Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
164993 陈怡静 03大写字母转小写字母 C++ Compile Error 0 MS 0 KB 109 2026-11-08 16:24:37

Tests(0/0):

Code:

#include<iostream> using namepace std; int main() { char A; cin>>A; A=A+32; cout<<A; reture 0; }

Run Info:

Main.cc:2:7: error: expected nested-name-specifier before 'namepace'
 using namepace std;
       ^
Main.cc: In function 'int main()':
Main.cc:6:2: error: 'cin' was not declared in this scope
  cin>>A;
  ^
Main.cc:6:2: note: suggested alternative:
In file included from Main.cc:1:0:
/usr/include/c++/5/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
Main.cc:8:2: error: 'cout' was not declared in this scope
  cout<