[백준] 25304 영수증 - Java

문제

링크

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코드

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        int X = Integer.parseInt(br.readLine());
        int N = Integer.parseInt(br.readLine());
        int sum = 0;

        for (int i = 0; i < N; i++) {
            StringTokenizer st = new StringTokenizer(br.readLine(), " ");
            int a = Integer.parseInt(st.nextToken());
            int b = Integer.parseInt(st.nextToken());

            sum += (a * b);
        }

        System.out.println(X == sum ? "Yes" : "No");
        br.close();
    }
}

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리뷰