[Programmers] 부족한 금액 계산하기

[문제]

https://programmers.co.kr/learn/courses/30/lessons/82612

코딩테스트 연습 - 부족한 금액 계산하기

[풀이]

#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>

long long solution(int price, int money, int count) {
    long long answer = 0;
    int n=0;
    
    for(int i=1; i<=count; i++){
       n = price*i;
       answer += n; 
    }
    
    if(answer > money) return answer-money;
    else return 0;
  
    return answer;
}

int main(){
    int price=0;
    int money=0;
    int count=0;
    
    scanf("%d %d %d", &price, &money, &count);
    
    solution(price,money,count);
}