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๋ฐฑ์ค€ - ์ขŒํ‘œ ์ •๋ ฌํ•˜๊ธฐ 2, ํŒŒ์ด์ฌ

by Janger 2021. 12. 5.
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https://www.acmicpc.net/problem/11651

 

11651๋ฒˆ: ์ขŒํ‘œ ์ •๋ ฌํ•˜๊ธฐ 2

์ฒซ์งธ ์ค„์— ์ ์˜ ๊ฐœ์ˆ˜ N (1 ≤ N ≤ 100,000)์ด ์ฃผ์–ด์ง„๋‹ค. ๋‘˜์งธ ์ค„๋ถ€ํ„ฐ N๊ฐœ์˜ ์ค„์—๋Š” i๋ฒˆ์ ์˜ ์œ„์น˜ xi์™€ yi๊ฐ€ ์ฃผ์–ด์ง„๋‹ค. (-100,000 ≤ xi, yi ≤ 100,000) ์ขŒํ‘œ๋Š” ํ•ญ์ƒ ์ •์ˆ˜์ด๊ณ , ์œ„์น˜๊ฐ€ ๊ฐ™์€ ๋‘ ์ ์€ ์—†๋‹ค.

www.acmicpc.net

 

N = int( input() )

arr = []

for _ in range(N):
	arr.append( list( map(int, input().split()) ) )
	

arr.sort( key=lambda x: (x[1], x[0]) )

for i in arr:
	print( i[0], i[1] )

 

์ด์ „ ๋ฌธ์ œ "์ขŒํ‘œ ์ •๋ ฌํ•˜๊ธฐ"์—์„œ ํ–ˆ๋˜ ๋ถ€๋ถ„์„ ๋‹จ ํ•œ์ค„๋งŒ ์ˆ˜์ •

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