Submission #956185

# Submission time Handle Problem Language Result Execution time Memory
956185 2024-04-01T09:16:13 Z thinknoexit Gap (APIO16_gap) C++17
42.6461 / 100
39 ms 1988 KB
#include "gap.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const ll inf = 1e18;
ll a[100100];
int n;
ll ans = 1;
ll findGap(int T, int N) {
	n = N;
	if (T == 1) {
		a[0] = -1, a[n + 1] = inf + 1;
		for (int i = 1;i <= n / 2;i++) {
			MinMax(a[i - 1] + 1, a[n - i + 2] - 1, &a[i], &a[n - i + 1]);
		}
		if (n & 1) {
			ll _;
			MinMax(a[n / 2] + 1, a[n / 2 + 2] - 1, &a[n / 2 + 1], &_);
		}
		for (int i = 1;i < n;i++) {
			ans = max(ans, a[i + 1] - a[i]);
		}
		return ans;
	}
	ll mn, mx;
	MinMax(0, inf, &mn, &mx);
	ll now = mn;
	while (now < mx) {
		ll n1, n2;
		MinMax(now + 1, now + ans, &n1, &n2);
		if (n2 != -1) {
			now = n2;
			continue;
		}
		ll l = ans + 1, r = mx - now;
		ll pnow = now + ans;
		while (1) {
			ll mid = (l + r) / 2;
			ll nl, nr;
			MinMax(pnow + 1, now + mid, &nl, &nr);
			if (nl == -1) l = mid + 1, pnow = now + mid;
			else {
				ans = nl - now;
				if (nr - nl <= ans) now = nr;
				else now = nl;
				break;
			}
		}
		//cout << ans << ' ';
	}
	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 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 0 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 340 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 1 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 9 ms 812 KB Output is correct
17 Correct 9 ms 636 KB Output is correct
18 Correct 8 ms 644 KB Output is correct
19 Correct 8 ms 644 KB Output is correct
20 Correct 7 ms 620 KB Output is correct
21 Correct 34 ms 1980 KB Output is correct
22 Correct 31 ms 1980 KB Output is correct
23 Correct 30 ms 1988 KB Output is correct
24 Correct 30 ms 1980 KB Output is correct
25 Correct 27 ms 1988 KB Output is correct
26 Correct 30 ms 1972 KB Output is correct
27 Correct 30 ms 1904 KB Output is correct
28 Correct 30 ms 1980 KB Output is correct
29 Correct 30 ms 1976 KB Output is correct
30 Correct 29 ms 1948 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 Partially correct 1 ms 344 KB Partially correct
2 Partially correct 0 ms 344 KB Partially correct
3 Partially correct 1 ms 344 KB Partially correct
4 Partially correct 1 ms 344 KB Partially correct
5 Partially correct 1 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 1 ms 344 KB Partially correct
9 Partially correct 0 ms 344 KB Partially correct
10 Correct 0 ms 344 KB Output is 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 1 ms 344 KB Partially correct
16 Partially correct 6 ms 644 KB Partially correct
17 Partially correct 6 ms 648 KB Partially correct
18 Partially correct 5 ms 652 KB Partially correct
19 Partially correct 5 ms 812 KB Partially correct
20 Correct 5 ms 872 KB Output is correct
21 Partially correct 20 ms 1204 KB Partially correct
22 Partially correct 19 ms 1232 KB Partially correct
23 Partially correct 25 ms 1052 KB Partially correct
24 Partially correct 19 ms 1444 KB Partially correct
25 Partially correct 39 ms 1196 KB Partially correct
26 Partially correct 23 ms 1028 KB Partially correct
27 Partially correct 19 ms 1212 KB Partially correct
28 Partially correct 20 ms 1220 KB Partially correct
29 Partially correct 21 ms 1248 KB Partially correct
30 Correct 19 ms 1136 KB Output is correct
31 Partially correct 1 ms 344 KB Partially correct
32 Correct 0 ms 344 KB Output is correct