๐Ÿ“Œ ๊ทธ๋ฆฌ๋”” (์ด๊ฒƒ์ด ์ทจ์—…์„ ์œ„ํ•œ ์ฝ”๋”ฉ ํ…Œ์ŠคํŠธ๋‹ค with python)

๋ชจ๊น…ยท2023๋…„ 3์›” 3์ผ
0

๐Ÿ“– 01. ๊ทธ๋ฆฌ๋”” ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๊ฐœ์š”

โœ๏ธ ๋ฌธ์ œ

โœ๏ธ ์ž…๋ ฅ

n = 1260
count = 0

# ํฐ ๋‹จ์œ„์˜ ํ™”ํ๋ถ€ํ„ฐ ์ฐจ๋ก€๋Œ€๋กœ ํ™•์ธํ•˜๊ธฐ
array = [500, 100, 50, 10]

for coin in array:
    count += n // coin # n์„ doin์œผ๋กœ ๋‚˜๋ˆˆ ๋ชซ
    n %= coin

print(count)

๐Ÿ’ป ์ถœ๋ ฅ
6


๐Ÿ“– 02. ๊ทธ๋ฆฌ๋”” ์œ ํ˜• ๋ฌธ์ œ ํ’€์ด

01. 1์ด ๋  ๋•Œ๊นŒ์ง€

โœ๏ธ ๋ฌธ์ œ

๐Ÿ•ถ๏ธ ํ•ด์„ค

โœ๏ธ ์ž…๋ ฅ

N = 25
K = 3
count = 0

while True:
    if N == 1:
        print("{0}".format(count))
        break

    count += 1

    if N % K == 0:
        N = N // K
    else:
        N -= 1

๐Ÿ’ป ์ถœ๋ ฅ
25 6

  • ๋กœ๊ทธ์‹œ๊ฐ„ ๋ณต์žก๋„๋กœ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ๋‹ค.
    -> ๋‚˜๋ˆŒ๋•Œ๋งˆ๋‹ค ๊ธฐํ•˜๊ธ‰์ˆ˜์ ์œผ๋กœ ๋–จ์–ด์ง€๊ธฐ ๋•Œ๋ฌธ์— ๋กœ๊ทธ์‹œ๊ฐ„ ๋ณต์žก๋„์ด๋‹ค.

02. ๊ณฑํ•˜๊ธฐ ํ˜น์€ ๋”ํ•˜๊ธฐ

โœ๏ธ ๋ฌธ์ œ

  • intํ˜•์˜ ์ตœ๋Œ“๊ฐ’์ด 21์–ต์ •๋„์ด๋‹ค.
    -> ์ž๋ฃŒํ˜• int ์“ฐ๋ผ๊ณ  ๋ฐฐ๋ คํ•ด ์ค€ ๋ฌธ์ œ

๐Ÿ•ถ๏ธ ํ•ด์„ค

โœ๏ธ ์ž…๋ ฅ

datas = input()

result = int(datas[0])

for i in range(1, len(datas)):
    num = int(datas[i])
    if num <=1 or result <=1:
        result += num
    else:
        result *= num

print(result)

๐Ÿ’ป ์ถœ๋ ฅ
>02984
576

03. ๋ชจํ—˜๊ฐ€ ๊ธธ๋“œ

โœ๏ธ ๋ฌธ์ œ

๐Ÿ•ถ๏ธ ํ•ด์„ค

โœ๏ธ ์ž…๋ ฅ

n = int(input())
data = list(map(int, input().split()))
data.sort()

count = 0 # ํ˜„์žฌ ๊ทธ๋ฃน์— ํฌํ•จ๋œ ๋ชจํ—˜๊ฐ€ ์ˆ˜ ์ด
result = 0 # ๊ทธ๋ฃน์˜ ์ˆ˜
for i in data: # ๊ณตํฌ๋„๋ฅผ ๋‚ฎ์€ ๊ฒƒ๋ถ€ํ„ฐ ํ•˜๋‚˜์”ฉ ํ™•์ธํ•˜๋ฉฐ
    count += 1 # ํ˜„์žฌ ๊ทธ๋ฃน์— ํ•ด๋‹น ๋ชจํ—˜๊ฐ€๋ฅผ ํฌํ•จ์‹œํ‚ค์ž

    if count >= i: # ํ˜„์žฌ ๊ทธ๋ฃน์— ํฌํ•จ๋œ ๋ชจํ•จ๊ฐ€์˜ ์ˆ˜๊ฐ€ ํ˜„์žฌ์˜ ๊ณตํฌ๋„ ์ด์ƒ์ด๋ผ๋ฉด, ๊ทธ๋ฃน๊ฒฐ์„ฑ
        count = 0 # ํ˜„์žฌ ๊ทธ๋ฃน์— ํฌํ•จ๋œ ๋ชจํ—˜๊ฐ€์˜ ์ˆ˜ ์ดˆ๊ธฐํ™”
        result += 1 # ์ด ๊ทธ๋ฃน์˜ ์ˆ˜ ์ฆ๊ฐ€์‹œํ‚ค๊ธฐ

print(result) # ์ด ๊ทธ๋ฃน์˜ ์ˆ˜ ์ถœ๋ ฅ

๐Ÿ’ป ์ถœ๋ ฅ
> 5
> 2 3 1 2 2
2





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