LeetCode 풀기 - 441. Arranging Coins

441. Arranging Coins

제목

문제)

솔루션1)

class Solution:
    def arrangeCoins(self, n: int) -> int:
        row = 0        
        while n > 0:
            n -= row + 1
            row += 1            
                                    
            if n == 0:
                return row 
            elif n < 0:
                return row -1