Submission #914324

# Submission time Handle Problem Language Result Execution time Memory
914324 2024-01-21T16:03:03 Z 3as8 Colors (BOI20_colors) C++14
9 / 100
1 ms 600 KB
#include <bits/stdc++.h>

#define ll long long
#define fastIO cin.tie(nullptr); cout.tie(nullptr); ios::sync_with_stdio(false);

#define mid ((l + r) / 2)
#define lChild ((index * 2) + 1)
#define rChild ((index * 2) + 2)

using namespace std;

void solve(ll _) {

    ll n; cin>>n;

    if(n == 1) {
        cout<<"= 1"<<endl;
        return;
    }
    cout<<"? "<<1<<endl;
    bool curr; cin>>curr;
    ll ans = n;


    ll last = 1, now = n;
    bool left = true;
    while(true) {

        cout<<"? "<<now<<endl;
        cin>>curr;

        if(curr == 1) ans = abs(now - last);

        ll temp = last;
        last = now;
        now = temp + (left ? 1 : -1);

        if(now == last) break;

        left = !left;

    }

    cout<<"= "<<ans<<endl;
}

int main() {
    fastIO

    //freopen("file.in", "r", stdin);
    //freopen("file.out", "w", stdout);

    ll t = 0; solve(t);
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB OK (7 queries)
2 Correct 1 ms 344 KB OK (49 queries)
3 Correct 1 ms 344 KB OK (10 queries)
4 Correct 0 ms 344 KB OK (26 queries)
5 Correct 0 ms 344 KB OK (23 queries)
6 Correct 1 ms 344 KB OK (56 queries)
7 Correct 1 ms 344 KB OK (52 queries)
8 Correct 1 ms 344 KB OK (43 queries)
9 Correct 1 ms 344 KB OK (46 queries)
10 Correct 0 ms 344 KB OK (11 queries)
11 Correct 0 ms 344 KB OK (14 queries)
12 Correct 0 ms 344 KB OK (23 queries)
13 Correct 1 ms 344 KB OK (47 queries)
14 Correct 1 ms 344 KB OK (44 queries)
15 Correct 0 ms 344 KB OK (54 queries)
16 Correct 1 ms 344 KB OK (53 queries)
17 Correct 1 ms 344 KB OK (35 queries)
18 Correct 0 ms 344 KB OK (37 queries)
19 Correct 0 ms 344 KB OK (26 queries)
20 Correct 1 ms 344 KB OK (64 queries)
21 Correct 1 ms 600 KB OK (57 queries)
22 Correct 1 ms 344 KB OK (2 queries)
23 Correct 0 ms 344 KB OK (2 queries)
24 Correct 0 ms 344 KB OK (3 queries)
25 Correct 0 ms 344 KB OK (3 queries)
26 Correct 0 ms 344 KB OK (3 queries)
27 Correct 1 ms 344 KB OK (4 queries)
28 Correct 1 ms 344 KB OK (4 queries)
29 Correct 0 ms 344 KB OK (4 queries)
30 Correct 0 ms 344 KB OK (4 queries)
31 Correct 0 ms 344 KB OK (5 queries)
32 Correct 1 ms 344 KB OK (5 queries)
33 Correct 0 ms 344 KB OK (5 queries)
34 Correct 0 ms 344 KB OK (5 queries)
35 Correct 1 ms 344 KB OK (5 queries)
36 Correct 1 ms 344 KB OK (6 queries)
37 Correct 1 ms 344 KB OK (6 queries)
38 Correct 0 ms 344 KB OK (6 queries)
39 Correct 0 ms 344 KB OK (6 queries)
40 Correct 0 ms 344 KB OK (6 queries)
41 Correct 1 ms 344 KB OK (6 queries)
42 Correct 0 ms 344 KB OK (7 queries)
43 Correct 1 ms 600 KB OK (7 queries)
44 Correct 0 ms 344 KB OK (7 queries)
45 Correct 0 ms 344 KB OK (7 queries)
46 Correct 0 ms 344 KB OK (7 queries)
47 Correct 0 ms 344 KB OK (7 queries)
48 Correct 0 ms 344 KB OK (7 queries)
49 Correct 0 ms 344 KB OK (8 queries)
50 Correct 1 ms 344 KB OK (8 queries)
51 Correct 1 ms 344 KB OK (8 queries)
52 Correct 0 ms 344 KB OK (8 queries)
53 Correct 0 ms 344 KB OK (8 queries)
54 Correct 0 ms 344 KB OK (8 queries)
55 Correct 0 ms 344 KB OK (8 queries)
56 Correct 0 ms 344 KB OK (8 queries)
57 Correct 1 ms 344 KB OK (18 queries)
58 Correct 0 ms 344 KB OK (18 queries)
59 Correct 1 ms 340 KB OK (37 queries)
60 Correct 0 ms 344 KB OK (37 queries)
61 Correct 1 ms 344 KB OK (63 queries)
62 Correct 1 ms 344 KB OK (63 queries)
63 Correct 1 ms 344 KB OK (63 queries)
64 Correct 1 ms 344 KB OK (63 queries)
65 Correct 1 ms 344 KB OK (63 queries)
66 Correct 1 ms 344 KB OK (63 queries)
67 Correct 1 ms 344 KB OK (63 queries)
68 Correct 0 ms 344 KB OK (63 queries)
69 Correct 1 ms 344 KB OK (63 queries)
70 Correct 1 ms 344 KB OK (63 queries)
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB OK (7 queries)
2 Correct 1 ms 344 KB OK (49 queries)
3 Correct 1 ms 344 KB OK (10 queries)
4 Correct 0 ms 344 KB OK (26 queries)
5 Correct 0 ms 344 KB OK (23 queries)
6 Correct 1 ms 344 KB OK (56 queries)
7 Correct 1 ms 344 KB OK (52 queries)
8 Correct 1 ms 344 KB OK (43 queries)
9 Correct 1 ms 344 KB OK (46 queries)
10 Correct 0 ms 344 KB OK (11 queries)
11 Correct 0 ms 344 KB OK (14 queries)
12 Correct 0 ms 344 KB OK (23 queries)
13 Correct 1 ms 344 KB OK (47 queries)
14 Correct 1 ms 344 KB OK (44 queries)
15 Correct 0 ms 344 KB OK (54 queries)
16 Correct 1 ms 344 KB OK (53 queries)
17 Correct 1 ms 344 KB OK (35 queries)
18 Correct 0 ms 344 KB OK (37 queries)
19 Correct 0 ms 344 KB OK (26 queries)
20 Correct 1 ms 344 KB OK (64 queries)
21 Correct 1 ms 600 KB OK (57 queries)
22 Correct 1 ms 344 KB OK (2 queries)
23 Correct 0 ms 344 KB OK (2 queries)
24 Correct 0 ms 344 KB OK (3 queries)
25 Correct 0 ms 344 KB OK (3 queries)
26 Correct 0 ms 344 KB OK (3 queries)
27 Correct 1 ms 344 KB OK (4 queries)
28 Correct 1 ms 344 KB OK (4 queries)
29 Correct 0 ms 344 KB OK (4 queries)
30 Correct 0 ms 344 KB OK (4 queries)
31 Correct 0 ms 344 KB OK (5 queries)
32 Correct 1 ms 344 KB OK (5 queries)
33 Correct 0 ms 344 KB OK (5 queries)
34 Correct 0 ms 344 KB OK (5 queries)
35 Correct 1 ms 344 KB OK (5 queries)
36 Correct 1 ms 344 KB OK (6 queries)
37 Correct 1 ms 344 KB OK (6 queries)
38 Correct 0 ms 344 KB OK (6 queries)
39 Correct 0 ms 344 KB OK (6 queries)
40 Correct 0 ms 344 KB OK (6 queries)
41 Correct 1 ms 344 KB OK (6 queries)
42 Correct 0 ms 344 KB OK (7 queries)
43 Correct 1 ms 600 KB OK (7 queries)
44 Correct 0 ms 344 KB OK (7 queries)
45 Correct 0 ms 344 KB OK (7 queries)
46 Correct 0 ms 344 KB OK (7 queries)
47 Correct 0 ms 344 KB OK (7 queries)
48 Correct 0 ms 344 KB OK (7 queries)
49 Correct 0 ms 344 KB OK (8 queries)
50 Correct 1 ms 344 KB OK (8 queries)
51 Correct 1 ms 344 KB OK (8 queries)
52 Correct 0 ms 344 KB OK (8 queries)
53 Correct 0 ms 344 KB OK (8 queries)
54 Correct 0 ms 344 KB OK (8 queries)
55 Correct 0 ms 344 KB OK (8 queries)
56 Correct 0 ms 344 KB OK (8 queries)
