๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

์ „์ฒด ๊ธ€

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[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ๊ฐ€์žฅ ํฐ ์ˆ˜ ๋‚ด ์ฝ”๋“œ def solution(numbers): numbers = list(map(str,numbers)) return str(int("".join(sorted(numbers,key = lambda x:x*3,reverse=True)))) ใ…Žใ…Ž ์ง„์งœ ์–ด๋ ต๋‹ค.. ์ด๊ฑด ์ธํ„ฐ๋„ท๋ด„.. ์ €๋ฒˆ์— ์นœ๊ตฌ๋ž‘ ๊ฐ™์ด ํ’€๋‹ค๊ฐ€ ๋ชปํ’€์–ด์„œ ์ธํ„ฐ๋„ท ๋ดค์—ˆ๋Š”๋ฐ.. ๊ทธ๋•Œ ์–ด๋–ป๊ฒŒ ํ‘ธ๋Š”์ง€๋งŒ ๋Œ€์ถฉ๋ณด๊ณ  ์•ˆํ’€์—ˆ๋‹คใ…  ํฌ์ŠคํŒ…ํ• ๋ ค๊ณ  ๋‹ค์‹œํ’ˆ ใ…Žใ…Ž ์ด๊ฑด ์ง„์งœ ใ…  ์ฐฝ์˜๋ ฅ๋ณด๋Š” ๋ฌธ์ œ์ธ๊ฑฐ๊ฐ™์Œ ใ…  ๋ฌธ์ž์—ด๋กœ ๋ฐ”๊ฟ”์ค€๋’ค ์ •๋ ฌ์„ ํ•˜์—ฌ ํ‘ธ๋Š” ๋ฌธ์ œ์ด๋‹ค. ๋ฐ”๋กœ ์ •๋ ฌ์„ ํ•˜๋ฉด ํ’€๋ฆฌ์ง€ ์•Š๊ณ  ์•ฝ๊ฐ„์˜ ๋ณ€ํ˜•์ด ํ•„์š”ํ•˜๋‹ค. ๋จผ์ € ๋ฌธ์ž์—ด๋กœ ๋ฐ”๊ฟ”์ค€๋‹ค. ์ด๋•Œ ๋ฐ”๋กœ ์ •๋ ฌ์„ ํ•˜๋ฉด ํ’€๋ฆฌ์ง€ ์•Š๋Š”๋‹ค. ์ฒซ๋ฒˆ์งธ ํ…Œ์ŠคํŠธ๋Š” ํ†ต๊ณผํ•˜์ง€๋งŒ ๋‘๋ฒˆ์งธ ํ…Œ์ŠคํŠธ๋Š” ํ†ต๊ณผํ•˜์ง€ ์•Š๋Š”๋‹ค. 3,30,34๋ฅผ ๋ณ€ํ˜•ํ•˜์—ฌ ์ •๋ ฌํ•ด์ค˜์•ผํ•œ๋‹ค. ..
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์นดํŽซ ๋‚ด ์ฝ”๋“œ def solution(brown, yellow): answer = [] s = brown+yellow l = [] for i in range(3,s+1): if s%i==0: if s//i < i: break l.append([s//i,i]) for i in l: if (i[0]-2)*(i[1]-2) == yellow: return i return answer ใ…  ์ด๊ฑด ์ฝ”๋”ฉ ๋Šฅ๋ ฅ๋ณด๋‹ค ์ฐฝ์˜๋ ฅ ๋Šฅ๋ ฅ๊ฐ™๋‹ค ใ… .ใ…  ํ’€๊ธด ํ’€์—ˆ๋Š”๋ฐ ๋ญ”๊ฐ€ ๋บ‘๋บ‘ ๋Œ์•„๊ฐ€๋Š” ๋А๋‚Œ?? ์•„์ด๋””์–ด๋งŒ ์žˆ์œผ๋ฉด ์ฝ”๋”ฉ์€ ์–ด๋ ต์ง€ ์•Š์Œ,, ๊ฐˆ์ƒ‰๊ณผ ๋…ธ๋ž€์ƒ‰์˜ ํ•ฉ์„ ๊ตฌํ•ด s๋ผ๊ณ  ํ•œ๋‹ค. ์ฆ‰, ์ „์ฒด ํƒ€์ผ์˜ ์ˆ˜๊ฐ€ s์ด๋‹ค. s๋ฅผ ๋งŒ๋“ค ์ˆ˜ ์žˆ๋Š” ๊ฐ€๋กœ, ์„ธ๋กœ๋ฅผ ๊ตฌํ•ด์ค„๊ฒƒ์ด๋‹ค. a*b=s๊ฐ€ ๋ ๋•Œ์˜ a,b๋ฅผ ๊ตฌํ•˜๋ฉด๋œ๋‹ค! for ๋ฌธ์„ 3๋ถ€ํ„ฐ ๋๊นŒ์ง€ ๋Œ๋ ค์„œ s๊ฐ€ i๋กœ ..
