oj.uz

Submission #590360

# Submission time Handle Problem Language Result Execution time Memory
590360 2022-07-05T21:28:30 Z Soumya1 Sky Walking (IOI19_walk) C++17
33 / 100
 215 ms 22344 KB 
#include "walk.h"
#include <bits/stdc++.h>
#ifdef __LOCAL__
	#include <debug_local.h>
#endif
using namespace std;
long long min_distance(vector<int> x, vector<int> h, vector<int> l, vector<int> r, vector<int> y, int s, int g) {
	int n = x.size();
	int m = y.size();
	multiset<pair<int, long long>> st;
	vector<int> add[n], rem[n];
	for (int i = 0; i < m; i++) {
		add[l[i]].push_back(i);
		rem[r[i]].push_back(i);
	}
	vector<long long> ans(m);
	for (int i = 0; i < n; i++) {
		vector<pair<int, long long>> nw;
		for (int j : add[i]) {
			if (i == 0) nw.push_back({y[j], y[j]}), ans[j] = y[j];
			else {
				long long v = 1e18;
				auto up = st.upper_bound({y[j], -5});
				if (up != st.end()) v = min(v, (*up).first - y[j] + (*up).second); 
				auto down = st.lower_bound({y[j], -5});
				if (!st.empty() && up == down && down != st.begin()) {
					down--;
				  v = min(v, y[j] - (*down).first + (*down).second); 
				}
				ans[j] = v;
				nw.push_back({y[j], ans[j]});
			}
		}
		for (auto x : nw) st.insert(x);
		for (int j : rem[i]) if (st.find({y[j], ans[j]}) != st.end()) st.erase(st.find({y[j], ans[j]}));
	}
	long long ret = 1e18;
	for (int i = 0; i < m; i++) {
		if (r[i] == n - 1) ret = min(ret, ans[i] + y[i] + x[n - 1] - x[0]);
	} 
	if (ret == 1e18) ret = -1;
	return ret;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 3396 KB Output is correct
2 Correct 101 ms 4912 KB Output is correct
3 Correct 108 ms 5912 KB Output is correct
4 Correct 133 ms 13884 KB Output is correct
5 Correct 215 ms 18368 KB Output is correct
6 Correct 165 ms 16276 KB Output is correct
7 Correct 69 ms 11140 KB Output is correct
8 Correct 94 ms 15824 KB Output is correct
9 Correct 189 ms 21792 KB Output is correct
10 Correct 108 ms 20120 KB Output is correct
11 Correct 12 ms 4140 KB Output is correct

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 3396 KB Output is correct
2 Correct 101 ms 4912 KB Output is correct
3 Correct 108 ms 5912 KB Output is correct
4 Correct 133 ms 13884 KB Output is correct
5 Correct 215 ms 18368 KB Output is correct
6 Correct 165 ms 16276 KB Output is correct
7 Correct 69 ms 11140 KB Output is correct
8 Correct 94 ms 15824 KB Output is correct
9 Correct 189 ms 21792 KB Output is correct
10 Correct 108 ms 20120 KB Output is correct
11 Correct 12 ms 4140 KB Output is correct
12 Correct 106 ms 8036 KB Output is correct
13 Correct 146 ms 17960 KB Output is correct
14 Correct 193 ms 22344 KB Output is correct
15 Correct 119 ms 17708 KB Output is correct
16 Correct 111 ms 17988 KB Output is correct
17 Correct 120 ms 18012 KB Output is correct
18 Correct 140 ms 17740 KB Output is correct
19 Correct 126 ms 17972 KB Output is correct
20 Correct 87 ms 13988 KB Output is correct
21 Correct 26 ms 8636 KB Output is correct
22 Correct 107 ms 15560 KB Output is correct
23 Correct 107 ms 16068 KB Output is correct
24 Correct 99 ms 17448 KB Output is correct
25 Correct 99 ms 15760 KB Output is correct
26 Correct 124 ms 19916 KB Output is correct
27 Correct 193 ms 22032 KB Output is correct
28 Correct 124 ms 17548 KB Output is correct
29 Correct 170 ms 20288 KB Output is correct
30 Correct 75 ms 13904 KB Output is correct
31 Correct 167 ms 21760 KB Output is correct
32 Correct 109 ms 17796 KB Output is correct
33 Correct 90 ms 19632 KB Output is correct
34 Correct 131 ms 18828 KB Output is correct
35 Correct 98 ms 17612 KB Output is correct
36 Correct 95 ms 17072 KB Output is correct
37 Correct 103 ms 15612 KB Output is correct
38 Correct 98 ms 19032 KB Output is correct
39 Correct 133 ms 20528 KB Output is correct
40 Correct 123 ms 18264 KB Output is correct
41 Correct 105 ms 16476 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -