์ ์ฒด์ฝ๋ ํ์ด
๊ฐ์ฅํฐ์.py
import sys
sys.stdin=open("C:\\input.txt",'rt')
num, m =map(int,input().split())
print("num , m :", num,m)
num = list(map(int, str(num)))
print("num : " , num)
stack = []
for x in num:
print(x)
while stack and m > 0 and x > stack[-1]:
stack.pop()
m-=1
stack.append(x)
if m != 0:
stack = stack[:-2]
# ์ถ๋ ฅ๋ฐฉ๋ฒ1: res = ''.join(map(str,stack))
# print(res)
# ์ถ๋ ฅ๋ฐฉ๋ฒ2
for x in stack:
print(x,end='')
input.txt
9977252641 5
num, m = map(int, input().split())
1๏ธโฃ ์ฒซ ๋ฒ์งธ ์ค: input().split()
- input() → ์ฌ์ฉ์ ์ ๋ ฅ์ ๋ฌธ์์ด๋ก ๋ฐ์
- .split() → ๊ณต๋ฐฑ์ ๊ธฐ์ค์ผ๋ก ๋๋ ๋ฆฌ์คํธ๋ก ๋ณํ
- map(int, input().split()) → ๋ฆฌ์คํธ์ ์์๋ฅผ ์ ์ํ์ผ๋ก ๋ณํ
5276823 3
- "5276823 3" (๋ฌธ์์ด ์ ๋ ฅ)
- .split() → ["5276823", "3"]
- map(int, ["5276823", "3"]) → [5276823, 3]
- num = 5276823, m = 3์ด ์ ์ฅ๋จ
2๏ธโฃ ๋ ๋ฒ์งธ ์ค: str(num)
- num์ ์ ์ 5276823
- str(num) → "5276823" (๋ฌธ์์ด๋ก ๋ณํ)
map(int, str(num))
- str(num) = "5276823"
- map(int, "5276823") → ๊ฐ ๋ฌธ์ "5", "2", "7", ...์ int๋ก ๋ณํ
- map(int, "5276823") → [5, 2, 7, 6, 8, 2, 3] (๋งต ๊ฐ์ฒด)
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