Submission #1446953

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Source Code Expand

#include<cstdio>
int gcd(int a,int b)
{
	if (b==0) return a;
	else return gcd(b,a%b);
}
int main()
{
	int n,k,a,g,m;
	scanf("%d%d",&n,&k);
	for (int i=1;i<=n;i++)
	{
		scanf("%d",&a);
		if (i==1) g=m=a;
		else
		{	
			g=gcd(g,a);
			if (a>m) m=a;
		}
	}
	if (k>m||k%g!=0) puts("IMPOSSIBLE");
	else puts("POSSIBLE");
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&k);
                     ^
./Main.cpp:13:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a);
                 ^

Judge Result