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Submission #403614

# Submission time Handle Problem Language Result Execution time Memory
403614 2021-05-13T10:07:12 Z Drew_ Snowball (JOI21_ho_t2) C++17
100 / 100
 134 ms 15460 KB 
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

#define pb push_back
#define ll long long
#define ii pair<int, int>
#define pl pair<ll, ll>
#define f1 first
#define s2 second

const int MAX = 2e5 + 7;

int n, m;
ll X[MAX], res[MAX], kaze[MAX];

int main()
{
	ios :: sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);

	cin >> n >> m;
	for (int i = 1; i <= n; ++i)
		cin >> X[i];
	for (int i = 1; i <= m; ++i)
		cin >> kaze[i], kaze[i] += kaze[i-1];

	vector<pl> v;
	for (int i = 1; i+1 <= n; ++i)
		v.pb({X[i+1] - X[i], i});

	sort(v.begin(), v.end());

	int idx = 0;
	ll l = 0, r = 0; //l: west to east, r: east to west
	for (int i = 1; i <= m; ++i)
	{
		if (kaze[i] < 0) //add something to r
		{
			while (idx < n-1 && l + max(r, -kaze[i]) >= v[idx].f1)
			{
				res[v[idx].s2] += l;
				res[v[idx].s2 + 1] += v[idx].f1 - l;
				idx++;
			}
			r = max(r, -kaze[i]);
		}
		else
		{
			while (idx < n-1 && r + max(l, kaze[i]) >= v[idx].f1)
			{
				res[v[idx].s2] += v[idx].f1 - r;
				res[v[idx].s2 + 1] += r;
				idx++;
			}
			l = max(l, kaze[i]);
		}
	}
	while (idx < n-1)
	{
		res[v[idx].s2] += l;
		res[v[idx].s2 + 1] += r;
		idx++;
	}

	res[1] += r, res[n] += l;
	for (int i = 1; i <= n; ++i)
		cout << res[i] << '\n';

	return 0;
}

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 460 KB Output is correct
6 Correct 2 ms 460 KB Output is correct
7 Correct 2 ms 460 KB Output is correct
8 Correct 2 ms 460 KB Output is correct
9 Correct 2 ms 460 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 2 ms 460 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 320 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 2 ms 456 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 2 ms 456 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 2 ms 468 KB Output is correct

Subtask #2
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 460 KB Output is correct
6 Correct 2 ms 460 KB Output is correct
7 Correct 2 ms 460 KB Output is correct
8 Correct 2 ms 460 KB Output is correct
9 Correct 2 ms 460 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 2 ms 460 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 320 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 2 ms 456 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 2 ms 456 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 2 ms 468 KB Output is correct
20 Correct 37 ms 4008 KB Output is correct
21 Correct 34 ms 3792 KB Output is correct
22 Correct 40 ms 3644 KB Output is correct
23 Correct 28 ms 3468 KB Output is correct
24 Correct 34 ms 4340 KB Output is correct
25 Correct 104 ms 13524 KB Output is correct
26 Correct 108 ms 13456 KB Output is correct
27 Correct 104 ms 13120 KB Output is correct
28 Correct 113 ms 13244 KB Output is correct
29 Correct 134 ms 12816 KB Output is correct
30 Correct 98 ms 12172 KB Output is correct
31 Correct 94 ms 11624 KB Output is correct
32 Correct 83 ms 11780 KB Output is correct
33 Correct 12 ms 1796 KB Output is correct
34 Correct 112 ms 13916 KB Output is correct
35 Correct 105 ms 13268 KB Output is correct
36 Correct 102 ms 13488 KB Output is correct
37 Correct 103 ms 13336 KB Output is correct
38 Correct 104 ms 13104 KB Output is correct
39 Correct 103 ms 13312 KB Output is correct
40 Correct 105 ms 13364 KB Output is correct
41 Correct 34 ms 4604 KB Output is correct
42 Correct 90 ms 11800 KB Output is correct
43 Correct 122 ms 15024 KB Output is correct
44 Correct 38 ms 4472 KB Output is correct
45 Correct 104 ms 13300 KB Output is correct
46 Correct 104 ms 15160 KB Output is correct
47 Correct 105 ms 15352 KB Output is correct
48 Correct 101 ms 15460 KB Output is correct