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[ํŒŒ์ด์ฌํ”„๋กœ๊ทธ๋ž˜๋ฐ๊ธฐ์ดˆ] 07. ๋ฐ˜๋ณต๊ตฌ์กฐ

ๅๆœˆ 2024. 4. 19. 20:14

๐Ÿผ ๋ฐ˜๋ณต ๊ตฌ์กฐ์˜ ์ •์˜

 

๐Ÿพ ๋ฐ˜๋ณต ๊ตฌ์กฐ์˜ ๊ฐœ๋…

ํŠน์ • ์˜์—ญ ๋ช…๋ น๋ฌธ ์—ฌ๋Ÿฌ ๋ฒˆ ์‹คํ–‰ํ•˜๋Š” ๊ตฌ์กฐ

โ‡ข ๋ฐ˜๋ณต ํšŸ์ˆ˜๋ฅผ ์กฐ๊ฑด์— ๋”ฐ๋ผ ๊ฒฐ์ •

โ‡ข loop, iterate, repeat ์šฉ์–ด ํ˜ผ์šฉ

 

๐Ÿพ ๋ฐ˜๋ณต ๊ตฌ์กฐ์˜ ๊ตฌ๋ฌธ ํ˜•์‹

• ๊ตฌ๋ฌธ ํ˜•์‹ : ์กฐ๊ฑด ์ œ์–ด ๋ฐ˜๋ณต

โ‡ข ์กฐ๊ฑด์— ๋”ฐ๋ผ ๋ฐ˜๋ณต ์—ฌ๋ถ€๋ฅผ ๋งค๋ฒˆ ํŒ๋‹จ

• ๊ตฌ๋ฌธ ํ˜•์‹ : ๊ณ„์ˆ˜ ์ œ์–ด ๋ฐ˜๋ณต

โ‡ข ๋ฐ˜๋ณต ํšŸ์ˆ˜๋ฅผ ๋ฏธ๋ฆฌ ์ œ์‹œ

 

๐Ÿพ ๋ฐ˜๋ณต ๊ตฌ์กฐ์˜ ์‹คํ–‰ํ๋ฆ„

# msg๋ฅผ 5๋ฒˆ ์ถœ๋ ฅํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ

msg = "์•ˆ๋…•ํ•˜์„ธ์š”"

# 5๋ฒˆ ๋ฐ˜๋ณต ์ถœ๋ ฅ

count = 1
while count <= 5 :
    print(msg)
    count += 1

โ‡ข ๋ฌดํ•œ ๋ฐ˜๋ณต์˜ ๊ตด๋ ˆ์— ๋น ์ง€์ง€ ์•Š๋„๋ก count๋ฅผ ์กฐ์ •ํ•˜์ž.

 

๐Ÿพ ๋ฐ˜๋ณต ๊ตฌ์กฐ ์„ค๊ณ„ ์ „๋žต

 

๐Ÿ’ฏ 1๋ถ€ํ„ฐ ์‚ฌ์šฉ์ž ์ž…๋ ฅ๊ฐ’ n๊นŒ์ง€ ํ•ฉ์„ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ

# ์ž…๋ ฅ๋ฐ›์„ ๊ฐ’ (int๋กœ ํ˜•๋ณ€ํ™˜)
lastNum = int(input("์›ํ•˜๋Š” ์ˆซ์ž๋ฅผ ์ž…๋ ฅํ•˜์„ธ์š”: "))

# ๋ˆ„์  ๊ณต๊ฐ„ ์ดˆ๊ธฐํ™”
sum = 0
i = 1

while i <= lastNum :
  sum = sum + i
  i += 1

print(sum)

โ‡ข ๋ˆ„์ ์— ์“ฐ์ผ ์ €์žฅ ๊ณต๊ฐ„ sum์„ ๊ผญ ๋ฏธ๋ฆฌ ์ดˆ๊ธฐํ™” ํ•ด ์ฃผ์–ด์•ผ ํ•จ

 

๐Ÿ’ฏ ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ๋‹จ์˜ ๊ตฌ๊ตฌ๋‹จ ์ถœ๋ ฅ ํ”„๋กœ๊ทธ๋žจ

base = int(input("์ถœ๋ ฅํ•  ๋‹จ์„ ์ž…๋ ฅํ•˜์„ธ์š”: "))
i = 1

while i <= 9 :
  result = base * i
  print(base, "X", i, "=", result)
  i += 1

 


๐Ÿผ ๋ฆฌ์ŠคํŠธ

 

๐Ÿพ ๋ฆฌ์ŠคํŠธ์˜ ๊ฐœ๋…

โ‡จ ์ˆœ์„œํ™”๋œ ๊ฐ’์˜ ์ง‘ํ•ฉ์ฒด๋ฅผ ์ €์žฅํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ 

• ๋‹จ์ผ ์‹๋ณ„์ž๋กœ ์—ฐ์†๋œ ์ €์žฅ ๊ณต๊ฐ„ ์ ‘๊ทผ ์ˆ˜๋‹จ ์ œ๊ณต

• ๊ฐœ๋ณ„ ์›์†Œ ๊ฐ’์„ ์ˆ˜์ •, ์ถ”๊ฐ€, ์‚ญ์ œ ๊ฐ€๋Šฅ

• ์›์†Œ(element)์˜ ๋‚˜์—ด์„ ์ €์žฅํ•  ์ˆ˜ ์žˆ๋Š” ์‹œํ€€์Šค ํƒ€์ž… ์ค‘ ํ•˜๋‚˜
(ํ•ด๋‹น ์—ญํ• ์„ ํ•˜๋Š” ๊ฒƒ์€ ๋ฆฌ์ŠคํŠธ, ์„ธํŠธ, ํˆฌํ”Œ, ๋”•์…”๋„ˆ๋ฆฌ ๋“ฑ์ด ์žˆ๋‹ค)

 

๐Ÿพ ๋ฆฌ์ŠคํŠธ์˜ ๊ตฌ์„ฑ

โ‡จ ์›์†Œ๋“ค์˜ ์ˆœ์„œ๋ฅผ ํ‘œํ˜„

โ‡ข  ์—ฌ๋Ÿฌ ๊ฐœ์˜ ๊ฐ’์„ ์ €์žฅํ•  ์ˆ˜ ์žˆ๋Š” ๋ฆฌ์ŠคํŠธ๋ผ๋Š” ๋ฐ์ดํ„ฐ ํƒ€์ž…์ด ์žˆ๋‹ค.

 

๐Ÿพ ๋ฆฌ์ŠคํŠธ์˜ ์ƒ์„ฑ

์ด๊ฑด ์กฐ๊ธˆ ๋ณต์žกํ•˜๋‹ˆ ์•„๋ž˜์ฒ˜๋Ÿผ ๋งŽ์ด ์”€

ex โ‡ข [1, 4, 14, 26, 31] ํ˜น์€ hei_list = [1, 4, 14, 26, 31]

ex2 โ‡ข body = [181, 78, "dark brown", "black"]
โœ“ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ์›์†Œ ํƒ€์ž…๋„ ํ•˜๋‚˜์˜ ๋ฆฌ์ŠคํŠธ๋กœ ๋ฌถ์„ ์ˆ˜ ์žˆ์Œ

 

๐Ÿพ ์ธ๋ฑ์Šค ์—ฐ์‚ฐ์ž

๋ฆฌ์ŠคํŠธ ์•ˆ์— ์žˆ๋Š” ํŠน์ • ์›์†Œ ๋ช‡ ๊ฐœ์—๋งŒ ์ ‘๊ทผํ•˜๋ ค๋ฉด?

โ‡จ ์ธ๋ฑ์Šค ์—ฐ์‚ฐ์ž : ์‹œํ€€์Šค ํƒ€์ž…์˜ ์›์†Œ์— ์ ‘๊ทผํ•˜๋Š” ์—ฐ์‚ฐ์ž

• ์ ‘๊ทผ ์—ฐ์‚ฐ์ž [ ] ์‚ฌ์šฉ
• ์›์†Œ์— ๋ถ€์—ฌ๋œ ์ธ๋ฑ์Šค ๋ฒˆํ˜ธ๋กœ ์ง€์นญ
• ์ธ๋ฑ์Šค๋Š” 0๋ถ€ํ„ฐ ์‹œ์ž‘

 

๐Ÿพ ๊ณ„์ˆ˜ ์ œ์–ด ๋ฐ˜๋ณต์˜ ์‚ฌ์šฉ

• ๊ณ„์ˆ˜-์ œ์–ด ๋ณ€์ˆ˜์™€ ์‹œํ€€์Šค ์‚ฌ์šฉ
• ๋ฐ˜๋ณต ์‹œ ๊ณ„์ˆ˜-์ œ์–ด-๋ณ€์ˆ˜ ์— ์‹œํ€€์Šค์˜ ์›์†Œ ํ• ๋‹น

 

๐Ÿ’ฏ ์›๋ฟ” ๊ณ„์‚ฐ ํ”„๋กœ๊ทธ๋žจ ๊ฐœ์„ 

โ‡จ ๋ฐ˜์ง€๋ฆ„ 10์ด๊ณ  ๋†’์ด๊ฐ€ 1, 5, 14, 26, 31์ธ ์›๋ฟ”์˜ ๋ถ€ํ”ผ/๊ฒ‰๋„“์ด ๊ฐ๊ฐ ์ถœ๋ ฅ

rad = 10
hei_list = [1, 5, 14, 26, 31]

for height in hei_list :
    #๋ถ€ํ”ผ&๊ฒ‰๋„“์ด ๊ณ„์‚ฐ
    vol = 1/3 * 3.14 * rad ** 2 * height
    surf = 3.14 * rad ** 2 + 3.14 * rad * height
    print("๋ฐ˜์ง€๋ฆ„", rad, "๋†’์ด", height)
    print("์›๋ฟ”์˜ ๋ถ€ํ”ผ๋Š”" ,vol, "์ž…๋‹ˆ๋‹ค.")
    print("์›๋ฟ”์˜ ๊ฒ‰๋„“์ด๋Š”" ,surf, "์ž…๋‹ˆ๋‹ค")

 

๐Ÿพ ๋ฆฌ์ŠคํŠธ ์ƒ์„ฑ ์ž๋™ํ™”

โ‡จ ๋ฆฌ์ŠคํŠธ ๋‚ด ์›์†Œ์— ๊ทœ์น™์„ฑ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ƒ์„ฑ ์ž๋™ํ™”๋ฅผ ์œ„ํ•ด ํ•จ์ˆ˜ ์‚ฌ์šฉ ๊ฐ€๋Šฅ

โ‡ข a ๋ถ€ํ„ฐ b ๋ณด๋‹ค ์ž‘์€ ๊ฐ’๊นŒ์ง€ k ์”ฉ ์ฆ๊ฐ€์‹œํ‚ค๋Š” ์‹œํ€€์Šค ์ƒ์„ฑ

โ‡ข a ๋ฅผ ์ƒ๋žตํ•  ๊ฒฝ์šฐ ๊ธฐ๋ณธ๊ฐ’ 0 / k ๋ฅผ ์ƒ๋žตํ•  ๊ฒฝ์šฐ ๊ธฐ๋ณธ๊ฐ’ 1

 

 

๐Ÿ’ฏ ๋ฐ˜๋ณต ์ถœ๋ ฅ ํ”„๋กœ๊ทธ๋žจ ๊ฐœ์„  

# msg๋ฅผ 5๋ฒˆ ์ถœ๋ ฅํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ

msg = "์•ˆ๋…•ํ•˜์„ธ์š”"

# 5๋ฒˆ ๋ฐ˜๋ณต ์ถœ๋ ฅ

count = 1
while count <= 5 :
    print(msg)
    count += 1

# range ํ•จ์ˆ˜ ์‚ฌ์šฉ
            	# 1~5
for count in range(1, 6) :
	print(msg)

 

