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ch 5 ์—ฐ์Šต๋ฌธ์ œ ํ’€์ด - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

1) ๋นˆ์นธ์„ ์ฑ„์šฐ์‹œ์˜ค 1. ์‹œ์ž‘๊ฐ’ 2. ๋๊ฐ’ + 1 3. ์ฆ๊ฐ๊ฐ’ 2) ๋ช‡๋ฒˆ ์ถœ๋ ฅ๋˜๋Š”๊ฐ€? for i in range(1,100,1) : print("~~") 1๋ถ€ํ„ฐ 99๋ฒˆ๊นŒ์ง€ ํ•œ๋ฒˆ์”ฉ ์ถœ๋ ฅ๋˜๋‹ˆ, ์ด 99๋ฒˆ ์ถœ๋ ฅ๋œ๋‹ค. 3) 100๋ถ€ํ„ฐ 200๊นŒ์ง€ 2์˜ ๋ฐฐ์ˆ˜๋งŒ ๋”ํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ ? for i in range(100,201,2) => 2์”ฉ ์ฆ๊ฐํ•˜์—ฌ 2์˜๋ฐฐ์ˆ˜๋งŒ 100๋ถ€ํ„ฐ 200๊นŒ์ง€ ๋”ํ•˜๋Š” for ๋ฌธ 4) ๋ช‡๋ฒˆ ์ถœ๋ ฅ๋˜๋Š”๊ฐ€? i๊ฐ€ 1์ผ๋•Œ k ๊ฐ€ 9๋ฒˆ ์ถœ๋ ฅ๋œ๋‹ค. i ๋Š” 1~9๊นŒ์ง€์ด๋ฏ€๋กœ 9x9 ๋กœ 81๋ฒˆ ์ถœ๋ ฅ๋œ๋‹ค. 5) ๊ตฌ๊ตฌ๋‹จ ๋‹จ์„ ์ž…๋ ฅํ•˜๋ฉด ๊ฑฐ๊พธ๋กœ ์ถœ๋ ฅํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ i,sum = 0, 0 dan = 0 dan = int(input("๋‹จ์„ ์ž…๋ ฅํ•˜์„ธ์š” : ")) for i in range(9, 0, -1): sum = dan *..

ch 6 ์—ฐ์Šต๋ฌธ์ œ ํ’€์ด - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

1) ๋ณด๊ธฐ ์ฑ„์šฐ๊ธฐ 1. ์กฐ๊ฑด์‹ 2. ์‹คํ–‰๋ฌธ 1 3. ์‹คํ–‰๋ฌธ 2 2) if ๋ฌธ ๊ฒฐ๊ณผ ์˜ˆ์ธก a = 100 if a != 100: print("100 x") else : print("100 o") 100 o ์ด ์ถœ๋ ฅ๋œ๋‹ค. 3) if ๋ฌธ ๊ฒฐ๊ณผ ์˜ˆ์ธก a = 123 if a == 100 : print ("100 o ") print ("100 x") a ๋Š” 100๊ณผ ๊ฐ™์ง€ ์•Š์Œ์œผ๋กœ ๋‘˜๋‹ค ์ถœ๋ ฅ๋˜์ง€ ์•Š์Œ. 4) 3์˜ ๋ฐฐ์ˆ˜์ธ์ง€ ํŒ๋‹จ ํ”„๋กœ๊ทธ๋žจ ์กฐ๊ฑด๋ฌธ์— a % 3 == 0 ์„ ๋„ฃ์–ด์ฃผ๋ฉด ๋œ๋‹ค. 5) if ๋ฌธ ๊ฒฐ๊ณผ ์˜ˆ์ธก a = 123 if a > 100: if a > 200 : print("์™„์ „ํฐ์ˆ˜์ž…๋‹ˆ๋‹ค.") else : print("์ ๋‹นํ•œ์ˆ˜์ž…๋‹ˆ๋‹ค") else : print("์™„์ „์ž‘์€์ˆ˜์ž…๋‹ˆ๋‹ค") print("ํ”„๋กœ๊ทธ๋žจ ๋์ž…๋‹ˆ๋‹ค.")..

