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GeezerVison is showing github.com — Java-Hackerrank-Solutions/Java/Data Structures/JavaMap.java at main · Manush54/Java-Hackerrank-Solutions

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JavaMap.java

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JavaMap.java

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//Complete this code or write your own from scratch
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
class JavaMap {
public static void main(String[] argh) throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int n = Integer.parseInt(br.readLine());
HashMap<String, Integer> phonebook = new HashMap<String, Integer>();
for (int i = 0; i < n; i++) {
String name = br.readLine();
int phone = Integer.parseInt(br.readLine());
phonebook.put(name, phone);
}
while (br.readLine() != null) {
String s = br.readLine();
Integer ph_num = phonebook.get(s);
if (ph_num == null) {
System.out.println("Not found");
} else {
System.out.printf("%s=%d\n", s, ph_num);
}
}
}
}
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