Submission #161844

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Source Code Expand

#include <cstdio>
#include <cstring>
int main() {
	char A[5];
	scanf("%s",A);
	if(strcmp(A,"a")==0) {
		printf("-1\n");
	}else {
		printf("a\n");
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result