Submission #3310958

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Source Code Expand

#include<cstdio>
using namespace std;
int main()
{
	int a,b;scanf("%d%d%d",&a,&a,&b);if(a==b) {printf("0\n");return 0;}
	for(int i=1;b;++i) {b/=2;if(b==a) {printf("%d\n",i);return 0;}}
	printf("-1\n");
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int a,b;scanf("%d%d%d",&a,&a,&b);if(a==b) {printf("0\n");return 0;}
                                  ^

Judge Result