Submission #850078

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
850078	2023-09-15T17:30:50 Z	TahirAliyev	Gap (APIO16_gap)	C++17	100 / 100	45 ms	3268 KB

gap

#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

ll findGap(int T, int N)
{
    if(T == 1){
        ll a, b;
        MinMax(1, 1e18, &a, &b);
        if(N == 2){
            return b - a;
        }
        ll ans = 1;
        ll _a, _b;
        int t = 2;
        while(t < N){
            _a = a, _b = b;
            MinMax(a + 1, b - 1, &a, &b);
            ans = max(a - _a, ans);
            ans = max(_b - b, ans);
            t += 2;
        }
        if(N % 2 == 0){
            ans = max(ans, b - a);
        }
        return ans;
    }
    else{
        ll l, r;
        MinMax(1, 1e18, &l, &r);
        if(N == 2){
            return r - l;
        }
        ll g = (r - l) / (N - 1) + 1;
        ll ans = g - 1;
        ll cur = l;
        l++;
        while(l < r){
            ll nl, nr;
            MinMax(l, l + g - 1, &nl, &nr);

            ans = max(ans, nl - cur);
            if(nl != -1){
                cur = nr;
            }
            l = l + g;
        }
        return ans;
    }
}

Subtask #1

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	352 KB	Output is correct
2	Correct	0 ms	2392 KB	Output is correct
3	Correct	1 ms	2392 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2392 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2392 KB	Output is correct
9	Correct	0 ms	2392 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Correct	1 ms	2392 KB	Output is correct
16	Correct	8 ms	2580 KB	Output is correct
17	Correct	8 ms	2588 KB	Output is correct
18	Correct	9 ms	2584 KB	Output is correct
19	Correct	8 ms	2584 KB	Output is correct
20	Correct	6 ms	2580 KB	Output is correct
21	Correct	32 ms	2860 KB	Output is correct
22	Correct	37 ms	2856 KB	Output is correct
23	Correct	30 ms	2856 KB	Output is correct
24	Correct	31 ms	2824 KB	Output is correct
25	Correct	34 ms	2844 KB	Output is correct
26	Correct	29 ms	2856 KB	Output is correct
27	Correct	29 ms	2856 KB	Output is correct
28	Correct	31 ms	2852 KB	Output is correct
29	Correct	30 ms	2852 KB	Output is correct
30	Correct	25 ms	2856 KB	Output is correct
31	Correct	1 ms	2392 KB	Output is correct
32	Correct	1 ms	2392 KB	Output is correct

Subtask #2

70.0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	1 ms	2640 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2392 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2392 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	1 ms	2456 KB	Output is correct
11	Correct	1 ms	2392 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Correct	1 ms	2392 KB	Output is correct
16	Correct	12 ms	2840 KB	Output is correct
17	Correct	10 ms	2784 KB	Output is correct
18	Correct	10 ms	2588 KB	Output is correct
19	Correct	10 ms	2592 KB	Output is correct
20	Correct	6 ms	2580 KB	Output is correct
21	Correct	44 ms	2856 KB	Output is correct
22	Correct	40 ms	3096 KB	Output is correct
23	Correct	42 ms	2848 KB	Output is correct
24	Correct	41 ms	2856 KB	Output is correct
25	Correct	39 ms	2860 KB	Output is correct
26	Correct	41 ms	2848 KB	Output is correct
27	Correct	44 ms	2844 KB	Output is correct
28	Correct	40 ms	2852 KB	Output is correct
29	Correct	45 ms	3268 KB	Output is correct
30	Correct	24 ms	2852 KB	Output is correct
31	Correct	0 ms	2392 KB	Output is correct
32	Correct	1 ms	2392 KB	Output is correct