๋‘ ๊ฐ€์ง€ ๊ธฐ๋Šฅ์˜ ๊ณ„์‚ฐ๊ธฐ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

โœ… 1๋ฒˆ ์ž…๋ ฅ์ˆ˜์‹ ๊ณ„์‚ฐ / 2๋ฒˆ ๋‘์ˆ˜ ์‚ฌ์ด์˜ ํ•ฉ๊ณ„ select, answer, numStr, num1, num2 =0,0,"",0,0 select = int(input("1.์ž…๋ ฅํ•œ์ˆ˜์‹ ๊ณ„์‚ฐ , 2. ๋‘์ˆ˜ ์‚ฌ์ด์˜ ํ•ฉ๊ณ„ : ")) if select == 1: numStr = input(' ** ์ˆ˜์‹์„ ์ž…๋ ฅํ•˜์„ธ์š” : ') answer = eval(numStr) print("%s ๊ฒฐ๊ณผ๋Š” %5.1f์ž…๋‹ˆ๋‹ค." % (numStr,answer)) elif select == 2: num1 = int( input(' ** ์ฒซ๋ฒˆ์งธ ์ˆซ์ž ์ž…๋ ฅ : ')) num2 = int( input(' ** ๋‘๋ฒˆ์งธ ์ˆซ์ž ์ž…๋ ฅ : ')) for i in range (num1, num2+1, 1) : answer += i print("%d+~..

๋งˆ๋ฆ„๋ชจ ๋ณ„๋ชจ์–‘ ์ฐ๊ธฐ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

โœ… ๋ณ„์œผ๋กœ ๋งˆ๋ฆ„๋ชจ ์ฐ๊ธฐ while ๋ฌธ์„ ํ†ตํ•ด ๋งˆ๋ฆ„๋ชจ ๋ชจ์–‘์„ ๋งŒ๋“ค์–ด์ค„๊ฑฐ๋‹ค. ๋จผ์ € i k ๊ฐ’์„ ํ†ตํ•ด 2์ค‘ while ์„ ์‚ฌ์šฉํ•ด์ค€๋‹ค. ๋งˆ๋ฆ„๋ชจ์˜ ์ตœ๋Œ€ ๊ธธ์ด๋ฅผ 9๋กœ ์žก์œผ๋ฉด 1357 9 7531 ๋ณ„์€ ์ด๋Ÿฐ์‹์˜ ๋ชจ์–‘์ด ์žกํ˜€์•ผํ•œ๋‹ค. ์–‘์˜† ๋นˆ์นธ๋„ ๊ณ„์‚ฐ์„ ํ•ด์ค˜์•ผํ•œ๋‹ค. 4 3 4 3 3 3 2 4 2 1 7 1 0 9 0 ์ด๋Ÿฐ ๊ทœ์น™์ด ์ƒ๊ธด๋‹ค. ๊ฐ๊ฐ ์–‘์˜†์— 43210 ์œผ๋กœ ์ค„์–ด๋“œ๋Š” ๊ทœ์น™์„ ๋ฐ˜๋ณต๋ฌธ์œผ๋กœ ๋งŒ๋“ค์–ด์ค€๋‹ค. i ๊ฐ€ 0์ผ๋•Œ k

N์˜ ๋ฐฐ์ˆ˜ ๊ฑด๋„ˆ๋›ฐ๊ณ  ์ถœ๋ ฅ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

3์œผ๋กœ ๋‚˜๋ˆด์„๋•Œ ๋‚˜๋จธ์ง€๊ฐ€ 0์ธ ์ˆซ์ž๋Š” 3์˜ ๋ฐฐ์ˆ˜๊ฐ€ ๋œ๋‹ค. ์ฆ‰ for ๋ฌธ ์•ˆ์— ์กฐ๊ฑด๋ฌธ์„ ๋„ฃ์–ด Continue ๋ฅผ ๋„ฃ์–ด์ฃผ๋ฉด 3์˜ ๋ฐฐ์ˆ˜์ธ ๊ฒฝ์šฐ ํ•˜๋‹จ sum ์— ๋ˆ„์ ์ด ๋˜์ง€ ์•Š๊ณ  ๊ฑด๋„ˆ๋›ฐ์–ด์ง„๋‹ค. sum , i = 0, 0 for i in range(1,101) : if i % 3 == 0 : continue sum += i print ("1~100ํ•ฉ๊ณ„ (3๋ฐฐ์ˆ˜ ์ œ์™ธ) %d " % sum)

