Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
150487 马俊潇 计算平均数 C++ Compile Error 0 MS 0 KB 293 2026-03-28 14:23:32

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ float a[10]={},n=0,m=0; for(int i=0;i<=4;i++){ cin<<a[i];} for(int i=0;i<=4;i++){ n=n+a[i];} m=n/5.0; printf("%.2f",m) for(int i=0;i<=4;i++){ if(m<a[i]){ cout<<a[i]<<" ";}} return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:6:8: error: no match for 'operator<<' (operand types are 'std::istream {aka std::basic_istream}' and 'float')
     cin< 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:6:13: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     cin<