[백준 25304] 영수증

문제

https://www.acmicpc.net/problem/25304

25304번: 영수증

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내가 작성한 코드

import java.io.*;

public class 백준25304 {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int money = Integer.parseInt(br.readLine());
        int num = Integer.parseInt(br.readLine());
        int sum = 0;

        for(int i = 0; i<num; i++){
            String[] input = br.readLine().split(" ");
            int price = Integer.parseInt(input[0]);
            int quan = Integer.parseInt(input[1]);

            sum += price * quan;
        }

        if(money == sum){
            bw.write("Yes");
        }
        else{
            bw.write("No");
        }

        bw.close();
    }
}