oj.uz

Submission #118201

# Submission time Handle Problem Language Result Execution time Memory
118201 2019-06-18T10:48:05 Z PeppaPig Wiring (IOI17_wiring) C++14
100 / 100
 178 ms 17548 KB 
#include "wiring.h"
#include <bits/stdc++.h>

#define pii pair<int, int>
#define x first
#define y second

#define long long long

using namespace std;

const int N = 2e5+5;

void update(long t[], int x, long k) {
	for(t[x += N] = k; x != 1; x >>= 1)
		t[x>>1] = min(t[x], t[x^1]);
}

long query(long t[], int l, int r) {
	long ret = 1e18;
	for(l += N, r += N+1; l < r; l >>= 1, r >>= 1) {
		if(l & 1) ret = min(ret, t[l++]);
		if(r & 1) ret = min(ret, t[--r]);
	}
	return ret;
}

int n;
int sz[N], pre[N], pos[N];
long sum_l[N], sum_r[N];
long dp[N], t1[N<<1], t2[N<<1];
vector<pii> all;

long min_total_length(vector<int> r, vector<int> b) {
	n = r.size() + b.size();

	for(int i : r) all.emplace_back(i, 0);
	for(int i : b) all.emplace_back(i, 1);
	all.emplace_back(-1e9, -1e9);
	sort(all.begin(), all.end());

	for(int i = 1; i <= n; i++) {
		if(i != 1 && all[i].y == all[i-1].y) {
			sz[i] = sz[i-1];
			pre[i] = pre[i-1];
			sum_l[i] = sum_l[i-1];
		} else pre[i] = i;
		sum_l[i] += all[i].x - all[pre[i]].x;
		++sz[i];
	}
	for(int i = n; i; i--) {
		if(i != n && all[i].y == all[i + 1].y) {
			pos[i] = pos[i+1];
			sum_r[i] = sum_r[i+1];
		} else pos[i] = i;
		sum_r[i] += all[pos[i]].x - all[i].x;
	}

	for(int i = 1; i <= n; i++) {
		dp[i] = 1e18;
		if(pre[i] != 1) {
			int l = pre[pre[i] - 1];
			dp[i] = min(dp[i], query(t1, max(l, pre[i] - sz[i]), pre[i]-1) + sum_l[i] + 1ll * sz[i] * (all[pre[i]].x - all[pre[i]-1].x));
			dp[i] = min(dp[i], query(t2, l, pre[i] - sz[i] - 1) + sum_l[i]);
		}
		update(t1, i, min(dp[i-1], dp[i]) + sum_r[i]);
		if(pos[i] != n) update(t2, i, min(dp[i-1], dp[i]) + sum_r[i] + 1ll * (pos[i] - i + 1) * (all[pos[i]+1].x - all[pos[i]].x));
	}

