Submission #2460251

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>

int is_prime(int a){
	int i;
	for(i = 2; i * i <= a; i++){
		if(a % i == 0){
			return 0;
		}
	}
	return 1;
}

int main(){
	int N, i, count = 0;
	scanf("%d", &N);
	for(i = 11; count < N; i += 10){
		if(is_prime(i) == 1){
			printf("%d ", i);
			count++;
		}
	}
	printf("\n");
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:16:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ^

Judge Result