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ๋ชจ์˜๊ณ ์‚ฌ ๋‚ด ์ฝ”๋“œ def solution(answers): answer = [] a = [1,2,3,4,5] b = [2,1,2,3,2,4,2,5] c = [3,3,1,1,2,2,4,4,5,5] sol = [0,0,0] for i in range(len(answers)): if a[i%len(a)] == answers[i]: sol[0]+=1 if b[i%len(b)] == answers[i]: sol[1]+=1 if c[i%len(c)] == answers[i]: sol[2]+=1 for i in range(3): if max(sol)==sol[i]: answer.append(i+1) return answer ์ •๋‹ต ๊ฐฏ์ˆ˜๋ฅผ sol ๋ฆฌ์ŠคํŠธ์— ๋”ํ•ด์ค€ ํ›„ max๋ฅผ ๊ตฌํ•œ๋‹ค. ๋‹ค๋ฅธ์‚ฌ๋žŒ ์ฝ”๋“œ def solution(answ..
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์œ„ํด๋ฆฌ ์ฑŒ๋ฆฐ์ง€ 2์ฃผ์ฐจ ์ƒํ˜ธํ‰๊ฐ€ ์ž‘์„ฑ์ค‘ .,,, ํœด ์œ„ํด๋ฆฐ ์ฑŒ๋ฆฐ์ง€ .. ์˜ค๋žœ๋งŒ์— ๋ณธ๋‹ค? ใ…Žใ…Ž.. ์ €๋ฒˆ์— 1์ฃผ์ฐจ ํ•˜๊ณ  ์˜ค๋žœ๋งŒ์— ๋ดค๋”๋‹ˆ 4์ฃผ์ฐจ๊นŒ์ง€ ๋‚˜์™€์žˆ๋”๋ผ ใ…‹.. 2์ฃผ์ฐจ๊บผ๋ฅผ ํ’€์–ด๋ดค๋‹ค.. ๋‚ด ์ฝ”๋“œ def solution(scores): answer = "" for i in range(len(scores)): a = [k[i] for k in scores] s = sum(a) l = len(a) if scores[i][i] == min(a) or scores[i][i] == max(a): if a.count(scores[i][i]) == 1: s-=scores[i][i] l-=1 if s/l >= 90: answer+="A" elif s/l >= 80: answer+="B" elif s/l >= 70: answer+="C" elif s/l >= 5..
