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JongHo/BOJ
- 2539.py

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`‎JongHo/BOJ/2539.py`

Lines changed: 39 additions & 0 deletions

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	`1`	`+import sys`
	`2`	`+input = sys.stdin.readline`
	`3`	`+`
	`4`	`+def need(width):`
	`5`	`+ prev = -1`
	`6`	`+ ret = 0`
	`7`	`+ for pos in m_x:`
	`8`	`+ if prev == -1:`
	`9`	`+ prev = pos`
	`10`	`+ ret += 1`
	`11`	`+ elif prev + width <= pos:`
	`12`	`+ prev = pos`
	`13`	`+ ret += 1`
	`14`	`+`
	`15`	`+ return ret`
	`16`	`+`
	`17`	`+r, c = map(int, input().split())`
	`18`	`+n = int(input())`
	`19`	`+mistake = int(input())`
	`20`	`+`
	`21`	`+max_h = 0`
	`22`	`+m_x = []`
	`23`	`+`
	`24`	`+for _ in range(mistake):`
	`25`	`+ m_r, m_c = map(int, input().split())`
	`26`	`+ max_h = max(max_h, m_r)`
	`27`	`+ if m_c not in m_x:`
	`28`	`+ m_x.append(m_c)`
	`29`	`+`
	`30`	`+m_x.sort()`
	`31`	`+`
	`32`	`+start = max_h`
	`33`	`+end = 1000000`
	`34`	`+while start < end:`
	`35`	`+ m = (start + end) // 2`
	`36`	`+ if need(m) <= n:`
	`37`	`+ end = m`
	`38`	`+ else:`
	`39`	`+ start = m + 1`

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