# -*- coding: utf-8 -*-
"""
Created on Sun May 19 23:49:29 2024
@author: amirk
"""
import sys
def binary_search(l,n):
mid=int((n+l)/2)
if(True):
print(f'? {mid}')
sys.stdout.flush()
q=int(input())
if q==-1:
return binary_search(mid+1,N )
elif q==1:
return binary_search(l, mid-1)
elif q==0:
return "= "+str(mid)
else:
return "Error"
return "error"
N=int(input())
L=1
print(binary_search(L, N))
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
2904 KB |
Output is correct |
2 |
Correct |
10 ms |
2904 KB |
Output is correct |
3 |
Correct |
10 ms |
2904 KB |
Output is correct |
4 |
Correct |
10 ms |
2764 KB |
Output is correct |
5 |
Correct |
10 ms |
2904 KB |
Output is correct |
6 |
Correct |
10 ms |
2904 KB |
Output is correct |
7 |
Correct |
10 ms |
2916 KB |
Output is correct |
8 |
Correct |
10 ms |
2904 KB |
Output is correct |
9 |
Correct |
12 ms |
2788 KB |
Output is correct |
10 |
Correct |
10 ms |
2904 KB |
Output is correct |
11 |
Correct |
10 ms |
2904 KB |
Output is correct |
12 |
Correct |
10 ms |
2904 KB |
Output is correct |
13 |
Correct |
10 ms |
2780 KB |
Output is correct |
14 |
Correct |
10 ms |
2904 KB |
Output is correct |
15 |
Correct |
11 ms |
2864 KB |
Output is correct |
16 |
Correct |
11 ms |
2916 KB |
Output is correct |
17 |
Correct |
10 ms |
2904 KB |
Output is correct |
18 |
Correct |
10 ms |
2904 KB |
Output is correct |
19 |
Correct |
10 ms |
2940 KB |
Output is correct |
20 |
Correct |
10 ms |
2976 KB |
Output is correct |
21 |
Correct |
10 ms |
2748 KB |
Output is correct |
22 |
Correct |
10 ms |
2968 KB |
Output is correct |
23 |
Correct |
13 ms |
2904 KB |
Output is correct |
24 |
Correct |
10 ms |
2904 KB |
Output is correct |
25 |
Correct |
10 ms |
2904 KB |
Output is correct |
26 |
Correct |
10 ms |
2904 KB |
Output is correct |
27 |
Correct |
10 ms |
2904 KB |
Output is correct |
28 |
Correct |
10 ms |
2904 KB |
Output is correct |
29 |
Correct |
10 ms |
2904 KB |
Output is correct |
30 |
Correct |
10 ms |
2844 KB |
Output is correct |
31 |
Correct |
10 ms |
2904 KB |
Output is correct |
32 |
Correct |
10 ms |
2904 KB |
Output is correct |
33 |
Correct |
10 ms |
2904 KB |
Output is correct |
34 |
Correct |
10 ms |
2904 KB |
Output is correct |
35 |
Correct |
10 ms |
2936 KB |
Output is correct |
36 |
Correct |
10 ms |
3228 KB |
Output is correct |
37 |
Correct |
10 ms |
2904 KB |
Output is correct |
38 |
Correct |
11 ms |
2748 KB |
Output is correct |
39 |
Correct |
10 ms |
2904 KB |
Output is correct |
40 |
Correct |
10 ms |
2964 KB |
Output is correct |
41 |
Correct |
10 ms |
2968 KB |
Output is correct |
42 |
Correct |
10 ms |
2904 KB |
Output is correct |
43 |
Correct |
11 ms |
2732 KB |
Output is correct |
44 |
Correct |
10 ms |
2904 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
2904 KB |
Output is correct |
2 |
Correct |
10 ms |
2904 KB |
Output is correct |
3 |
Correct |
10 ms |
2904 KB |
Output is correct |
4 |
Correct |
10 ms |
2764 KB |
Output is correct |
5 |
Correct |
10 ms |
2904 KB |
Output is correct |
6 |
Correct |
10 ms |
2904 KB |
Output is correct |
7 |
Correct |
10 ms |
2916 KB |
Output is correct |
8 |
Correct |
10 ms |
2904 KB |
Output is correct |
9 |
Correct |
12 ms |
2788 KB |
Output is correct |
10 |
Correct |
10 ms |
2904 KB |
Output is correct |
11 |
Correct |
10 ms |
2904 KB |
Output is correct |
12 |
Correct |
10 ms |
2904 KB |
Output is correct |
13 |
Correct |
10 ms |
2780 KB |
Output is correct |
14 |
Correct |
10 ms |
2904 KB |
Output is correct |
15 |
Correct |
11 ms |
2864 KB |
Output is correct |
16 |
Correct |
11 ms |
2916 KB |
Output is correct |
17 |
Correct |
10 ms |
2904 KB |
Output is correct |
18 |
Correct |
10 ms |
2904 KB |
Output is correct |
19 |
Correct |
10 ms |
2940 KB |
Output is correct |
20 |
Correct |
10 ms |
2976 KB |
Output is correct |
21 |
Correct |
10 ms |
2748 KB |
Output is correct |
22 |
Correct |
10 ms |
2968 KB |
Output is correct |
23 |
Correct |
13 ms |
2904 KB |
Output is correct |
24 |
Correct |
10 ms |
2904 KB |
Output is correct |
25 |
Correct |
10 ms |
2904 KB |
Output is correct |
26 |
Correct |
10 ms |
2904 KB |
Output is correct |
27 |
Correct |
10 ms |
2904 KB |
Output is correct |
28 |
Correct |
10 ms |
2904 KB |
Output is correct |
29 |
Correct |
10 ms |
2904 KB |
Output is correct |
30 |
Correct |
10 ms |
2844 KB |
Output is correct |
31 |
Correct |
10 ms |
2904 KB |
Output is correct |
32 |
Correct |
10 ms |
2904 KB |
Output is correct |
33 |
Correct |
10 ms |
2904 KB |
Output is correct |
34 |
Correct |
10 ms |
2904 KB |
Output is correct |
35 |
Correct |
10 ms |
2936 KB |
Output is correct |
36 |
Correct |
10 ms |
3228 KB |
Output is correct |
37 |
Correct |
10 ms |
2904 KB |
Output is correct |
38 |
Correct |
11 ms |
2748 KB |
Output is correct |
39 |
Correct |
10 ms |
2904 KB |
Output is correct |
40 |
Correct |
10 ms |
2964 KB |
Output is correct |
41 |
Correct |
10 ms |
2968 KB |
Output is correct |
42 |
Correct |
10 ms |
2904 KB |
Output is correct |
43 |
Correct |
11 ms |
2732 KB |
Output is correct |
44 |
Correct |
10 ms |
2904 KB |
Output is correct |
45 |
Incorrect |
13 ms |
2904 KB |
Query limit exceeded |
46 |
Halted |
0 ms |
0 KB |
- |