Submission #2397506

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Source Code Expand

#include<cstdio>
int main()
{
	char a[5];
	scanf("%s",a);
	if(a[0]==a[1]&&a[2]==a[3])
	{
		if(a[0]!=a[2])
		{
			printf("Yes");
			return 0;
		}
	}
	printf("No");
	return 0;
}

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]
  scanf("%s",a);
               ^

Judge Result