๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

swift230

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0] ๊ฐ๋„๊ธฐ ๊ฐ๋„๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ๊ฐ์—์„œ 0๋„ ์ดˆ๊ณผ 90๋„ ๋ฏธ๋งŒ์€ ์˜ˆ๊ฐ, 90๋„๋Š” ์ง๊ฐ, 90๋„ ์ดˆ๊ณผ 180๋„ ๋ฏธ๋งŒ์€ ๋‘”๊ฐ 180๋„๋Š” ํ‰๊ฐ์œผ๋กœ ๋ถ„๋ฅ˜ํ•ฉ๋‹ˆ๋‹ค. ๊ฐ angle์ด ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์งˆ ๋•Œ ์˜ˆ๊ฐ์ผ ๋•Œ 1, ์ง๊ฐ์ผ ๋•Œ 2, ๋‘”๊ฐ์ผ ๋•Œ 3, ํ‰๊ฐ์ผ ๋•Œ 4๋ฅผ returnํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด์ฃผ์„ธ์š”. ์˜ˆ๊ฐ : 0 2022. 12. 13.
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0] ํŠน์ • ๋ฌธ์ž ์ œ๊ฑฐํ•˜๊ธฐ ํŠน์ • ๋ฌธ์ž ์ œ๊ฑฐํ•˜๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ๋ฌธ์ž์—ด my_string๊ณผ ๋ฌธ์ž letter์ด ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. my_string์—์„œ letter๋ฅผ ์ œ๊ฑฐํ•œ ๋ฌธ์ž์—ด์„ returnํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด์ฃผ์„ธ์š”. ์ œํ•œ ์‚ฌํ•ญ 1 ≤ my_string์˜ ๊ธธ์ด ≤ 100 letter์€ ๊ธธ์ด๊ฐ€ 1์ธ ์˜๋ฌธ์ž์ž…๋‹ˆ๋‹ค. my_string๊ณผ letter์€ ์•ŒํŒŒ๋ฒณ ๋Œ€์†Œ๋ฌธ์ž๋กœ ์ด๋ฃจ์–ด์ ธ ์žˆ์Šต๋‹ˆ๋‹ค. ๋Œ€๋ฌธ์ž์™€ ์†Œ๋ฌธ์ž๋ฅผ ๊ตฌ๋ถ„ํ•ฉ๋‹ˆ๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ my_string letter result "abcdef" "f" "abcde" "BCBdbe" "B" "CBdbe" ์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช… ์ž…์ถœ๋ ฅ ์˜ˆ #1 "abcdef" ์—์„œ "f"๋ฅผ ์ œ๊ฑฐํ•œ "abcde"๋ฅผ returnํ•ฉ๋‹ˆ๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ #2 "BCBdbe" ์—์„œ "B"๋ฅผ ๋ชจ๋‘ ์ œ๊ฑฐํ•œ "Cdbe"๋ฅผ .. 2022. 12. 13.
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0] ๋ฌธ์ž ๋ฐ˜๋ณต ์ถœ๋ ฅํ•˜๊ธฐ ๋ฌธ์ž ๋ฐ˜๋ณต ์ถœ๋ ฅํ•˜๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ๋ฌธ์ž์—ด my_string๊ณผ ์ •์ˆ˜ n์ด ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์งˆ ๋•Œ, my_string์— ๋“ค์–ด์žˆ๋Š” ๊ฐ ๋ฌธ์ž๋ฅผ n๋งŒํผ ๋ฐ˜๋ณตํ•œ ๋ฌธ์ž์—ด์„ return ํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด๋ณด์„ธ์š”. ์ œํ•œ ์‚ฌํ•ญ 2 ≤ my_string ๊ธธ์ด ≤ 5 2 ≤ n ≤ 10 "my_string"์€ ์˜์–ด ๋Œ€์†Œ๋ฌธ์ž๋กœ ์ด๋ฃจ์–ด์ ธ ์žˆ์Šต๋‹ˆ๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ my_string n result "hello" 3 "hhheeellllllooo" ์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช… ์ž…์ถœ๋ ฅ ์˜ˆ #1 "hello"์˜ ๊ฐ ๋ฌธ์ž๋ฅผ ์„ธ ๋ฒˆ์”ฉ ๋ฐ˜๋ณตํ•œ "hhheeellllllooo"๋ฅผ return ํ•ฉ๋‹ˆ๋‹ค. ์ œ์ถœ import Foundation func solution(_ my_string:String, _ n:Int) -> String { var ans.. 2022. 12. 13.
