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[BOJ 1789] μλ€μ ν©
Kim_dev
2022. 6. 26. 17:18
[BOJ 1789] μλ€μ ν©
1. λ¬Έμ : Link
νΉμ μμ°μλ₯Ό μ΄λ£¨λ κ°μ μ΅λ
2. νμ΄
1λΆν° ν΄λΉ κ°μμ λΉΌμ£Όλ©΄μ 0μ΄ λκ±°λ μμκ° λλ κ°μ return νΉμ -1 ν΄μ return
3. μ½λ
n = int(input())
result = 0
cnt = 0
if n == 1 or n == 2:
result = 1
else:
for i in range(1, n):
n = n - i
if n == 0 :
result = i
break
elif n < 0:
result = i - 1
break
print(result)