Submission #1083426

# Submission time Handle Problem Language Result Execution time Memory
1083426 2024-09-03T05:55:40 Z dong_gas Gap (APIO16_gap) C++17
30 / 100
66 ms 4368 KB
#include <bits/stdc++.h>

#include "gap.h"

using namespace std;
using ll = long long;
using pll = pair<ll, ll>;

ll a[100201];
ll l[100201], r[100201];
pll b[100201];
const ll inf = 1'000'000'000'000'000'000;

ll findGap(int T, int n) {
    if (T == 1) {
        ll L = 1, R = n, mn, mx;
        ll low = 0, high = 1e18;
        while (L < R) {
            MinMax(low, high, &mn, &mx);
            a[L++] = mn, a[R--] = mx;
            low = mn + 1, high = mx - 1;
        }
        if (L == R) {
            MinMax(low, high, &mn, &mx);
            a[L] = mn;
        }
        ll ret = 0;
        for (int i = 2; i <= n; i++) ret = max(ret, a[i] - a[i - 1]);
        return ret;
    }
    ll mn, mx, ret = 0;
    MinMax(0, inf, &mn, &mx);
    a[1] = mn, a[n] = mx;
    if (n == 2) {
        return mx - mn;
    }
    ll gap = (mx - mn + 1 + n) / (n - 1), cnt = 1;
    for (ll i = a[1] + 1;; i += gap, cnt++) {
        l[cnt] = i, r[cnt] = i + gap - 1;
        if (cnt + 1 == n) r[cnt] = a[n];
        if (r[cnt] == a[n]) break;
    }
    for (int i = 1; i < n; i++) {
        MinMax(l[i], r[i], &mn, &mx);
        b[i] = {mn, mx};
    }
    ll bef = a[1];
    for (int i = 1; i < n; i++) {
        if (b[i].first == -1) continue;
        if (bef != -1) {
            MinMax(bef, b[i].first, &mn, &mx);
            ret = max(ret, mx - mn);
        }
        bef = b[i].second;
    }
    return ret;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 7 ms 856 KB Output is correct
17 Correct 6 ms 856 KB Output is correct
18 Correct 6 ms 856 KB Output is correct
19 Correct 7 ms 600 KB Output is correct
20 Correct 6 ms 856 KB Output is correct
21 Correct 27 ms 1880 KB Output is correct
22 Correct 32 ms 1872 KB Output is correct
23 Correct 27 ms 1876 KB Output is correct
24 Correct 25 ms 1880 KB Output is correct
25 Correct 23 ms 1880 KB Output is correct
26 Correct 26 ms 1872 KB Output is correct
27 Correct 35 ms 1804 KB Output is correct
28 Correct 32 ms 1880 KB Output is correct
29 Correct 32 ms 1880 KB Output is correct
30 Correct 21 ms 1880 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Partially correct 0 ms 344 KB Partially correct
3 Partially correct 1 ms 344 KB Partially correct
4 Partially correct 0 ms 344 KB Partially correct
5 Partially correct 0 ms 344 KB Partially correct
6 Partially correct 0 ms 344 KB Partially correct
7 Partially correct 0 ms 344 KB Partially correct
8 Partially correct 0 ms 344 KB Partially correct
9 Partially correct 0 ms 344 KB Partially correct
10 Partially correct 0 ms 344 KB Partially correct
11 Partially correct 1 ms 344 KB Partially correct
12 Partially correct 1 ms 344 KB Partially correct
13 Partially correct 1 ms 344 KB Partially correct
14 Partially correct 1 ms 344 KB Partially correct
15 Partially correct 2 ms 344 KB Partially correct
16 Partially correct 16 ms 1444 KB Partially correct
17 Partially correct 13 ms 1368 KB Partially correct
18 Partially correct 16 ms 1256 KB Partially correct
19 Partially correct 12 ms 1368 KB Partially correct
20 Runtime error 5 ms 1368 KB Execution failed because the return code was nonzero
21 Partially correct 63 ms 4176 KB Partially correct
22 Partially correct 55 ms 4180 KB Partially correct
23 Partially correct 61 ms 4360 KB Partially correct
24 Partially correct 54 ms 4144 KB Partially correct
25 Partially correct 66 ms 4176 KB Partially correct
26 Partially correct 54 ms 4176 KB Partially correct
27 Partially correct 51 ms 4356 KB Partially correct
28 Partially correct 53 ms 4184 KB Partially correct
29 Partially correct 65 ms 4368 KB Partially correct
30 Runtime error 24 ms 4308 KB Execution failed because the return code was nonzero
31 Partially correct 1 ms 340 KB Partially correct
32 Partially correct 0 ms 344 KB Partially correct