Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
139955 余建成 09闰年第n个月有多少天 C++ Compile Error 0 MS 0 KB 406 2025-12-13 12:11:17

Tests(0/0):

Code:

#include<iostream> using namespace std; int main() { int n; cin>>n; switch(n){ case 1: case 3: case 5: case 7: case 8: case 10: case 12: cout<<"31"; break; case 4: case 6: case 9: case 11: cout<<"30"; break; case 2: cout<<"29"; break; default: cout<<"lnvalid" break; } return 0; }v

Run Info:

Main.cc: In function 'int main()':
Main.cc:28:9: error: expected ';' before 'break'
         break;
         ^
Main.cc: At global scope:
Main.cc:31:2: error: 'v' does not name a type
 }v
  ^