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// https://www.hackerrank.com/challenges/phone-book/problem
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
public class JavaMap {
private static final Scanner SCANNER = new Scanner(System.in);
public static void main(String[] args) {
Map directory = getDirectory();
while (SCANNER.hasNext()) {
String name = SCANNER.next();
System.out.println(directory.containsKey(name) ? name + "=" + directory.get(name) : "Not found");
}
}
private static Map getDirectory() {
Map directory = new HashMap();
int queries = SCANNER.nextInt();
while (queries-- > 0) {
String name = SCANNER.next();
long number = SCANNER.nextLong();
directory.put(name, number);
}
return directory;
}
}