1;
^
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid initialization of non-const reference of type 'long double&' from an rvalue of type 'long double'
cin>>1;
^
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 conversion from 'int' to 'void*' [-fpermissive]
cin>>1;
^
Main.cc:9:10: error: cannot bind rvalue '1u' to 'void*&'
In file included from /usr/include/c++/5/iostream:40:0,
from Main.cc:1:
/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: conversion of argument 1 would be ill-formed:
Main.cc:9:10: error: invalid conversion from 'int' to 'std::basic_istream::__streambuf_type* {aka std::basic_streambuf*}' [-fpermissive]
cin>>1;
^
Main.cc:9:8: note: candidate: operator>>(int, int)
cin>>1;
^
Main.cc:9:8: note: no known conversion for argument 1 from 'std::istream {aka std::basic_istream}' to 'int'
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'
cin>>1;
^
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: mismatched types '_CharT2*' and 'int'
cin>>1;
^
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')
cin>>1;
^
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 '1' (type 'int') to type 'unsigned char&'
cin>>1;
^
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 '1' (type 'int') to type 'signed char&'
cin>>1;
^
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 '1' (type 'int') to type 'unsigned char*'
cin>>1;
^
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 '1' (type 'int') to type 'signed char*'
cin>>1;
^
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]
operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
^
/usr/include/c++/5/istream:924:5: note: conversion of argument 2 would be ill-formed:
Main.cc:9:10: error: invalid initialization of non-const reference of type 'int&' from an rvalue of type 'int'
cin>>1;
^
In file included from Main.cc:4:0:
/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:9:10: note: cannot convert '1' (type 'int') to type 'std::_Resetiosflags'
cin>>1;
^
In file included from Main.cc:4:0:
/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:9:10: note: cannot convert '1' (type 'int') to type 'std::_Setiosflags'
cin>>1;
^
In file included from Main.cc:4:0:
/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:9:10: note: cannot convert '1' (type 'int') to type 'std::_Setbase'
cin>>1;
^
In file included from Main.cc:4:0:
/usr/include/c++/5/iomanip:170:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setfill<_CharT>)
operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f)
^
/usr/include/c++/5/iomanip:170:5: note: template argument deduction/substitution failed:
Main.cc:9:10: note: mismatched types 'std::_Setfill<_CharT>' and 'int'
cin>>1;
^
In file included from Main.cc:4:0:
/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:9:10: note: cannot convert '1' (type 'int') to type 'std::_Setprecision'
cin>>1;
^
In file included from Main.cc:4:0:
/usr/include/c++/5/iomanip:230:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setw)
operator>>(basic_istream<_CharT, _Traits>& __is, _Setw __f)
^
/usr/include/c++/5/iomanip:230:5: note: template argument deduction/substitution failed:
Main.cc:9:10: note: cannot convert '1' (type 'int') to type 'std::_Setw'
cin>>1;
^
In file included from Main.cc:4:0:
/usr/include/c++/5/iomanip:264:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Get_money<_MoneyT>)
operator>>(basic_istream<_CharT, _Traits>& __is, _Get_money<_MoneyT> __f)
^
/usr/include/c++/5/iomanip:264:5: note: template argument deduction/substitution failed:
Main.cc:9:10: note: mismatched types 'std::_Get_money<_MoneyT>' and 'int'
cin>>1;
^
In file included from Main.cc:4:0:
/usr/include/c++/5/iomanip:418:5: note: candidate: template std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Get_time<_CharT>)
operator>>(basic_istream<_CharT, _Traits>& __is, _Get_time<_CharT> __f)
^
/usr/include/c++/5/iomanip:418:5: note: template argument deduction/substitution failed:
Main.cc:9:10: note: mismatched types 'std::_Get_time<_CharT>' and 'int'
cin>>1;
^