View Code of Problem 7

#include<stdio.h>
int a[1000000],b[100000];
int main()
{
	int T;
	scanf("%d",&T);
	while(T>0)
	{
		int n;
		scanf("%d",&n);
		int i,j;
		for(i=0;i<n;i++)
			scanf("%d=%d",&a[i],&b[i]);
		int m;
		scanf("%d",&m);
		int x[10000];
		for(i=0;i<m;i++)
			scanf("%d",&x[i]);
		int first=1;
		if(first) first=0;
		else printf("\n");
		for(i=0;i<m;i++)
		{
			for(j=0;j<n;j++)
			{
				if(x[i]==a[j]) {printf("%d\n",b[j]);break;}
				else if(x[i]==b[j]) {printf("%d\n",a[j]);break;}
			}
			if(j==n) printf("UNKNOW\n");
		}
		T--;
	}
	return 0;
}

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