Submission #800250

# Submission time Handle Problem Language Result Execution time Memory
800250 2023-08-01T12:46:31 Z pavement Gap (APIO16_gap) C++17
100 / 100
51 ms 3268 KB
#include "gap.h"
#include <bits/stdc++.h>
using namespace std;

#define pb push_back

using ll = long long;

ll findGap(int T, int N) {
	if (T == 1) {
		ll x, y, l = 0, r = (ll)1e18, ans = 0;
		vector<ll> lh, rh, all;
		while (l <= r && lh.size() + rh.size() < N) {
			MinMax(l, r, &x, &y);
			if (x == -1) break;
			lh.pb(x);
			if (x != y) rh.pb(y);
			l = x + 1;
			r = y - 1;
		}
		reverse(rh.begin(), rh.end());
		for (auto i : lh) all.pb(i);
		for (auto i : rh) all.pb(i);
		for (int i = 1; i < (int)all.size(); i++) {
			ans = max(ans, all[i] - all[i - 1]);
		}
		return ans;
	} else {
		ll x, y;
		MinMax(0, (ll)1e18, &x, &y);
		ll k = (y - x + N - 2) / (N - 1), ans = 0;
		vector<ll> seq;
		seq.pb(x);
		for (ll p = x; p < y; p += k) {
			ll x2, y2;
			MinMax(p + 1, p + k, &x2, &y2);
			if (x2 != -1) {
				seq.pb(x2);
				seq.pb(y2);
			}
		}
		seq.pb(y);
		for (int i = 1; i < (int)seq.size(); i++) {
			ans = max(ans, seq[i] - seq[i - 1]);
		}
		return ans;
	}
}

Compilation message

gap.cpp: In function 'll findGap(int, int)':
gap.cpp:13:42: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   13 |   while (l <= r && lh.size() + rh.size() < N) {
      |                    ~~~~~~~~~~~~~~~~~~~~~~^~~
# 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 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 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 1 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 332 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 1168 KB Output is correct
17 Correct 7 ms 1128 KB Output is correct
18 Correct 8 ms 1128 KB Output is correct
19 Correct 9 ms 1112 KB Output is correct
20 Correct 6 ms 1140 KB Output is correct
21 Correct 35 ms 2984 KB Output is correct
22 Correct 28 ms 3028 KB Output is correct
23 Correct 36 ms 3004 KB Output is correct
24 Correct 31 ms 3004 KB Output is correct
25 Correct 27 ms 2936 KB Output is correct
26 Correct 30 ms 3004 KB Output is correct
27 Correct 31 ms 2952 KB Output is correct
28 Correct 35 ms 2968 KB Output is correct
29 Correct 29 ms 3012 KB Output is correct
30 Correct 24 ms 3048 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 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 0 ms 336 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 1 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 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 10 ms 848 KB Output is correct
17 Correct 10 ms 808 KB Output is correct
18 Correct 11 ms 848 KB Output is correct
19 Correct 10 ms 848 KB Output is correct
20 Correct 5 ms 448 KB Output is correct
21 Correct 47 ms 2160 KB Output is correct
22 Correct 48 ms 2164 KB Output is correct
23 Correct 41 ms 2172 KB Output is correct
24 Correct 41 ms 2224 KB Output is correct
25 Correct 51 ms 3268 KB Output is correct
26 Correct 41 ms 2200 KB Output is correct
27 Correct 41 ms 2244 KB Output is correct
28 Correct 41 ms 2260 KB Output is correct
29 Correct 41 ms 2240 KB Output is correct
30 Correct 22 ms 1452 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct