View Code of Problem 7

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

			}
			if (flag == 0) {
				printf("UNKNOW\n");
			}
		}
	}
}