oj.uz

Submission #800789

# Submission time Handle Problem Language Result Execution time Memory
800789 2023-08-01T20:49:35 Z faruk Wiring (IOI17_wiring) C++17
100 / 100
 48 ms 15808 KB 
#include "wiring.h"
#include <bits/stdc++.h>
#define mp make_pair
#define all(a) a.begin(), a.end()

using namespace std;

typedef long long ll;
typedef pair<ll, ll> pii;

vector<ll> r, b;
vector<pii> arr;

ll dist_to_nearest(ll idx) {
	vector<ll> *my;
	if (arr[idx].second == 1)
		my = &b;
	else
		my = &r;
	
	auto pnt = lower_bound(my->begin(), my->end(), arr[idx].first);
	if (pnt == my->end())
		return abs(arr[idx].first - *prev(pnt));
	else if (pnt == my->begin())
		return abs(*pnt - arr[idx].first);
	else
		return min(abs(*pnt - arr[idx].first), abs(arr[idx].first - *prev(pnt)));
}

long long min_total_length(std::vector<int> a, std::vector<int> c) {
	int n = a.size() + c.size();
	arr.push_back({-1, 0});
	for (int x : a) {
		r.push_back(x);
		arr.push_back(pii(x, 1));
	}
	for (int y : c) {
		b.push_back(y);
		arr.push_back(pii(y, -1));
	}
	sort(all(arr));
	vector<int> memo(2*n+1, -1);
	vector<int> lastt(n+1, -1);
	int balance = n;
	memo[n] = 0;
	
	vector<ll> sumr(n+1), sumb(n+1);
	for (int i = 1; i <= n; i++) {
		sumr[i] = sumr[i - 1], sumb[i] = sumb[i - 1];
		if (arr[i].second == 1) {
			sumr[i] += arr[i].first;
			balance++;
		} else {
			sumb[i] += arr[i].first;
			balance--;
		}
		lastt[i] = memo[balance];
		memo[balance] = i;
	}

	vector<ll> dp(n+1);
	for (int i = 1; i <= n; i++) {
		dp[i] = dp[i - 1] + dist_to_nearest(i);
		if (lastt[i] != -1)
			dp[i] = min(dp[i], dp[lastt[i]] + abs((sumr[i] - sumr[lastt[i]]) - (sumb[i] - sumb[lastt[i]])));
	}

	return dp[n];
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 300 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 300 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 23 ms 12244 KB Output is correct
4 Correct 23 ms 12364 KB Output is correct
5 Correct 26 ms 12672 KB Output is correct
6 Correct 30 ms 15768 KB Output is correct
7 Correct 30 ms 15800 KB Output is correct
8 Correct 38 ms 15800 KB Output is correct
9 Correct 30 ms 15752 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 304 KB Output is correct
3 Correct 48 ms 14112 KB Output is correct
4 Correct 45 ms 15348 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 0 ms 296 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 296 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 0 ms 304 KB Output is correct
13 Correct 0 ms 296 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 47 ms 15680 KB Output is correct
19 Correct 44 ms 15668 KB Output is correct
20 Correct 46 ms 15772 KB Output is correct
21 Correct 45 ms 15672 KB Output is correct
22 Correct 46 ms 15672 KB Output is correct
23 Correct 46 ms 15776 KB Output is correct
24 Correct 46 ms 15672 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 37 ms 14108 KB Output is correct
3 Correct 39 ms 13996 KB Output is correct
4 Correct 35 ms 14080 KB Output is correct
5 Correct 39 ms 14004 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 428 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 296 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 31 ms 15032 KB Output is correct
19 Correct 35 ms 15012 KB Output is correct
20 Correct 33 ms 15000 KB Output is correct
21 Correct 33 ms 15004 KB Output is correct
22 Correct 31 ms 15008 KB Output is correct
23 Correct 33 ms 15064 KB Output is correct
24 Correct 30 ms 15008 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 300 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 300 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 23 ms 12244 KB Output is correct
20 Correct 23 ms 12364 KB Output is correct
21 Correct 26 ms 12672 KB Output is correct
22 Correct 30 ms 15768 KB Output is correct
23 Correct 30 ms 15800 KB Output is correct
24 Correct 38 ms 15800 KB Output is correct
25 Correct 30 ms 15752 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 0 ms 304 KB Output is correct
28 Correct 48 ms 14112 KB Output is correct
29 Correct 45 ms 15348 KB Output is correct
30 Correct 0 ms 300 KB Output is correct
31 Correct 0 ms 296 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 296 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 0 ms 304 KB Output is correct
38 Correct 0 ms 296 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 47 ms 15680 KB Output is correct
44 Correct 44 ms 15668 KB Output is correct
45 Correct 46 ms 15772 KB Output is correct
46 Correct 45 ms 15672 KB Output is correct
47 Correct 46 ms 15672 KB Output is correct
48 Correct 46 ms 15776 KB Output is correct
49 Correct 46 ms 15672 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 37 ms 14108 KB Output is correct
52 Correct 39 ms 13996 KB Output is correct
53 Correct 35 ms 14080 KB Output is correct
54 Correct 39 ms 14004 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 428 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 300 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 0 ms 296 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 1 ms 300 KB Output is correct
65 Correct 1 ms 212 KB Output is correct
66 Correct 1 ms 212 KB Output is correct
67 Correct 31 ms 15032 KB Output is correct
68 Correct 35 ms 15012 KB Output is correct
69 Correct 33 ms 15000 KB Output is correct
70 Correct 33 ms 15004 KB Output is correct
71 Correct 31 ms 15008 KB Output is correct
72 Correct 33 ms 15064 KB Output is correct
73 Correct 30 ms 15008 KB Output is correct
74 Correct 32 ms 15680 KB Output is correct
75 Correct 36 ms 15420 KB Output is correct
76 Correct 31 ms 15808 KB Output is correct
77 Correct 32 ms 15264 KB Output is correct
78 Correct 33 ms 15160 KB Output is correct
79 Correct 41 ms 15096 KB Output is correct
80 Correct 31 ms 15140 KB Output is correct
81 Correct 34 ms 15260 KB Output is correct
82 Correct 37 ms 15148 KB Output is correct
83 Correct 30 ms 15392 KB Output is correct
84 Correct 30 ms 15772 KB Output is correct
85 Correct 37 ms 15780 KB Output is correct
86 Correct 34 ms 15768 KB Output is correct
87 Correct 43 ms 15796 KB Output is correct
88 Correct 37 ms 15696 KB Output is correct
89 Correct 35 ms 15672 KB Output is correct
90 Correct 37 ms 15768 KB Output is correct
91 Correct 34 ms 15760 KB Output is correct
92 Correct 33 ms 15772 KB Output is correct
93 Correct 34 ms 15700 KB Output is correct
94 Correct 32 ms 15672 KB Output is correct
95 Correct 33 ms 15764 KB Output is correct
96 Correct 39 ms 15768 KB Output is correct
97 Correct 38 ms 15756 KB Output is correct
98 Correct 37 ms 15800 KB Output is correct
99 Correct 36 ms 15696 KB Output is correct
100 Correct 34 ms 15684 KB Output is correct
101 Correct 34 ms 15772 KB Output is correct
102 Correct 36 ms 15688 KB Output is correct