57 Correct 1 ms 344 KB OK (18 queries)
58 Correct 0 ms 344 KB OK (18 queries)
59 Correct 1 ms 340 KB OK (37 queries)
60 Correct 0 ms 344 KB OK (37 queries)
61 Correct 1 ms 344 KB OK (63 queries)
62 Correct 1 ms 344 KB OK (63 queries)
63 Correct 1 ms 344 KB OK (63 queries)
64 Correct 1 ms 344 KB OK (63 queries)
65 Correct 1 ms 344 KB OK (63 queries)
66 Correct 1 ms 344 KB OK (63 queries)
67 Correct 1 ms 344 KB OK (63 queries)
68 Correct 0 ms 344 KB OK (63 queries)
69 Correct 1 ms 344 KB OK (63 queries)
70 Correct 1 ms 344 KB OK (63 queries)
71 Incorrect 1 ms 344 KB Query limit exceeded
72 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB OK (7 queries)
2 Correct 1 ms 344 KB OK (49 queries)
3 Correct 1 ms 344 KB OK (10 queries)
4 Correct 0 ms 344 KB OK (26 queries)
5 Correct 0 ms 344 KB OK (23 queries)
6 Correct 1 ms 344 KB OK (56 queries)
7 Correct 1 ms 344 KB OK (52 queries)
8 Correct 1 ms 344 KB OK (43 queries)
9 Correct 1 ms 344 KB OK (46 queries)
10 Correct 0 ms 344 KB OK (11 queries)
11 Correct 0 ms 344 KB OK (14 queries)
12 Correct 0 ms 344 KB OK (23 queries)
13 Correct 1 ms 344 KB OK (47 queries)
14 Correct 1 ms 344 KB OK (44 queries)
15 Correct 0 ms 344 KB OK (54 queries)
16 Correct 1 ms 344 KB OK (53 queries)
17 Correct 1 ms 344 KB OK (35 queries)
18 Correct 0 ms 344 KB OK (37 queries)
19 Correct 0 ms 344 KB OK (26 queries)
20 Correct 1 ms 344 KB OK (64 queries)
21 Correct 1 ms 600 KB OK (57 queries)
22 Correct 1 ms 344 KB OK (2 queries)
23 Correct 0 ms 344 KB OK (2 queries)
24 Correct 0 ms 344 KB OK (3 queries)
25 Correct 0 ms 344 KB OK (3 queries)
26 Correct 0 ms 344 KB OK (3 queries)
27 Correct 1 ms 344 KB OK (4 queries)
28 Correct 1 ms 344 KB OK (4 queries)
29 Correct 0 ms 344 KB OK (4 queries)
30 Correct 0 ms 344 KB OK (4 queries)
31 Correct 0 ms 344 KB OK (5 queries)
32 Correct 1 ms 344 KB OK (5 queries)
33 Correct 0 ms 344 KB OK (5 queries)
34 Correct 0 ms 344 KB OK (5 queries)
35 Correct 1 ms 344 KB OK (5 queries)
36 Correct 1 ms 344 KB OK (6 queries)
37 Correct 1 ms 344 KB OK (6 queries)
38 Correct 0 ms 344 KB OK (6 queries)
39 Correct 0 ms 344 KB OK (6 queries)
40 Correct 0 ms 344 KB OK (6 queries)
41 Correct 1 ms 344 KB OK (6 queries)
42 Correct 0 ms 344 KB OK (7 queries)
43 Correct 1 ms 600 KB OK (7 queries)
44 Correct 0 ms 344 KB OK (7 queries)
45 Correct 0 ms 344 KB OK (7 queries)
46 Correct 0 ms 344 KB OK (7 queries)
47 Correct 0 ms 344 KB OK (7 queries)
48 Correct 0 ms 344 KB OK (7 queries)
49 Correct 0 ms 344 KB OK (8 queries)
50 Correct 1 ms 344 KB OK (8 queries)
51 Correct 1 ms 344 KB OK (8 queries)
52 Correct 0 ms 344 KB OK (8 queries)
53 Correct 0 ms 344 KB OK (8 queries)
54 Correct 0 ms 344 KB OK (8 queries)
55 Correct 0 ms 344 KB OK (8 queries)
56 Correct 0 ms 344 KB OK (8 queries)
57 Correct 1 ms 344 KB OK (18 queries)
58 Correct 0 ms 344 KB OK (18 queries)
59 Correct 1 ms 340 KB OK (37 queries)
60 Correct 0 ms 344 KB OK (37 queries)
61 Correct 1 ms 344 KB OK (63 queries)
62 Correct 1 ms 344 KB OK (63 queries)
63 Correct 1 ms 344 KB OK (63 queries)
64 Correct 1 ms 344 KB OK (63 queries)
65 Correct 1 ms 344 KB OK (63 queries)
66 Correct 1 ms 344 KB OK (63 queries)
67 Correct 1 ms 344 KB OK (63 queries)
68 Correct 0 ms 344 KB OK (63 queries)
69 Correct 1 ms 344 KB OK (63 queries)
70 Correct 1 ms 344 KB OK (63 queries)
71 Incorrect 1 ms 344 KB Query limit exceeded
72 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB OK (7 queries)
2 Correct 1 ms 344 KB OK (49 queries)
3 Correct 1 ms 344 KB OK (10 queries)
4 Correct 0 ms 344 KB OK (26 queries)
5 Correct 0 ms 344 KB OK (23 queries)
6 Correct 1 ms 344 KB OK (56 queries)
7 Correct 1 ms 344 KB OK (52 queries)
8 Correct 1 ms 344 KB OK (43 queries)
9 Correct 1 ms 344 KB OK (46 queries)
10 Correct 0 ms 344 KB OK (11 queries)
11 Correct 0 ms 344 KB OK (14 queries)
12 Correct 0 ms 344 KB OK (23 queries)
13 Correct 1 ms 344 KB OK (47 queries)
14 Correct 1 ms 344 KB OK (44 queries)
15 Correct 0 ms 344 KB OK (54 queries)
16 Correct 1 ms 344 KB OK (53 queries)
17 Correct 1 ms 344 KB OK (35 queries)
18 Correct 0 ms 344 KB OK (37 queries)
19 Correct 0 ms 344 KB OK (26 queries)
20 Correct 1 ms 344 KB OK (64 queries)
21 Correct 1 ms 600 KB OK (57 queries)
22 Correct 1 ms 344 KB OK (2 queries)
23 Correct 0 ms 344 KB OK (2 queries)
24 Correct 0 ms 344 KB OK (3 queries)
25 Correct 0 ms 344 KB OK (3 queries)
26 Correct 0 ms 344 KB OK (3 queries)
27 Correct 1 ms 344 KB OK (4 queries)
28 Correct 1 ms 344 KB OK (4 queries)
29 Correct 0 ms 344 KB OK (4 queries)
30 Correct 0 ms 344 KB OK (4 queries)
31 Correct 0 ms 344 KB OK (5 queries)
32 Correct 1 ms 344 KB OK (5 queries)
33 Correct 0 ms 344 KB OK (5 queries)
34 Correct 0 ms 344 KB OK (5 queries)
35 Correct 1 ms 344 KB OK (5 queries)
36 Correct 1 ms 344 KB OK (6 queries)
37 Correct 1 ms 344 KB OK (6 queries)
38 Correct 0 ms 344 KB OK (6 queries)
39 Correct 0 ms 344 KB OK (6 queries)
40 Correct 0 ms 344 KB OK (6 queries)
41 Correct 1 ms 344 KB OK (6 queries)
42 Correct 0 ms 344 KB OK (7 queries)
43 Correct 1 ms 600 KB OK (7 queries)
44 Correct 0 ms 344 KB OK (7 queries)
45 Correct 0 ms 344 KB OK (7 queries)
46 Correct 0 ms 344 KB OK (7 queries)
47 Correct 0 ms 344 KB OK (7 queries)
48 Correct 0 ms 344 KB OK (7 queries)
49 Correct 0 ms 344 KB OK (8 queries)
50 Correct 1 ms 344 KB OK (8 queries)
51 Correct 1 ms 344 KB OK (8 queries)
52 Correct 0 ms 344 KB OK (8 queries)
53 Correct 0 ms 344 KB OK (8 queries)
54 Correct 0 ms 344 KB OK (8 queries)
55 Correct 0 ms 344 KB OK (8 queries)
56 Correct 0 ms 344 KB OK (8 queries)
57 Correct 1 ms 344 KB OK (18 queries)
58 Correct 0 ms 344 KB OK (18 queries)
59 Correct 1 ms 340 KB OK (37 queries)
60 Correct 0 ms 344 KB OK (37 queries)
61 Correct 1 ms 344 KB OK (63 queries)
62 Correct 1 ms 344 KB OK (63 queries)
63 Correct 1 ms 344 KB OK (63 queries)
64 Correct 1 ms 344 KB OK (63 queries)
65 Correct 1 ms 344 KB OK (63 queries)
66 Correct 1 ms 344 KB OK (63 queries)
