Submission #567641

# Submission time Handle Problem Language Result Execution time Memory
567641 2022-05-23T22:15:34 Z four_specks Gap (APIO16_gap) C++17
70 / 100
55 ms 1872 KB
#include "gap.h"

#include <bits/stdc++.h>

using namespace std;

long long findGap(int T, int N)
{
    if (T == 1)
    {
        vector<long long> a(N);
        long long mn = 0, mx = LLONG_MAX;
        for (int l = 0, r = N - 1; l < r; l++, r--)
        {
            MinMax(mn, mx, &mn, &mx);
            if (mn != -1)
            {
                a[l] = mn, a[r] = mx;
                mn += 1, mx -= 1;
            }
            else
                assert(0);
        }

        long long gap = 0;
        for (int i = 0; i < N - 1; i++)
            gap = max(gap, a[i + 1] - a[i]);

        return gap;
    }
    else if (T == 2)
    {
        long long l = 0, r = LLONG_MAX;
        MinMax(l, r, &l, &r);

        long long block = (r - l + 1) / (N - 1);

        long long gap = 0;

        long long x = l;
        for (l += 1; l <= r; l += block + 1)
        {
            long long mn, mx;
            MinMax(l, l + block, &mn, &mx);
            if (mn != -1)
            {
                gap = max(gap, mn - x);
                x = mx;
            }
        }

        return gap;
    }
    else
        assert(0);

    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Incorrect 0 ms 208 KB Output isn't correct
3 Incorrect 0 ms 208 KB Output isn't correct
4 Incorrect 0 ms 208 KB Output isn't correct
5 Incorrect 0 ms 208 KB Output isn't correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 272 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 9 ms 720 KB Output is correct
17 Correct 10 ms 684 KB Output is correct
18 Correct 9 ms 680 KB Output is correct
19 Correct 9 ms 720 KB Output is correct
20 Correct 7 ms 652 KB Output is correct
21 Correct 40 ms 1824 KB Output is correct
22 Correct 44 ms 1864 KB Output is correct
23 Correct 37 ms 1820 KB Output is correct
24 Correct 37 ms 1868 KB Output is correct
25 Correct 32 ms 1864 KB Output is correct
26 Correct 36 ms 1872 KB Output is correct
27 Correct 45 ms 1864 KB Output is correct
28 Correct 44 ms 1828 KB Output is correct
29 Correct 38 ms 1828 KB Output is correct
30 Correct 29 ms 1872 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 0 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 12 ms 544 KB Output is correct
17 Correct 12 ms 516 KB Output is correct
18 Correct 12 ms 464 KB Output is correct
19 Correct 12 ms 464 KB Output is correct
20 Correct 6 ms 476 KB Output is correct
21 Correct 52 ms 1084 KB Output is correct
22 Correct 50 ms 1084 KB Output is correct
23 Correct 51 ms 1028 KB Output is correct
24 Correct 51 ms 1060 KB Output is correct
25 Correct 47 ms 1068 KB Output is correct
26 Correct 55 ms 1084 KB Output is correct
27 Correct 50 ms 1084 KB Output is correct
28 Correct 53 ms 1164 KB Output is correct
29 Correct 51 ms 1052 KB Output is correct
30 Correct 28 ms 1064 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct