Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
139541 唐诗阳 素数对 C++ Compile Error 0 MS 0 KB 620 2025-12-07 15:46:02

Tests(0/0):

Code:

#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int zhi(int a){ int s=1; for(int i=2;i<a/2;i++){ if(a_%i==0){ s=0; } } return s; } int main(){ int n,s=0,f=0; for(int i=2;i<=n-2;i++){ if(zhi(i)==1 && zhi(i+2)==1){ cout<<i<<' '<<1+2<<endl; s++; } if(!s){ cout<<"No"; } } return 0; }

Run Info:

Main.cc: In function 'int zhi(int)':
Main.cc:10:12: error: 'a_' was not declared in this scope
         if(a_%i==0){
            ^
Main.cc: In function 'int main()':
Main.cc:17:15: warning: unused variable 'f' [-Wunused-variable]
     int n,s=0,f=0;
               ^