[백준/C언어/C99] 25304번 영수증 | 단계별로 풀어보기

1. 문제

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

 

2. 풀이

#include <stdio.h>

int main(void) {
    int totalPrice, totalCount;
    int calculatedPrice = 0;

    scanf("%d", &totalPrice);
    scanf("%d", &totalCount);

    for (int i = 0; i < totalCount; i++){
        int price, count;

        scanf("%d %d", &price, &count);

        calculatedPrice += price * count;
    }

    if(totalPrice == calculatedPrice) {
        printf("Yes");
    } else {
        printf("No");
    }
}