ํ•ฉ๊ณ„ ๋ฐ˜๋ณต ๊ณ„์‚ฐํ•˜๊ธฐ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

โœ… ๋‘ ์ˆซ์ž์˜ ํ•ฉ๊ณ„ ๋ฐ˜๋ณต ๊ณ„์‚ฐ (Ctrl + C ๋ˆ„๋ฅผ๋–„๊นŒ์ง€ ๋ฐ˜๋ณต) sum =0 a,b = 0,0 while (True) : a = int(input("์ฒซ๋ฒˆ์งธ ์ˆซ์ž")) b = int(input("๋‘๋ฒˆ์งธ ์ˆซ์ž")) sum = a+b print ("a+b ํ•ฉ๊ณ„ : %d" % sum); โœ… ๋‘ ์ˆซ์ž์˜ +-*/ (Ctrl + C ๋ˆ„๋ฅผ๋–„๊นŒ์ง€ ๋ฐ˜๋ณต) sum =0 a,b = 0,0 ch="" while (True) : a = int(input("์ฒซ๋ฒˆ์งธ ์ˆซ์ž : ")) b = int(input("๋‘๋ฒˆ์งธ ์ˆซ์ž : ")) ch = input("์—ฐ์‚ฐ์ž ์ž…๋ ฅ : ") if (ch == "+") : print ("a+b : %d" % (a+b)); elif (ch == "-") : print ("a-b : %d" % (a-b)..

๊ตฌ๊ตฌ๋‹จ ํ”„๋กœ๊ทธ๋žจ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

โœ… ๊ตฌ๊ตฌ๋‹จ ํ”„๋กœ๊ทธ๋žจ i,sum = 0, 0 dan = 0 dan = int(input("๋‹จ์„ ์ž…๋ ฅํ•˜์„ธ์š”")) for i in range(1, 10, 1): sum = dan * i print ("๊ตฌ๊ตฌ๋‹จ %d x %d = %d" % (dan,i,sum)) โœ… ๊ตฌ๊ตฌ๋‹จ ํ”„๋กœ๊ทธ๋žจ ๊ฑฐ๊พธ๋กœ ์ถœ๋ ฅ i,sum = 0, 0 dan = 0 dan = int(input("๋‹จ์„ ์ž…๋ ฅํ•˜์„ธ์š”")) for i in range(9, 0, -1): sum = dan * i print ("๊ตฌ๊ตฌ๋‹จ %d x %d = %d" % (dan,i,sum)) โœ… ๊ตฌ๊ตฌ๋‹จ ํ”„๋กœ๊ทธ๋žจ i,k=0,0 for i in range (2,10,1) : for k in range (1,10,1) : print(" %dx %d = %d" %(i,k,i*k) ) โœ… ..

(๊ฐœ๋…) ๋ฐ˜๋ณต๋ฌธ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

· ๋ฐ˜๋ณต๋ฌธ for ๋ฌธ / while ๋ฌธ · for in list list ๊ธธ์ด๋งŒํผ ๋ฐ˜๋ณต list ๊ฐ’ ๊บผ๋‚ด์˜ด · for ๋ฌธ for ๋ณ€์ˆ˜ in range (์‹œ์ž‘๊ฐ’, ๋๊ฐ’+1 , ์ฆ๊ฐ€๊ฐ’) : ๋ฐ˜๋ณต๋ฌธ range(3) range(0,3) range(0,3,1) ๊ณผ ๊ฐ™์Œ ์‹œ์ž‘๊ฐ’, ์ฆ๊ฐ€๊ฐ’์€ ์ƒ๋žต๊ฐ€๋Šฅ ์ƒ๋žตํ•˜๋ฉด 0 , 1 ๋กœ ๋ฐฐ์น˜ ํ‘œ์‹œํ•œ ์ˆซ์ž ๋ณด๋‹ค ํ•˜๋‚˜ ์ ์€ ์ˆซ์ž๊นŒ๋งŒ ๋ฐ˜ํ™˜ํ•˜๋ฏ€๋กœ ๋๊ฐ’์„ ์„ค์ •ํ• ๋•Œ +1 ํ•˜๋Š” ๊ฒƒ์„ ์ฃผ์˜ํ•ด์•ผํ•œ๋‹ค · ๋ณ€์ˆ˜ ์‚ฌ์šฉ ์•ˆํ•˜๋ ค๋ฉด ์–ธ๋”๋ฐ” _ ์‚ฌ์šฉ for _ in range (์‹œ์ž‘๊ฐ’, ๋๊ฐ’+1, ์ฆ๊ฐ€๊ฐ’): · end = " " ๋งˆ์ง€๋ง‰์„ ๊ณต๋ฐฑ์œผ๋กœ ์ฒ˜๋ฆฌํ•ด์„œ ํ•œ์นธ์”ฉ ๋„์–ด ์ถœ๋ ฅ ๊ฐ€๋Šฅ · ์ค‘์ฒฉ for ๋ฌธ i,k=0,0 for i in range (0,3,1) : for k in range (0,2,1) : print..