๐Ÿ’ฏ ์›๋ฟ” ๊ณ„์‚ฐ ํ”„๋กœ๊ทธ๋žจ ๊ฐœ์„ 

โ‡จ ๋ฐ˜์ง€๋ฆ„๊ณผ ๋†’์ด๊ฐ€ (10, 1) (20, 5) (30, 14) ์ธ ์›๋ฟ”์˜ ๋ถ€ํ”ผ์™€ ๊ฒ‰๋„“์ด ๊ฐ๊ฐ ์ถœ๋ ฅ

rad_list = range(10, 31, 10)
hei_list = [1, 5, 14]

# zip() : ์—ฌ๋Ÿฌ ๋ฆฌ์ŠคํŠธ์˜ ๊ฐ’๋“ค์„ ํ•˜๋‚˜์”ฉ ์—ฎ์–ด ๊ฐ€์ ธ์˜ค๋Š” ํ•จ์ˆ˜
for rad, hei in zip(rad_list, hei_list) :
    #๋ถ€ํ”ผ&๊ฒ‰๋„“์ด ๊ณ„์‚ฐ
    vol = 1/3 * 3.14 * rad ** 2 * hei
    surf = 3.14 * rad ** 2 + 3.14 * rad * hei
    print("๋ฐ˜์ง€๋ฆ„", rad, "๋†’์ด", hei)
    print("์›๋ฟ”์˜ ๋ถ€ํ”ผ๋Š”" ,vol, "์ž…๋‹ˆ๋‹ค.")
    print("์›๋ฟ”์˜ ๊ฒ‰๋„“์ด๋Š”" ,surf, "์ž…๋‹ˆ๋‹ค")

 


๐Ÿผ ๋ฐ˜๋ณต ๊ตฌ์กฐ์˜ ํ™•์žฅ

 

๐Ÿพ ์ค‘์ฒฉ ๋ฐ˜๋ณต ๊ตฌ์กฐ

โ‡จ ๋ฐ˜๋ณต ๊ตฌ์กฐ ๋‚ด ๋‹ค๋ฅธ ๋ฐ˜๋ณต ๊ตฌ์กฐ๋ฅผ ๋‚ดํฌํ•œ ํ˜•์‹

 

๐Ÿพ format ํ•จ์ˆ˜

โ‡จ  ๋ฐ์ดํ„ฐ๋ฅผ ์–‘์‹์— ๋งž์ถฐ ํ˜•์‹ํ™”


• ํ˜•์‹ ์ง€์ •์ž

> 10 S

> : ์ •๋ ฌ ๋ฐฉํ–ฅ
10 : ํ•„๋“œ ํญ
s : ๋ฐ์ดํ„ฐ ํƒ€์ž… (d : ์ •์ˆ˜, s : ๋ฌธ์ž์—ด)

โ‡ข ๋ฌธ์ž ํƒ€์ž…์€ ์ขŒ์ธก ์ •๋ ฌ์ด ๊ธฐ๋ณธ

 

๐Ÿ’ฏ ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ๋‹จ์˜ ๊ตฌ๊ตฌ๋‹จ ์ถœ๋ ฅ ํ”„๋กœ๊ทธ๋žจ

print(format("๊ตฌ๊ตฌ๋‹จํ‘œ",">20s"))

# ํ‘œ ๋จธ๋ฆฌ ์ถœ๋ ฅ
print("  |", end = "")
for j in range(1, 10):
    print("  ", j, end = "")
# ์ƒˆ๋กœ์šด ํ–‰ ์‚ฝ์ž…
print()
print("-----------------------------------------")

# ๊ตฌ๊ตฌ๋‹จ ํ‘œ ์ถœ๋ ฅ
for i in range(1, 10, 1) :
    print(i, "|", end = "")
    for j in range(1, 10, 1) :
        print(format(i * j, ">4d"), end = "")
    print()

# print() end ์˜ต์…˜์€ ๊ฐœํ–‰์ด ๋˜๋Š” ๊ฒƒ์„ ๋ง‰์„ ์ˆ˜ ์žˆ๋‹ค.