Submission

Score: 80

User: kenkong587

Problemset: จำนวนเฉพาะ (2560)

Language: c

Time: 0.003 second

Submitted On: 2026-09-28 21:55:19

#include <stdio.h>

int main(){

    int n = 0;

    scanf("%d",&n);

    int m = 0;

    for(int i = 2;i < n+1;i++){
        for(int j = 2;j * j < i + 1;j++){
            if(i % j == 0 && i != 2){
                m++;
            }
        }
        if(m == 0){
            printf("%d\n",i);
        }
        m = 0;
    }

    return 0;
}