11399๋ฒˆ - ATM(c++)

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๐Ÿ—’ 11399๋ฒˆ ๋ฌธ์ œ

๐Ÿ“Œ ์ •๋ ฌ ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•ด์„œ ๋ฌธ์ œ๋ฅผ ํ’€์ž โ—๏ธ

1๏ธโƒฃ ๋ˆ์„ ์ธ์ถœํ•˜๋Š”๋ฐ ํ•„์š”ํ•œ ์‹œ๊ฐ„์˜ ํ•ฉ์˜ ์ตœ์†Ÿ๊ฐ’์„ ์ฐพ๊ณ  ์žˆ๋‹ค

2๏ธโƒฃ ์ตœ์†Ÿ๊ฐ’์ด ๋‚˜์˜ค๋Š” ์ˆœ์„œ๋Š” ํ•„์š”ํ•œ ์‹œ๊ฐ„์ด ์ ์€ ์ˆœ์„œ๋Œ€๋กœ

3๏ธโƒฃ ๋“ค์–ด์˜จ ์ˆœ์„œ๋ฅผ sort ํ•จ์ˆ˜๋กœ ์žฌ๋ฐฐ์—ดํ•˜๊ณ  ์žฌ๋ฐฐ์—ดํ•œ ์ˆœ์„œ๋Œ€๋กœ ์‹œ๊ฐ„์˜ ํ•ฉ์„ ๊ตฌํ•˜์ž


โžฐ ์ฝ”๋“œ๋กœ ๋‚˜ํƒ€๋‚ธ 11399๋ฒˆ โžฐ

#include <iostream>
#include <algorithm>

using namespace std;

int main() {
    int num, total = 0, sum = 0;
    int numbers[1002] = { 0 };
    cin >> num;
    
    for (int i = 0; i < num; i++) {
        cin >> numbers[i];
    }
    
    // ํ•„์š”ํ•œ ์‹œ๊ฐ„์ด ์ ์€ ์ˆœ์„œ๋Œ€๋กœ ์žฌ๋ฐฐ์—ด
    sort(numbers, numbers+num);
    
    // ์‹œ๊ฐ„์˜ ํ•ฉ ๊ณ„์‚ฐ
    for (int i = 0; i < num; i++) {
        total += numbers[i];
        sum += total;
    }
    
    cout << sum << endl;
}
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