Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
145487 范照赫 07大小写转换 C++ Compile Error 0 MS 0 KB 113 2026-01-25 15:45:07

Tests(0/0):

Code:

char n; cin>>n; if(n>='A'&&n<='Z'){ cout<<char(n+32); }else{ cout<<char(n-32); }

Run Info:

Main.cc:2:5: error: 'cin' does not name a type
     cin>>n;
     ^
Main.cc:3:1: error: expected unqualified-id before 'if'
 if(n>='A'&&n<='Z'){
 ^
Main.cc:5:6: error: expected unqualified-id before 'else'
     }else{
      ^