Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
4472 李宇轩 素数判断 C++ Compile Error 0 MS 0 KB 262 2024-08-20 18:14:11

Tests(0/0):

Code:

# include<iostream> using namespace std; int main() { int n,w=0,i=2,r; scanf("%d",&n); while(3<n<10000){ if(n/i==0){ w=1; }else{ i++; } if(w==0){ printf("prime") ;break; }else{ printf("not prime");break;} } } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:9: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  while(3<n<10000){
         ^
Main.cc:5:16: warning: unused variable 'r' [-Wunused-variable]
  int n,w=0,i=2,r;
                ^
Main.cc: At global scope:
Main.cc:19:2: error: expected unqualified-id before 'return'
  return 0;
  ^
Main.cc:20:1: error: expected declaration before '}' token
 }
 ^