Submission #37493243

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Source Code Expand

#include <stdio.h>

int main(void){
	int n;
	scanf("%d", &n);
	int a[n];
	for(int i = 0; i < n; i++){
		scanf("%d", &a[i]);
	}

	int q;
	scanf("%d", &q);
	int query, k, x;
	for(int i = 0; i < q; i++){
		scanf("%d", &query);
		if(query == 1){
			scanf("%d %d", &k, &x);
			a[k-1] = x;
		}
		else if(query == 2){
			scanf("%d", &k);
			printf("%d\n", a[k-1]);
		}
	}

	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:5:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
    5 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
./Main.c:8:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
    8 |   scanf("%d", &a[i]);
      |   ^~~~~~~~~~~~~~~~~~
./Main.c:12:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   12 |  scanf("%d", &q);
      |  ^~~~~~~~~~~~~~~
./Main.c:15:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   15 |   scanf("%d", &query);
      |   ^~~~~~~~~~~~~~~~~~~
./Main.c:17:4: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   17 |    scanf("%d %d", &k, &x);
      |    ^~~~~~~~~~~~~~~~~~~~~~
./Main.c:21:4: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   21 |    scanf("%d", &k);
      |    ^~~~~~~~~~~~~~~

Judge Result