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[Python] range ํ•จ์ˆ˜

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ํŠน์ • ๊ตฌ๊ฐ„ ์ˆซ์ž์˜ ๋ฒ”์œ„๋ฅผ ๋งŒ๋“ค์–ด์ฃผ๋Š” ํ•จ์ˆ˜

๋ฒ”์œ„์˜ int ๊ฐ’์„ ์›์†Œ๋กœํ•˜๋Š” list ๋ฐ˜ํ™˜

 

range(A)

0๋ถ€ํ„ฐ A-1๊นŒ์ง€์˜ ์ •์ˆ˜ ๋ฒ”์œ„๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

x = range(10) print(list(x))
#์ถœ๋ ฅ [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]

range(A, B)

A๋ถ€ํ„ฐ B-1๊นŒ์ง€์˜ ์ •์ˆ˜ ๋ฒ”์œ„๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

x = range(1, 10) print(list(x))
#์ถœ๋ ฅ [1, 2, 3, 4, 5, 6, 7, 8, 9]

range(A, B, C)

A๋ถ€ํ„ฐ B-1๊นŒ์ง€์˜ ์ •์ˆ˜ ๋ฒ”์œ„๋ฅผ C์ˆซ์ž๋งŒํผ์˜ ๊ฐ„๊ฒฉ์œผ๋กœ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

x = range(1, 10, 2) print(list(a))
#์ถœ๋ ฅ [1, 3, 5, 7, 9]

+ ์ˆซ์ž๊ฐ€ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ๊ฐ์†Œํ•˜๋Š” range ํ•จ์ˆ˜

 

โ‘ด range(A, B, C) โ†’ B๊ฐ’์„ ์Œ์ˆ˜๋กœ ์‚ฌ์šฉ

for i in range(7, 0-1, -1): print(i)
#์ถœ๋ ฅ 7 6 5 4 3 2 1 0

โ‘ต reversed ํ•จ์ˆ˜ ์‚ฌ์šฉ

for i in reversed(range(7)): print(i)
#์ถœ๋ ฅ 7 6 5 4 3 2 1 0
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