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0] ์ง์ˆ˜ ํ™€์ˆ˜ ๊ฐœ์ˆ˜ ์ง์ˆ˜ ํ™€์ˆ˜ ๊ฐœ์ˆ˜ ๋ฌธ์ œ ์„ค๋ช… ์ •์ˆ˜๊ฐ€ ๋‹ด๊ธด ๋ฆฌ์ŠคํŠธ num_list๊ฐ€ ์ฃผ์–ด์งˆ ๋•Œ, num_list์˜ ์›์†Œ ์ค‘ ์ง์ˆ˜์™€ ํ™€์ˆ˜์˜ ๊ฐœ์ˆ˜๋ฅผ ๋‹ด์€ ๋ฐฐ์—ด์„ return ํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด๋ณด์„ธ์š”. ์ œํ•œ ์‚ฌํ•ญ 1 ≤ num_list์˜ ๊ธธ์ด ≤ 100 0 ≤ num_list์˜ ์›์†Œ ≤ 1,000 ์ž…์ถœ๋ ฅ ์˜ˆ num_list result [1, 2, 3, 4, 5] [2, 3] [1, 3, 5, 7] [0, 4] ์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช… ์ž…์ถœ๋ ฅ ์˜ˆ #1 [1, 2, 3, 4, 5]์—๋Š” ์ง์ˆ˜๊ฐ€ 2, 4๋กœ ๋‘ ๊ฐœ, ํ™€์ˆ˜๊ฐ€ 1, 3, 5๋กœ ์„ธ ๊ฐœ ์žˆ์Šต๋‹ˆ๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ #2 [1, 3, 5, 7]์—๋Š” ์ง์ˆ˜๊ฐ€ ์—†๊ณ  ํ™€์ˆ˜๊ฐ€ ๋„ค ๊ฐœ ์žˆ์Šต๋‹ˆ๋‹ค. ์ œ์ถœ import Foundation func solution(_ num_list:[Int].. 2022. 12. 6.
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0] ์ง๊ฐ์‚ผ๊ฐํ˜• ์ถœ๋ ฅํ•˜๊ธฐ ์ง๊ฐ์‚ผ๊ฐํ˜• ์ถœ๋ ฅํ•˜๊ธฐ ๋ฌธ์ œ ์„ค๋ช… "*"์˜ ๋†’์ด์™€ ๋„ˆ๋น„๋ฅผ 1์ด๋ผ๊ณ  ํ–ˆ์„ ๋•Œ, "*"์„ ์ด์šฉํ•ด ์ง๊ฐ ์ด๋“ฑ๋ณ€ ์‚ผ๊ฐํ˜•์„ ๊ทธ๋ฆฌ๋ ค๊ณ ํ•ฉ๋‹ˆ๋‹ค. ์ •์ˆ˜ n ์ด ์ฃผ์–ด์ง€๋ฉด ๋†’์ด์™€ ๋„ˆ๋น„๊ฐ€ n ์ธ ์ง๊ฐ ์ด๋“ฑ๋ณ€ ์‚ผ๊ฐํ˜•์„ ์ถœ๋ ฅํ•˜๋„๋ก ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•ด๋ณด์„ธ์š”. ์ œํ•œ ์‚ฌํ•ญ 1 ≤ n ≤ 10 ์ž…์ถœ๋ ฅ ์˜ˆ ์ž…๋ ฅ ์ถœ๋ ฅ 3 * ** *** ์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช… ์ž…์ถœ๋ ฅ ์˜ˆ #1 n์ด 3์ด๋ฏ€๋กœ ์ฒซ์งธ ์ค„์— * 1๊ฐœ, ๋‘˜์งธ ์ค„์— * 2๊ฐœ, ์…‹์งธ ์ค„์— * 3๊ฐœ๋ฅผ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค. ์ œ์ถœ import Foundation let n = readLine()!.components(separatedBy: [" "]).map { Int($0)! } for i in 0.. 2022. 12. 6.
[Swift] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค LV.0 ๋ฌธ์ž์—ด ๋’ค์ง‘๊ธฐ ๋ฌธ์ž์—ด ๋’ค์ง‘๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ๋ฌธ์ž์—ด my_string์ด ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์ง‘๋‹ˆ๋‹ค. my_string์„ ๊ฑฐ๊พธ๋กœ ๋’ค์ง‘์€ ๋ฌธ์ž์—ด์„ returnํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด์ฃผ์„ธ์š”. ์ œํ•œ ์‚ฌํ•ญ 1 ≤ my_string์˜ ๊ธธ์ด ≤ 1,000 ์ž…์ถœ๋ ฅ ์˜ˆ my_string return "jaron" "noraj" "bread" "daerb" ์ž…์ถœ๋ ฅ ์˜ˆ ์„ค๋ช… ์ž…์ถœ๋ ฅ ์˜ˆ #1 my_string์ด "jaron"์ด๋ฏ€๋กœ ๊ฑฐ๊พธ๋กœ ๋’ค์ง‘์€ "noraj"๋ฅผ returnํ•ฉ๋‹ˆ๋‹ค. ์ž…์ถœ๋ ฅ ์˜ˆ #2 my_string์ด "bread"์ด๋ฏ€๋กœ ๊ฑฐ๊พธ๋กœ ๋’ค์ง‘์€ "daerb"๋ฅผ returnํ•ฉ๋‹ˆ๋‹ค. ์ œ์ถœ import Foundation func solution(_ my_string:String) -> String { return String(my_str.. 2022. 12. 6.
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