Submission #953234

# Submission time Handle Problem Language Result Execution time Memory
953234 2024-03-25T17:49:01 Z n3rm1n Gap (APIO16_gap) C++17
30 / 100
42 ms 3452 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);
            st = mx;
        }
        else
        {
            cache += x;
            last = last + x + 1;
        }
        last += x;
    }
    return ans;
}
/**
2 5
2 3 7 17 19
*/
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2396 KB Output is correct
6 Correct 0 ms 2392 KB Output is correct
7 Correct 2 ms 2392 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 1 ms 2388 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 2700 KB Output is correct
17 Correct 8 ms 2544 KB Output is correct
18 Correct 8 ms 2544 KB Output is correct
19 Correct 8 ms 2532 KB Output is correct
20 Correct 11 ms 2540 KB Output is correct
21 Correct 38 ms 3432 KB Output is correct
22 Correct 32 ms 3444 KB Output is correct
23 Correct 33 ms 3452 KB Output is correct
24 Correct 33 ms 3260 KB Output is correct
25 Correct 32 ms 3396 KB Output is correct
26 Correct 34 ms 3208 KB Output is correct
27 Correct 34 ms 3340 KB Output is correct
28 Correct 32 ms 3432 KB Output is correct
29 Correct 32 ms 3200 KB Output is correct
30 Correct 27 ms 3280 KB Output is correct
31 Correct 1 ms 2392 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2400 KB Output isn't correct
2 Incorrect 0 ms 2392 KB Output isn't correct
3 Incorrect 1 ms 2404 KB Output isn't correct
4 Correct 1 ms 2404 KB Output is correct
5 Incorrect 1 ms 2396 KB Output isn't correct
6 Incorrect 2 ms 2396 KB Output isn't correct
7 Incorrect 1 ms 2396 KB Output isn't correct
8 Incorrect 1 ms 2396 KB Output isn't correct
9 Incorrect 1 ms 2396 KB Output isn't correct
10 Incorrect 1 ms 2400 KB Output isn't correct
11 Incorrect 1 ms 2400 KB Output isn't correct
12 Incorrect 1 ms 2404 KB Output isn't correct
13 Incorrect 2 ms 2392 KB Output isn't correct
14 Incorrect 2 ms 2404 KB Output isn't correct
15 Incorrect 1 ms 2404 KB Output isn't correct
16 Incorrect 10 ms 2556 KB Output isn't correct
17 Incorrect 10 ms 2748 KB Output isn't correct
18 Incorrect 10 ms 2544 KB Output isn't correct
19 Incorrect 12 ms 2544 KB Output isn't correct
20 Incorrect 4 ms 2540 KB Output isn't correct
21 Incorrect 36 ms 2688 KB Output isn't correct
22 Incorrect 40 ms 2680 KB Output isn't correct
23 Incorrect 36 ms 2700 KB Output isn't correct
24 Incorrect 41 ms 2680 KB Output isn't correct
25 Incorrect 40 ms 2692 KB Output isn't correct
26 Incorrect 38 ms 2684 KB Output isn't correct
27 Incorrect 42 ms 2692 KB Output isn't correct
28 Incorrect 36 ms 2692 KB Output isn't correct
29 Incorrect 37 ms 2696 KB Output isn't correct
30 Incorrect 19 ms 2668 KB Output isn't correct
31 Correct 1 ms 2400 KB Output is correct
32 Correct 1 ms 2400 KB Output is correct