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Submission #959791

# Submission time Handle Problem Language Result Execution time Memory
959791 2024-04-09T05:33:34 Z Darren0724 Mađioničar (COI22_madionicar) C++17
100 / 100
 1227 ms 540 KB 
#include <bits/stdc++.h>
using namespace std;
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define all(x) x.begin(), x.end()
//#define endl '\n'
const int N=200005;
int ask(int a,int b){
    cout<<"? "<<a<<' '<<b<<endl;
    int p;cin>>p;
    return p;
}
int32_t main() {
    //LCBorz;
    int n;cin>>n;
    int ans=1;
    for(int t:{0,1}){
        int len=t;
        for(int i=1;i<=n;i++){
            while(i>0&&i+len+1<=n&&ask(i,i+len+1)){
                len+=2;
                i--;
            }
            ans=max(ans,len);
        }
    }
    cout<<"! "<<ans<<endl;
    
    return 0;
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 344 KB Output is correct
2 Correct 66 ms 344 KB Output is correct
3 Correct 70 ms 344 KB Output is correct
4 Correct 77 ms 344 KB Output is correct
5 Correct 61 ms 344 KB Output is correct
6 Correct 82 ms 344 KB Output is correct
7 Correct 67 ms 344 KB Output is correct
8 Correct 62 ms 344 KB Output is correct
9 Correct 65 ms 344 KB Output is correct
10 Correct 74 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 344 KB Output is correct
2 Correct 66 ms 344 KB Output is correct
3 Correct 70 ms 344 KB Output is correct
4 Correct 77 ms 344 KB Output is correct
5 Correct 61 ms 344 KB Output is correct
6 Correct 82 ms 344 KB Output is correct
7 Correct 67 ms 344 KB Output is correct
8 Correct 62 ms 344 KB Output is correct
9 Correct 65 ms 344 KB Output is correct
10 Correct 74 ms 344 KB Output is correct
11 Correct 697 ms 344 KB Output is correct
12 Correct 725 ms 344 KB Output is correct
13 Correct 689 ms 344 KB Output is correct
14 Correct 713 ms 344 KB Output is correct
15 Correct 746 ms 344 KB Output is correct
16 Correct 671 ms 344 KB Output is correct
17 Correct 747 ms 344 KB Output is correct
18 Correct 758 ms 344 KB Output is correct
19 Correct 810 ms 344 KB Output is correct
20 Correct 801 ms 344 KB Output is correct
21 Correct 746 ms 344 KB Output is correct
22 Correct 719 ms 344 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1108 ms 344 KB Output is correct
2 Correct 801 ms 344 KB Output is correct
3 Correct 1120 ms 344 KB Output is correct
4 Correct 1094 ms 344 KB Output is correct
5 Correct 1054 ms 344 KB Output is correct
6 Correct 1026 ms 344 KB Output is correct
7 Correct 978 ms 344 KB Output is correct
8 Correct 1097 ms 344 KB Output is correct
9 Correct 1032 ms 344 KB Output is correct
10 Correct 1079 ms 344 KB Output is correct
11 Correct 1075 ms 344 KB Output is correct
12 Correct 1079 ms 344 KB Output is correct
13 Correct 1107 ms 540 KB Output is correct
14 Correct 992 ms 344 KB Output is correct

Subtask #4
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 344 KB Output is correct
2 Correct 66 ms 344 KB Output is correct
3 Correct 70 ms 344 KB Output is correct
4 Correct 77 ms 344 KB Output is correct
5 Correct 61 ms 344 KB Output is correct
6 Correct 82 ms 344 KB Output is correct
7 Correct 67 ms 344 KB Output is correct
8 Correct 62 ms 344 KB Output is correct
9 Correct 65 ms 344 KB Output is correct
10 Correct 74 ms 344 KB Output is correct
11 Correct 697 ms 344 KB Output is correct
12 Correct 725 ms 344 KB Output is correct
13 Correct 689 ms 344 KB Output is correct
14 Correct 713 ms 344 KB Output is correct
15 Correct 746 ms 344 KB Output is correct
16 Correct 671 ms 344 KB Output is correct
17 Correct 747 ms 344 KB Output is correct
18 Correct 758 ms 344 KB Output is correct
19 Correct 810 ms 344 KB Output is correct
20 Correct 801 ms 344 KB Output is correct
21 Correct 746 ms 344 KB Output is correct
22 Correct 719 ms 344 KB Output is correct
23 Correct 1108 ms 344 KB Output is correct
24 Correct 801 ms 344 KB Output is correct
25 Correct 1120 ms 344 KB Output is correct
26 Correct 1094 ms 344 KB Output is correct
27 Correct 1054 ms 344 KB Output is correct
28 Correct 1026 ms 344 KB Output is correct
29 Correct 978 ms 344 KB Output is correct
30 Correct 1097 ms 344 KB Output is correct
31 Correct 1032 ms 344 KB Output is correct
32 Correct 1079 ms 344 KB Output is correct
33 Correct 1075 ms 344 KB Output is correct
34 Correct 1079 ms 344 KB Output is correct
35 Correct 1107 ms 540 KB Output is correct
36 Correct 992 ms 344 KB Output is correct
37 Correct 1227 ms 344 KB Output is correct
38 Correct 1067 ms 344 KB Output is correct
39 Correct 1083 ms 344 KB Output is correct
40 Correct 1014 ms 344 KB Output is correct
41 Correct 1159 ms 344 KB Output is correct
42 Correct 1024 ms 344 KB Output is correct
43 Correct 1004 ms 344 KB Output is correct
44 Correct 1124 ms 344 KB Output is correct
45 Correct 1097 ms 344 KB Output is correct
46 Correct 1108 ms 344 KB Output is correct
47 Correct 1124 ms 344 KB Output is correct
48 Correct 1080 ms 344 KB Output is correct
49 Correct 1097 ms 344 KB Output is correct
50 Correct 1057 ms 344 KB Output is correct
51 Correct 1188 ms 344 KB Output is correct
52 Correct 1124 ms 344 KB Output is correct