	return dp[n];
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 508 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 59 ms 12080 KB Output is correct
4 Correct 59 ms 12620 KB Output is correct
5 Correct 60 ms 11880 KB Output is correct
6 Correct 81 ms 15948 KB Output is correct
7 Correct 81 ms 15848 KB Output is correct
8 Correct 83 ms 16052 KB Output is correct
9 Correct 84 ms 16104 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 73 ms 16900 KB Output is correct
4 Correct 72 ms 17256 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 74 ms 17340 KB Output is correct
19 Correct 77 ms 17228 KB Output is correct
20 Correct 73 ms 17256 KB Output is correct
21 Correct 72 ms 17356 KB Output is correct
22 Correct 75 ms 17256 KB Output is correct
23 Correct 72 ms 17256 KB Output is correct
24 Correct 72 ms 17256 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 75 ms 16872 KB Output is correct
3 Correct 125 ms 17424 KB Output is correct
4 Correct 82 ms 17384 KB Output is correct
5 Correct 73 ms 17548 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 90 ms 17000 KB Output is correct
19 Correct 87 ms 17256 KB Output is correct
20 Correct 83 ms 17300 KB Output is correct
21 Correct 87 ms 17256 KB Output is correct
22 Correct 84 ms 17000 KB Output is correct
23 Correct 75 ms 16744 KB Output is correct
24 Correct 78 ms 16872 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 508 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 512 KB Output is correct
19 Correct 59 ms 12080 KB Output is correct
20 Correct 59 ms 12620 KB Output is correct
21 Correct 60 ms 11880 KB Output is correct
22 Correct 81 ms 15948 KB Output is correct
23 Correct 81 ms 15848 KB Output is correct
24 Correct 83 ms 16052 KB Output is correct
25 Correct 84 ms 16104 KB Output is correct
26 Correct 2 ms 384 KB Output is correct
27 Correct 2 ms 512 KB Output is correct
28 Correct 73 ms 16900 KB Output is correct
29 Correct 72 ms 17256 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 2 ms 512 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 2 ms 512 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 2 ms 384 KB Output is correct
39 Correct 2 ms 384 KB Output is correct
40 Correct 2 ms 512 KB Output is correct
41 Correct 2 ms 512 KB Output is correct
42 Correct 2 ms 512 KB Output is correct
43 Correct 74 ms 17340 KB Output is correct
44 Correct 77 ms 17228 KB Output is correct
45 Correct 73 ms 17256 KB Output is correct
46 Correct 72 ms 17356 KB Output is correct
47 Correct 75 ms 17256 KB Output is correct
48 Correct 72 ms 17256 KB Output is correct
49 Correct 72 ms 17256 KB Output is correct
50 Correct 2 ms 512 KB Output is correct
51 Correct 75 ms 16872 KB Output is correct
52 Correct 125 ms 17424 KB Output is correct
53 Correct 82 ms 17384 KB Output is correct
54 Correct 73 ms 17548 KB Output is correct
55 Correct 2 ms 512 KB Output is correct
56 Correct 2 ms 384 KB Output is correct
57 Correct 2 ms 384 KB Output is correct
58 Correct 2 ms 384 KB Output is correct
59 Correct 2 ms 512 KB Output is correct
60 Correct 2 ms 512 KB Output is correct
61 Correct 2 ms 512 KB Output is correct
62 Correct 2 ms 512 KB Output is correct
63 Correct 2 ms 512 KB Output is correct
64 Correct 2 ms 512 KB Output is correct
65 Correct 2 ms 512 KB Output is correct
66 Correct 2 ms 512 KB Output is correct
67 Correct 90 ms 17000 KB Output is correct
68 Correct 87 ms 17256 KB Output is correct
69 Correct 83 ms 17300 KB Output is correct
70 Correct 87 ms 17256 KB Output is correct
71 Correct 84 ms 17000 KB Output is correct
72 Correct 75 ms 16744 KB Output is correct
73 Correct 78 ms 16872 KB Output is correct
74 Correct 90 ms 17320 KB Output is correct
75 Correct 80 ms 17256 KB Output is correct
76 Correct 88 ms 17256 KB Output is correct
77 Correct 88 ms 17256 KB Output is correct
78 Correct 79 ms 17252 KB Output is correct
79 Correct 69 ms 17256 KB Output is correct
80 Correct 83 ms 17256 KB Output is correct
81 Correct 71 ms 17240 KB Output is correct
82 Correct 73 ms 17132 KB Output is correct
83 Correct 75 ms 16360 KB Output is correct
84 Correct 178 ms 16492 KB Output is correct
85 Correct 76 ms 17256 KB Output is correct
86 Correct 88 ms 16876 KB Output is correct
87 Correct 78 ms 16588 KB Output is correct
88 Correct 84 ms 17256 KB Output is correct
89 Correct 91 ms 17256 KB Output is correct
90 Correct 90 ms 17256 KB Output is correct
91 Correct 75 ms 17256 KB Output is correct
92 Correct 85 ms 17256 KB Output is correct
93 Correct 86 ms 17260 KB Output is correct
94 Correct 80 ms 17256 KB Output is correct
95 Correct 94 ms 17256 KB Output is correct
96 Correct 86 ms 16872 KB Output is correct
97 Correct 76 ms 17256 KB Output is correct
98 Correct 80 ms 17128 KB Output is correct
99 Correct 79 ms 17100 KB Output is correct
100 Correct 84 ms 17384 KB Output is correct
101 Correct 90 ms 17428 KB Output is correct
102 Correct 83 ms 17384 KB Output is correct