Submission #1447201

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Source Code Expand

#include<stdio.h>
#include<string.h>
#include<algorithm>
using namespace std;
int gcd(int x,int y)
{
    return x%y==0?y:gcd(y,x%y);
}
int main()
{
    int n,k,i,j,x,flag,t;
    scanf("%d%d",&n,&k);
    flag=0;
        scanf("%d",&x);
        if(x==k)
            flag=1;
            j=x;
            t=x;
        for(i=1;i<n;i++)
        {
            scanf("%d",&x);
            if(x==k)
                flag=1;
            j=gcd(j,x);
            t=max(t,x);
        }
        if(k%j==0&&t>=k)
            flag=1;
        if(flag)
            printf("POSSIBLE\n");
        else
            printf("IMPOSSIBLE\n");
        return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&k);
                        ^
./Main.cpp:14:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&x);
                       ^
./Main.cpp:21:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d",&x);
                           ^

Judge Result