#输入一个数 n=int(input()) #判断你是否为质数 for i in range (2,n): if n%i==0: print("No") break else: if n !=1: print("Yes") else: print("no")

n = int(input()) if n <= 1: print("No") else: is_prime = True for i in range(2, int(n ** 0.5) + 1): if n % i == 0: is_prime = False break if is_prime: print("Yes") else: print("No")

#include <iostream> using namespace std; int main(){ int n,i; cin >> n; bool flag; if(n == 2){ flag = true; }else{ for(i = 2; i <= n - 1; i++){ if(n % i == 0){ flag = false; break; } } if(i == n){ flag = true; } } if(flag == true){ cout << "Yes"; }else{ cout << "No"; } return 0; }

#include<iostream> using namespace std; int main(){ int n,i,s=0; cin>>n; for(int i=1;i<=n;i++){ if(n%i0){ s+=1; } } if(s2 && n>=2){ cout<<"Yes"; }else{ cout<<"No"; } }

#include<iostream> using namespace std; bool sth(int a1){ if(a1 == 1){ return false; } for(int i = 2 ; i < a1 ; i++){ if(a1 % i == 0){ return false; } } return true; } int main(){ int a; cin >> a; if(sth(a)){ cout << "Yes"; }else{ cout << "No"; } }

#include<bits/stdc++.h> using namespace std; int main(){ int a,b=0; cin>>a; if(a<2){ cout<<"No"; return 0; } for(int i=2;i<=sqrt(a);i++){ if(a%i==0){ cout<<"No"; return 0; } } cout<<"Yes"; return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int n; cin >> n; bool flag = 0; for ( int i = 2; i <= sqrt(n); i++ ){ if ( n % i == 0 ){ flag = 1; break; } } if ( n == 0 || n == 1 ){ cout << "No"; } else if ( flag == 0 ){ cout << "Yes"; } else { cout << "No"; } return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int n,a=0; cin>>n; if(n2){ cout<<"Yes"; } else{ for(int b=2;b<=n;b++){ if (n%b!=0){ a=a+1; } else{ a=a+0; } } if(an-2){ cout<<"Yes"; } else{ cout<<"No"; } } return 0; }

#include<iostream> using namespace std; int main(){ int p=0,b=0; bool l; cin>>p; for(int i=2;i<p;i++){ if(p%i0){ b++; } } if(p1) cout<<"No"; else if(b>0) cout<<"No"; else cout<<"Yes"; return 0; }

#include<iostream> using namespace std; int main(){ int p=0,b=0; bool l; cin>>p; for(int i=2;i<p;i++){ if(p%i0){ b++; } } if(p1) cout<<"No"; else if(b>0) cout<<"No"; else cout<<"Yes"; return 0; }

#include<iostream> using namespace std; int main(){ int n,i,s=0; cin>>n; for(int i=1;i<=n;i++){ if(n%i0){ s+=1; } } if(s2 && n>=2){ cout<<"Yes"; }else{ cout<<"No"; } }