View Code of Problem 7

#include<stdio.h>
#include<cstdlib>
#include<cmath>
#include<iostream>
#include<algorithm>
using namespace std;
typedef long long ll;

int main()
{
	int T,n,m,x;
	ll a[100000],b[100000];
	for(int i=0;i<100000;i++){
		a[i]=0;
		b[i]=0;
	}
	scanf("%d", &T);
	for(int i=0;i<T;i++){
		scanf("%d",&n);
		  
		
		for(ll i=0;i<n;i++){
			
			scanf("%d=%d", &a[i], &b[i]);
		}
		
		scanf("%d", &m);
		for(int j=0;j<m;j++){	
		int flag=0;		
			scanf("%d", &x);
			for(ll i=0;i<n;i++){
				if(x==a[i]){
					flag++;
					printf("%d\n", b[i]);
				}     
				 if(x==b[i])  {
				 	flag++;
				 	printf("%d\n", a[i]);
				 } 
				  
			}
//			if(flag==0) printf("UNKNOW\n");
			
		}
		printf("\n");
	}
}

   
   
  
	 

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