Submission #1840812

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Source Code Expand

#include<stdio.h>
int main(void)
{
	int a,b,c;
	scanf("%d %d %d2",&a,&b,&c);
	if(a+b==c&&a-b==c){
		printf("?\n");
	}
	if(a+b!=c&&a-b!=c){
		printf("!\n");
	}
	if(a+b==c&&a-b!=c){
		printf("+\n");
	}
	if(a-b==c&&a+b!=c){
		printf("-\n");
	}
	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]
  scanf("%d %d %d2",&a,&b,&c);
  ^

Judge Result