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답안 #899436

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
899436 2024-01-06T07:28:56 Z Isam 홀-짝 수열 (IZhO11_oddeven) PyPy
100 / 100
 27 ms 19512 KB 
n=int(input())
l=1; r=10**51; best=100
while l<=r:
	mid=(l+r)//2
	if mid*(mid+1)//2>=n:
		best=mid
		r=mid-1
	else:
		l=mid+1
print(2*n-best)

Subtask #1
100.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 19252 KB Output is correct
2 Correct 23 ms 19260 KB Output is correct
3 Correct 22 ms 19260 KB Output is correct
4 Correct 21 ms 19260 KB Output is correct
5 Correct 22 ms 19260 KB Output is correct
6 Correct 22 ms 19260 KB Output is correct
7 Correct 23 ms 19260 KB Output is correct
8 Correct 21 ms 19320 KB Output is correct
9 Correct 22 ms 19416 KB Output is correct
10 Correct 22 ms 19260 KB Output is correct
11 Correct 21 ms 19260 KB Output is correct
12 Correct 23 ms 19260 KB Output is correct
13 Correct 22 ms 19460 KB Output is correct
14 Correct 22 ms 19260 KB Output is correct
15 Correct 21 ms 19256 KB Output is correct
16 Correct 23 ms 19260 KB Output is correct
17 Correct 21 ms 19512 KB Output is correct
18 Correct 27 ms 19432 KB Output is correct
19 Correct 24 ms 19260 KB Output is correct
20 Correct 21 ms 19260 KB Output is correct
21 Correct 22 ms 19284 KB Output is correct
22 Correct 22 ms 19440 KB Output is correct