提交时间:2023-07-21 20:26:00

运行 ID: 24215

#include"bits/stdc++.h" using namespace std; int s(int x){ for(int i=2;i*i<=x;i++){ if(x%i==0)return false;} return true;} int main(){ long long n; cin>>n; if(s(n)){ cout<<"Yes"<<endl; if(s(n-6)){ cout<<n-6;} else if(s(n+6)){ cout<<n+6;}} else{ cout<<"No"<<endl; while(n++){ if(s(n)){ cout<<n; return 0;} }} }