//  = you can edit here =
#define How_Many_Digits 3
#define Starting_With   5
//  =   =   =   =
#include <stdio.h>
#include <math.h>

int main() {
    int i, j;
    int is_prime;
    
    //calculate limits
    long startingFrom = Starting_With * pow(10,(How_Many_Digits-1));
    long endingAt = startingFrom + 99;
    
    for (i = startingFrom; i <= endingAt; i++) {
        //assume selected is prime
        is_prime = 1;
        //try to divide it
        for (j = 2; j <= sqrt(i); j++) {
            if (i % j == 0) {
                is_prime = 0;
                break;
            }
        }
        //if it is prime print
        if (is_prime == 1) {
            printf("%d \n", i);
        }
    }

    return 0;
}