Submission #953225

# Submission time Handle Problem Language Result Execution time Memory
953225 2024-03-25T17:41:50 Z n3rm1n Gap (APIO16_gap) C++17
30 / 100
43 ms 3504 KB
#include<bits/stdc++.h>
#include "gap.h"

using namespace std;
const long long MAXN = 2e5 + 10;
long long a[MAXN];
long long findGap(int T, int N)
{
    if(T == 1)
    {
        long long s = 0, t = (long long)(1e18);
        long long mn, mx;
        long long n = N;
        long long filled0 = 0, filled1 = n+1;

        while(filled0 + 1 <= filled1 - 1)
        {

            MinMax(s, t, &mn, &mx);

            if(mn == mx)
            {
                filled0 ++;
                a[filled0] = mn;
                n --;
                break;
            }
            filled0 ++;
            filled1 --;
            n-= 2;
            a[filled0] = mn;
            a[filled1] = mx;

            s = mn + 1;
            t = mx - 1;
        }
        long long ans = -1;
        for (long long i = 2; i <= N; ++ i)
            ans = max(ans, (long long) (a[i] - a[i-1]));
        return ans;
    }


    long long n = N;
    long long s = 0, t = (long long)(1e18);
    long long mn, mx;
    long long range_l = 0, range_r;
    long long l;
    MinMax(s, t, &mn, &mx);
    range_l = mn;
    range_r = mx;
    l = range_r - range_l + 1;
    long long x = (l + n - 1)/n;
    //if(x * (n-1) < l)x ++;
    long long last = range_l, cache = 0;
    long long st = last;
    long long ans = 0;
    while(last < range_r)
    {

        s = last + 1;
        t = last + x + 1;
        MinMax(s, t, &mn, &mx);

        if(mx != -1 && mn > last && (mn >= s && mn <= t) && (mx >= s && mx <= t))
        {
            ans = max(ans, mn - st);
            last += x + 1;
            st = last;
        }
        else
        {
            cache += x;
            last = last + x + 1;
        }
    }
    return ans;
}
/**
2 5
2 3 7 17 19
*/
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 2 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 2420 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 2536 KB Output is correct
17 Correct 8 ms 2540 KB Output is correct
18 Correct 8 ms 2960 KB Output is correct
19 Correct 9 ms 2540 KB Output is correct
20 Correct 7 ms 2536 KB Output is correct
21 Correct 29 ms 3456 KB Output is correct
22 Correct 30 ms 3444 KB Output is correct
23 Correct 29 ms 3452 KB Output is correct
24 Correct 30 ms 3452 KB Output is correct
25 Correct 30 ms 3436 KB Output is correct
26 Correct 33 ms 3504 KB Output is correct
27 Correct 31 ms 3440 KB Output is correct
28 Correct 30 ms 3440 KB Output is correct
29 Correct 29 ms 3384 KB Output is correct
30 Correct 26 ms 3452 KB Output is correct
31 Correct 1 ms 2392 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 2392 KB Output is correct
2 Incorrect 0 ms 2392 KB Output isn't correct
3 Incorrect 1 ms 2392 KB Output isn't correct
4 Incorrect 0 ms 2392 KB Output isn't correct
5 Correct 1 ms 2392 KB Output is correct
6 Incorrect 1 ms 2392 KB Output isn't correct
7 Incorrect 1 ms 2392 KB Output isn't correct
8 Incorrect 1 ms 2392 KB Output isn't correct
9 Incorrect 1 ms 2392 KB Output isn't correct
10 Incorrect 1 ms 2392 KB Output isn't correct
11 Incorrect 1 ms 2392 KB Output isn't correct
12 Incorrect 1 ms 2392 KB Output isn't correct
13 Incorrect 1 ms 2392 KB Output isn't correct
14 Incorrect 1 ms 2392 KB Output isn't correct
15 Correct 1 ms 2392 KB Output is correct
16 Incorrect 10 ms 2684 KB Output isn't correct
17 Incorrect 11 ms 2536 KB Output isn't correct
18 Incorrect 10 ms 2540 KB Output isn't correct
19 Incorrect 11 ms 2524 KB Output isn't correct
20 Incorrect 6 ms 2536 KB Output isn't correct
21 Incorrect 41 ms 2692 KB Output isn't correct
22 Incorrect 41 ms 2688 KB Output isn't correct
23 Incorrect 42 ms 2688 KB Output isn't correct
24 Incorrect 43 ms 2688 KB Output isn't correct
25 Correct 40 ms 2924 KB Output is correct
26 Incorrect 42 ms 2684 KB Output isn't correct
27 Incorrect 42 ms 2684 KB Output isn't correct
28 Incorrect 41 ms 2684 KB Output isn't correct
29 Incorrect 43 ms 2684 KB Output isn't correct
30 Incorrect 23 ms 2680 KB Output isn't correct
31 Incorrect 0 ms 2392 KB Output isn't correct
32 Correct 1 ms 2392 KB Output is correct