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] H-Index ์ž‘์„ฑ์ค‘ ์ •๋ ฌ๋ฌธ์ œ! ์นดํ…Œ์ฝ”๋ฆฌ๊ฐ€ ์ •๋ ฌ์ด ์•„๋‹ˆ์˜€์œผ๋ฉด ์ •๋ ฌ๋กœ ์•ˆํ’€์—ˆ์„๋“ฏ.. ใ…Ž ์ •๋ ฌ๋กœ ํ‘ธ๋‹ˆ๊นŒ ๋น ๋ฅด๊ธด ํ•œ๊ฑฐ๊ฐ™๋‹ค!! ๊ทผ๋ฐ ๋ฌธ์ œ๊ฐ€,, ์ดํ•ดํ•˜๊ธฐ ์–ด๋ ค์› ์Œ ใ… ใ…  ๋‚ด ์ฝ”๋“œ def solution(citations): answer = [] citations.sort() index=0 for i in range(len(citations)+1): index=0 for j in citations: if i= i: answer.append(i) return max(answer) ๋…ผ๋ฌธ nํŽธ ์ค‘, h๋ฒˆ ์ด์ƒ ์ธ์šฉ๋œ ๋…ผ๋ฌธ์ด hํŽธ ์ด์ƒ์ด๊ณ  ๋‚˜๋จธ์ง€ ๋…ผ๋ฌธ์ด h๋ฒˆ ์ดํ•˜ ์ธ์šฉ๋˜์—ˆ๋‹ค๋ฉด h์˜ ์ตœ๋Œ“๊ฐ’์„ ๊ตฌํ•ด์•ผํ•œ๋‹ค. ์—ฌ๊ธฐ์„œ ์ •๋ ฌ์„ ์‚ฌ์šฉํ•˜์ง€ ์•Š์•˜์œผ๋ฉด h๋ฒˆ ์ด์ƒ ์ธ์šฉ๋œ ๋…ผ๋ฌธ์„ cnt๋ฅผ ์‚ฌ์šฉํ•ด์„œ ๊ตฌํ–ˆ์„ํ…๋ฐ.,,. ์ •๋ ฌ์„ ์‚ฌ์šฉํ•ด์„œ index๋ฅผ ๊ตฌํ•˜์—ฌ์„œ ํ’€์—ˆ๋‹ค. ์•„์ง..
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์‹คํŒจ์œจ ์›€.,,, ๋ธ”๋กœ๊ทธ ๋ฉฐ์น ๋งŒ์— ์“ฐ๋Š”๊ฑฐ์ง€.. ์ฝ”ํ…Œ ๋„˜ ์˜ค๋žœ๋งŒ์— ํ•˜๋Š”๊ฑฐ๊ฐ™์•„์„œ ์ง‘์ค‘๋ ฅ ์ œ๋กœ์ž„.. ํœด .. ๋‚ด ์ฝ”๋“œ def solution(N, stages): answer = [] for i in range(1,N+1): cnt1=0 cnt2=0 for j in stages: if j==i: cnt1+=1 if j>=i: cnt2+=1 if cnt1==0: answer.append([0,i]) else: answer.append([cnt1/cnt2,i]) answer = sorted(answer,key=lambda x:(-x[0],x[1])) return [i[1] for i in answer] ์Œ ๊ทธ๋ƒฅ ๋ฌด์‹ํ•˜๊ฒŒ ํ’€์—ˆ๋‹ค..! ๊ฐ™์€ ์ˆซ์ž๋ฅผ ์„ธ๊ณ  ํฐ ์ˆซ์ž๋ฅผ ์„ผ ๋‹ค์Œ ๋‘๊ฐœ๋ฅผ ๋‚˜๋ˆˆ๋‹ค. ์ด๋•Œ ์•ž ์ˆซ์ž๊ฐ€ 0์ด๋ฉด answer..
[์ฝ”๋“œ์—…] ํŒŒ์ด์ฌ ๊ธฐ์ดˆ 100์ œ 91~100 91. a,b,c = input().split() d = 1 while True: if d%int(a)==0 and d%int(b)==0 and d%int(c)==0: print(d) break d+=1 92. n = int(input()) a = input().split() arr = [0 for i in range(23)] for i in a: arr[int(i)-1]+=1 for i in arr: print(i, end=" ") 93. n = int(input()) a = input().split() a.reverse() for i in a: print(i,end=" ") 94. n = int(input()) a = input().split() a = list(map(lambda x:int(x),a..
[์ฝ”๋“œ์—…] ํŒŒ์ด์ฌ ๊ธฐ์ดˆ 100์ œ 81~90 81. a = int(input(),16) for i in range(1,16): print("%X*%X=%X" %(a,i,a*i)) 82. a = int(input()) for i in range(1,a+1): if i%10 in(3,6,9): print("X",end=" ") else: print(i,end=" ") 83. a,b,c = input().split() cnt=0 for i in range(int(a)): for j in range(int(b)): for k in range(int(c)): print(i,j,k) cnt+=1 print(cnt) 84. a,b,c,d = input().split() print("%.1f MB" %(int(a)*int(b)*int(c)*int(d)/8/102..