ํ•ฉ๊ณ„ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

โœ… 500 ~ 1000 ์‚ฌ์ด์˜ ํ™€์ˆ˜ ํ•ฉ๊ณ„ ๊ตฌํ•˜๊ธฐ -- for i,sum = 0, 0 for i in range(501, 1001, 2): sum = sum + i print ("500๊ณผ 1000 ์‚ฌ์ด์˜ ํ™€์ˆ˜ ํ•ฉ๊ณ„ %d " % sum) โœ… 0 ~ 100 ์‚ฌ์ด์˜ 7์˜ ๋ฐฐ์ˆ˜ ํ•ฉ๊ณ„ ๊ตฌํ•˜๊ธฐ -- for i,sum = 0, 0 for i in range(0, 101, 7): sum = sum + i print ("7์˜ ๋ฐฐ์ˆ˜ ํ•ฉ๊ณ„ %d " % sum) โœ… ํ‚ค๋ณด๋“œ๋กœ ์ž…๋ ฅํ•œ ๊ฐ’๊นŒ์ง€ ํ•ฉ๊ณ„ ๊ตฌํ•˜๊ธฐ -- for i,sum = 0, 0 num = 0 num = int(input("๊ฐ’์„ ์ž…๋ ฅํ•˜์„ธ์š”")) for i in range(1, num+ 1, 1): sum = sum + i print ("์ˆซ์ž ํ•ฉ๊ณ„ %d " % sum) โœ…..

ch 4 ์—ฐ์Šต๋ฌธ์ œ ํ’€์ด - ํŒŒ์ด์ฌ for Beginner (2ํŒ)

1)์‚ฐ์ˆ ์—ฐ์‚ฐ์ž๊ฐ€ ์•„๋‹Œ ๊ฒƒ์€? ^ (์ œ๊ณฑ์€ ** ๋กœ ํ‘œํ˜„ํ•จ), ~ (๋น„ํŠธ ๋ถ€์ •), & (๋น„ํŠธ ๋…ผ๋ฆฌ๊ณฑ) , *** , ? 2) ๋‹ค์Œ ๊ณ„์‚ฐ์‹์„ ์˜ˆ์ธก a,b=10,20 1.a+b = 30 2.a-b = -10 3.a%b = 10 (a b ๋ฅผ ๋‚˜๋ˆด์„๋•Œ ๋‚˜๋จธ์ง€ ๊ฐ’) 4.a//b = 0 (a b ๋ฅผ ๋‚˜๋ˆด์„๋•Œ์˜ ๋ชซ) 3) ๋‹ค์Œ ๊ณ„์‚ฐ์‹ ์˜ˆ์ธก a,b,c = 1,2,3 1.a+b%c = 2 (% ๋‚˜๋จธ์ง€ ์—ฐ์‚ฐ์ž ์šฐ์„  ๊ณ„์‚ฐ) 2.a*b-c = -1 (* ๊ณฑ์…ˆ ์—ฐ์‚ฐ์ž ๋ถ€ํ„ฐ ๊ณ„์‚ฐ) 3.a/b*c = (๊ฐ™์€ ์šฐ์„ ์ˆœ์œ„์˜ ๊ฒฝ์šฐ ์™ผ์ชฝ๋ถ€ํ„ฐ) 4) ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•˜๋Š” ๊ฒƒ์„ ๊ณ ๋ฅด๊ณ  ์ˆ˜์ •ํ•˜์‹œ์˜ค s1, s2, s3 = "111", "111.11" , "99999999" 2๋ฒˆ : int(s2) + 111.11 float(s2) + 111.11 ๋ฌธ์ž์—ด์„..