Submission #385760

# Submission time Handle Problem Language Result Execution time Memory
385760 2021-04-04T22:40:09 Z idontreallyknow Gap (APIO16_gap) C++17
100 / 100
71 ms 5864 KB
#include <bits/stdc++.h>
#include "gap.h"
using namespace std;
typedef long long ll;
long long findGap(int t, int n)
{
	ll lo = 0, hi = (ll)1e18;
	if (t == 1) {
		ll le = 0, ri = n-1, x, y;
		vector<ll> a(n);
		while (le <= ri) {
			MinMax(lo,hi,&x,&y);
			if (x == -1) break;
			a[le] = x;
			a[ri] = y;
			lo = x+1;
			hi = y-1;
			le++;
			ri--;
		}
		ll ans = 0;
		for (int q = 1; q < n; q++) {
			ans = max(ans, a[q]-a[q-1]);
		}
		return ans;
	} else {
		ll x,y;
		MinMax(lo,hi,&x,&y);
		if (n == 2) return y-x;
		ll piece = (y-x-1)/(n-1);
		ll add = y-x-1-(n-1)*piece;
		vector<pair<ll,ll>> inter;
		ll last = x;
		for (int q = 0; q < n-1; q++) {
			inter.emplace_back(last+1,last+1+piece);
			if (add > 0) inter.back().second++;
			last = inter.back().second;
		}
		ll a,b;
		vector<pair<ll,ll>> res;
		for (int q = 0; q < n-1; q++) {
			MinMax(inter[q].first,inter[q].second,&a,&b);
			res.emplace_back(a,b);
		}
		ll ans = 0;
		last = x;
		for (int q = 0; q < n-1; q++) {
			if (res[q].first == -1) continue;
			ans = max(ans, res[q].first-last);
			ans = max(ans, res[q].second-res[q].first);
			last = res[q].second;
		}
		ans = max(ans, y-last);
		return ans;
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 372 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 372 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 12 ms 748 KB Output is correct
17 Correct 11 ms 748 KB Output is correct
18 Correct 12 ms 748 KB Output is correct
19 Correct 11 ms 748 KB Output is correct
20 Correct 9 ms 748 KB Output is correct
21 Correct 44 ms 1900 KB Output is correct
22 Correct 45 ms 1912 KB Output is correct
23 Correct 44 ms 1900 KB Output is correct
24 Correct 48 ms 1996 KB Output is correct
25 Correct 39 ms 1900 KB Output is correct
26 Correct 44 ms 1900 KB Output is correct
27 Correct 43 ms 1900 KB Output is correct
28 Correct 48 ms 1900 KB Output is correct
29 Correct 46 ms 2028 KB Output is correct
30 Correct 37 ms 1900 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 2 ms 492 KB Output is correct
12 Correct 2 ms 492 KB Output is correct
13 Correct 2 ms 492 KB Output is correct
14 Correct 3 ms 492 KB Output is correct
15 Correct 2 ms 492 KB Output is correct
16 Correct 16 ms 1744 KB Output is correct
17 Correct 17 ms 1636 KB Output is correct
18 Correct 18 ms 1636 KB Output is correct
19 Correct 15 ms 1636 KB Output is correct
20 Correct 10 ms 1636 KB Output is correct
21 Correct 67 ms 5852 KB Output is correct
22 Correct 64 ms 5724 KB Output is correct
23 Correct 64 ms 5724 KB Output is correct
24 Correct 69 ms 5864 KB Output is correct
25 Correct 65 ms 5724 KB Output is correct
26 Correct 71 ms 5724 KB Output is correct
27 Correct 64 ms 5852 KB Output is correct
28 Correct 64 ms 5724 KB Output is correct
29 Correct 65 ms 5724 KB Output is correct
30 Correct 40 ms 5852 KB Output is correct
31 Correct 2 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct