Submission #6135237

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Source Code Expand

#include<cstdio>
#include<cmath>
using namespace std;
int a,b;
int qwq;
int sum;
int main()
{
	scanf("%d%d",&a,&b);
	qwq=abs(b-a);
	while(qwq>=10)
	qwq-=10,sum++;
	switch(qwq)
	{
		case 1:
		    sum++;
		    break;
		case 2:
			sum+=2;
			break;
		case 3:
			sum+=3;
			break;
		case 4:
			sum+=2;
			break;
		case 5:
			sum+=1;
			break;
		case 6:
			sum+=2;
			break;
		case 7:
			sum+=3;
			break;
		case 8:
			sum+=3;
			break;
		case 9:
			sum+=2;
			break;
	}
	printf("%d\n",sum);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&a,&b);
                     ^

Judge Result