HR자바 Java Exception Handling

개요

HR자바 Java Exception Handling

• https://www.hackerrank.com/challenges/java-exception-handling/problem

해커랭크 Java

#	문제	비고
HR자바 Exception Handling e
51	HR자바 Java Exception Handling (Try-catch)
52	HR자바 Java Exception Handling

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import java.util.Scanner;

class MyCalculator {
    /*
    * Create the method long power(int, int) here.
    */
    int power(int n, int p) throws Exception {
        if( n<0 || p<0 ) {
            throw new Exception("n or p should not be negative.");
        }
        if( n==0 && p==0 ) {
            throw new Exception("n and p should not be zero.");
        }
        return (int) Math.pow(n,p);
    }
}

public class Solution {
    public static final MyCalculator my_calculator = new MyCalculator();
    public static final Scanner in = new Scanner(System.in);
    
    public static void main(String[] args) {
        while (in .hasNextInt()) {
            int n = in .nextInt();
            int p = in .nextInt();
            
            try {
                System.out.println(my_calculator.power(n, p));
            } catch (Exception e) {
                System.out.println(e);
            }
        }
    }
}