67 Correct 1 ms 344 KB OK (63 queries)
68 Correct 0 ms 344 KB OK (63 queries)
69 Correct 1 ms 344 KB OK (63 queries)
70 Correct 1 ms 344 KB OK (63 queries)
71 Incorrect 1 ms 344 KB Query limit exceeded
72 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB OK (7 queries)
2 Correct 1 ms 344 KB OK (49 queries)
3 Correct 1 ms 344 KB OK (10 queries)
4 Correct 0 ms 344 KB OK (26 queries)
5 Correct 0 ms 344 KB OK (23 queries)
6 Correct 1 ms 344 KB OK (56 queries)
7 Correct 1 ms 344 KB OK (52 queries)
8 Correct 1 ms 344 KB OK (43 queries)
9 Correct 1 ms 344 KB OK (46 queries)
10 Correct 0 ms 344 KB OK (11 queries)
11 Correct 0 ms 344 KB OK (14 queries)
12 Correct 0 ms 344 KB OK (23 queries)
13 Correct 1 ms 344 KB OK (47 queries)
14 Correct 1 ms 344 KB OK (44 queries)
15 Correct 0 ms 344 KB OK (54 queries)
16 Correct 1 ms 344 KB OK (53 queries)
17 Correct 1 ms 344 KB OK (35 queries)
18 Correct 0 ms 344 KB OK (37 queries)
19 Correct 0 ms 344 KB OK (26 queries)
20 Correct 1 ms 344 KB OK (64 queries)
21 Correct 1 ms 600 KB OK (57 queries)
22 Correct 1 ms 344 KB OK (2 queries)
23 Correct 0 ms 344 KB OK (2 queries)
24 Correct 0 ms 344 KB OK (3 queries)
25 Correct 0 ms 344 KB OK (3 queries)
26 Correct 0 ms 344 KB OK (3 queries)
27 Correct 1 ms 344 KB OK (4 queries)
28 Correct 1 ms 344 KB OK (4 queries)
29 Correct 0 ms 344 KB OK (4 queries)
30 Correct 0 ms 344 KB OK (4 queries)
31 Correct 0 ms 344 KB OK (5 queries)
32 Correct 1 ms 344 KB OK (5 queries)
33 Correct 0 ms 344 KB OK (5 queries)
34 Correct 0 ms 344 KB OK (5 queries)
35 Correct 1 ms 344 KB OK (5 queries)
36 Correct 1 ms 344 KB OK (6 queries)
37 Correct 1 ms 344 KB OK (6 queries)
38 Correct 0 ms 344 KB OK (6 queries)
39 Correct 0 ms 344 KB OK (6 queries)
40 Correct 0 ms 344 KB OK (6 queries)
41 Correct 1 ms 344 KB OK (6 queries)
42 Correct 0 ms 344 KB OK (7 queries)
43 Correct 1 ms 600 KB OK (7 queries)
44 Correct 0 ms 344 KB OK (7 queries)
45 Correct 0 ms 344 KB OK (7 queries)
46 Correct 0 ms 344 KB OK (7 queries)
47 Correct 0 ms 344 KB OK (7 queries)
48 Correct 0 ms 344 KB OK (7 queries)
49 Correct 0 ms 344 KB OK (8 queries)
50 Correct 1 ms 344 KB OK (8 queries)
51 Correct 1 ms 344 KB OK (8 queries)
52 Correct 0 ms 344 KB OK (8 queries)
53 Correct 0 ms 344 KB OK (8 queries)
54 Correct 0 ms 344 KB OK (8 queries)
55 Correct 0 ms 344 KB OK (8 queries)
56 Correct 0 ms 344 KB OK (8 queries)
57 Correct 1 ms 344 KB OK (18 queries)
58 Correct 0 ms 344 KB OK (18 queries)
59 Correct 1 ms 340 KB OK (37 queries)
60 Correct 0 ms 344 KB OK (37 queries)
61 Correct 1 ms 344 KB OK (63 queries)
62 Correct 1 ms 344 KB OK (63 queries)
63 Correct 1 ms 344 KB OK (63 queries)
64 Correct 1 ms 344 KB OK (63 queries)
65 Correct 1 ms 344 KB OK (63 queries)
66 Correct 1 ms 344 KB OK (63 queries)
67 Correct 1 ms 344 KB OK (63 queries)
68 Correct 0 ms 344 KB OK (63 queries)
69 Correct 1 ms 344 KB OK (63 queries)
70 Correct 1 ms 344 KB OK (63 queries)
71 Incorrect 1 ms 344 KB Query limit exceeded
72 Halted 0 ms 0 KB -