Submission

Score: 80

User: hello1234

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-10 11:49:37

#include<stdio.h>
int checkp(int n){
	int cnt=0;
	int p=0;
	for(int i=2;i<n;i++){
		if(n%i==0){
			cnt=cnt+1;
		}
	}
	if(cnt==0){
			p=1;
		}
	return p;
}
int main(){
	
	int n;
	scanf("%d",&n);
	for(int i=2;i<=n;i++){
		if(checkp(i)==1){
			printf("%d\n",i);
		}
		
	}
	
	return 0;
}