[백준] #1568 새

www.acmicpc.net/problem/1568

1568번: 새

n = int(input())
i, s, count = 1, 0, 0
while True:
    if n - s == 0:
        break
    s+=i
    i+=1
    count += 1
    if n-s < i:
        i = 1      
print(count)

n = int(input()) result = 0
k=1
while n != 0: # 모든 새가 날아갈 때까지 if k > n:
k=1 n -= k
    k += 1
    result += 1
print(result)