Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
103304 胡思齐 03大写字母转小写字母 C++ Compile Error 0 MS 0 KB 135 2024-12-28 15:46:18

Tests(0/0):

Code:

#include <iostream> using nameacestd; int main() { char c1; cin>>ci; c1=c1+32; cout<<c1<<endl; return 0; }

Run Info:

Main.cc:2:7: error: expected nested-name-specifier before 'nameacestd'
 using nameacestd;
       ^
Main.cc: In function 'int main()':
Main.cc:6:5: error: 'cin' was not declared in this scope
     cin>>ci;
     ^
Main.cc:6:5: 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:6:10: error: 'ci' was not declared in this scope
     cin>>ci;
          ^
Main.cc:8:5: error: 'cout' was not declared in this scope
     cout<& __os)
     ^