호박고구마

function solution(arr) {
  if (arr.length === 0 || arr.length === 1) {
    return [-1];
  }
  const result = arr.filter((item) => item !== Math.min(...arr));
  return result;
}

https://school.programmers.co.kr/learn/courses/30/lessons/181929

삼항 연산자와 reduce를 이용하여 만들었다.

<삼항 연산자 식>

참이 이였을 때 값 if 조건문 else 참이 아니였을 때 값

<코드>

from functools import reduce


def multiply(num_list):
    return reduce(lambda x, y: x * y, num_list)


def solution(num_list):
    return 1 if multiply(num_list) < sum(num_list) ** 2 else 0

https://www.acmicpc.net/problem/1292

from functools import reduce


def main():
    A, B = map(int, input().split(" "))

    i: int = 1
    nums: list[int] = []
    while True:
        if len(nums) > B:
            break
        nums.extend([i]*i)
        i += 1

    result = reduce(lambda val, acc: acc + val, nums[A-1:B], 0)
    print(result)


if __name__ == "__main__":
    main()

https://www.acmicpc.net/problem/1550

def main():
    print(int(input(), 16))


if __name__ == "__main__":
    main()

https://www.acmicpc.net/problem/1225

def main():
    num1, num2 = input().split()
    print(sum(map(int, list(num1))) * sum(map(int, list(num2))))


if __name__ == "__main__":
    main()

https://www.acmicpc.net/problem/1076

def main():
    colors: list[str] = ["black", "brown", "red", "orange",
                         "yellow", "green", "blue", "violet", "grey", "white"]

    input_colors: list[str] = []
    for _ in range(3):
        input_colors.append(input())

    value1: int = colors.index(input_colors[0])
    value2: int = colors.index(input_colors[1])

    mul: int = 10 ** colors.index(input_colors[2])
    result = int(f'{value1}{value2}') * mul
    print(result)


if __name__ == "__main__":
    main()

https://www.acmicpc.net/problem/1735

function gcd(a, b) {
  let tmp = 0;
  if (a < b) {
    tmp = a;
    a = b;
    b = tmp;
  }
  while (b != 0) {
    n = a % b;
    a = b;
    b = n;
  }
  return a;
}

const input = require("fs")
  .readFileSync("ex.txt")
  .toString()
  .trim()
  .split("\n");

const [molecule1, denominator1] = input[0]
  .split(" ")
  .map((item) => parseInt(item));

const [molecule2, denominator2] = input[1]
  .split(" ")
  .map((item) => parseInt(item));

let resultMolecule = molecule1 * denominator2 + molecule2 * denominator1;
let resultDenominator = denominator1 * denominator2;

const gcdValue = gcd(resultMolecule, resultDenominator);
while (true) {
  if (gcdValue === 1) {
    break;
  }
  if (resultDenominator % gcdValue !== 0 || resultMolecule % gcdValue !== 0) {
    break;
  }
  resultMolecule = resultMolecule / gcdValue;
  resultDenominator = resultDenominator / gcdValue;
}

console.log(`${resultMolecule} ${resultDenominator}`);

https://www.acmicpc.net/problem/11047

const input = require("fs")
  .readFileSync("/dev/stdin")
  .toString()
  .trim()
  .split("\n");

let [count, price] = input[0].split(" ");
let [firstLine, ...coins] = input;

coins = coins.map((item) => parseInt(item)).sort((a, b) => b - a);

let minCount = 0;
coins.forEach((item) => {
  while (true) {
    if (price - item < 0) {
      break;
    }
    price -= item;
    ++minCount;
  }
});

console.log(minCount);