View Code of Problem 7

    #include<stdio.h>
    int main(void)
    {
    	int t,m,n,i,j,k,a[1000],b[1000],c[1000];
    	scanf("%d",&t);
    	for(i=0;i<t;i++)
    	{
    		scanf("%d",&n);
    		for(j=0;j<n;j++)
    		   scanf("%d=%d",&a[j],&b[j]);
    		scanf("%d",&m);
    		for(k=0;k<m;k++)
    		   scanf("%d",&c[k]);
    		for(k=0;k<m;k++)
    		{
    			for(j=0;j<n;j++)
    			{
    			   if(c[k]==a[j])
    			  {
    				printf("%d\n",b[j]);
    				break;
    			  }
    			   else
    			       if(c[k]==b[j])
    			       {
    			       	 printf("%d\n",a[j]);
    			       	 break;
    			       }
    		    }
    			if(j==n)
    			printf("UNKNOW\n");
    		}
    		printf("\n");
    	}
    	return 0;
    }

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