View Code of Problem 7

#include<stdio.h>
int main()
{
	int t;
	scanf("%d",&t);
	int i,j,a[1000][2]={{0}},b[1000];
	int m,n,flag;
	while(t>0)
	{
		scanf("%d",&n);
		for(i=0;i<n;i++)
		{
			scanf("%d=%d",&a[i][0],&a[i][1]);
		}
		scanf("%d",&m);
		for(j=0;j<m;j++)
		{
			scanf("%d",&b[j]);
		}
		for(j=0;j<m;j++)
		{
			flag=0;
			for(i=0;i<n;i++)
			{
				if(b[j]==a[i][0])
				{
					printf("%d\n",a[i][1]);
					flag = 1;
					break;
				}
				else if(b[j]==a[i][1])
				{
					printf("%d\n",a[i][0]);
					flag=1;
					break;
				}
			}
			if(flag==0)
			{
				printf("UNKNOW\n");
			}
		}
		printf("\n");
		--t;
	}
	return 0;
}

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