View Code of Problem 7

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int t,m,n,a[100000][2],b,i;
    scanf("%d",&t);
    while(t--)
    {
        scanf("%d",&n);
        for(i=0;i<n;i++)
        {
            scanf("%d=%d",&a[i][0],&a[i][1]);
        }
        scanf("%d",&m);
        while(m--)
        {
            scanf("%d",&b);
            int flag=0;
            for(i=0;i<n;i++)
            {
                if(b==a[i][0])
                {
                    printf("%d\n",a[i][1]);
                    flag=1;
                    break;
                }
                else if(b==a[i][1])
                {
                    printf("%d\n",a[i][0]);
                    flag=1;
                    break;
                }
            }
            if(flag==0)
                printf("UNKNOW\n");
        }
        printf("\n");
    }
    return 0;
}

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