oj.uz

Submission #419941

# Submission time Handle Problem Language Result Execution time Memory
419941 2021-06-07T19:12:25 Z Blagojce Wiring (IOI17_wiring) C++11
100 / 100
 86 ms 13596 KB 
#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x), end(x)
  
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
 
const ll inf = 1e18;
const int i_inf = 1e9;
const ll mod = 1e9+7;
 
mt19937 _rand(time(NULL));
const int mxn = 5e5+5;

#include "wiring.h"


long long min_total_length(std::vector<int> r, std::vector<int> b){
	vector<pair<int, int> > v;
	for(auto u : r) v.pb({u, 0});
	for(auto u : b) v.pb({u, 1});
	sort(all(v));
	
	int n = (int)v.size();
	
	vector<vector<ll> > g;
		
	int col = -1;
	fr(i, 0, n){
		if(v[i].nd != col) g.pb({});
		g.back().pb(v[i].st);
		col = v[i].nd;
	}
	int m = g.size();
	
	vector<ll> dp[m];
	
	ll s = 0;
	
	fr(i, 0, (int)g[0].size()){
		s += g[1][0] - g[0][i];
		dp[0].pb(s);
	}
	reverse(all(dp[0]));
	dp[0].pb(0);
	fr(i, 1, m){
		int s1 = g[i].size();
		ll pref[s1+1];
		pref[0] = 0;
		s = 0;
		fr(j, 0, s1){
			s += g[i][j];
			pref[j+1] = s;
		}
		
		
		int s2 = g[i-1].size();
		ll suff[s2+1];
		suff[0] = 0;
		s = 0;
		fr(j, 0, s2){
			s += g[i-1][s2 - j - 1];
			suff[j+1] = s;
		}
		
		dp[i].resize(s1+1);
		fr(j, 0, s1+1) dp[i][j] = inf;
		
		fr(j, 0, min(s1, s2) + 1){
			ll cost = pref[j] - suff[j];
			dp[i][s1-j] = dp[i-1][j] + cost;
		}
		if(i + 1 < m){

			for(int j = s1; j >= 1; j --){
				dp[i][j-1] = min(dp[i][j-1], dp[i][j] + min(g[i+1][0] - g[i][s1 - j], g[i][s1-j] - g[i-1].back()));
			}
		}
	}
	int lsz = (int)g.back().size();
	
	ll ans = dp[m-1][0];
	
	ll add = 0;
	fr(i, 0, lsz){
		add += g[m-1][lsz-i-1] - g[m-2].back();
		ans = min(ans, dp[m-1][i+1] + add);
	}
	
	
	
	
	return ans;
	
}

/*
int main(){
	cout<<min_total_length({1, 2, 3}, {6, 10});
}
*/

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 30 ms 7280 KB Output is correct
4 Correct 38 ms 7220 KB Output is correct
5 Correct 33 ms 7012 KB Output is correct
6 Correct 43 ms 8824 KB Output is correct
7 Correct 39 ms 8876 KB Output is correct
8 Correct 40 ms 8868 KB Output is correct
9 Correct 40 ms 8884 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 70 ms 11824 KB Output is correct
4 Correct 62 ms 11236 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 296 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 296 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 296 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 86 ms 13596 KB Output is correct
19 Correct 68 ms 13576 KB Output is correct
20 Correct 64 ms 11552 KB Output is correct
21 Correct 76 ms 13576 KB Output is correct
22 Correct 83 ms 12948 KB Output is correct
23 Correct 67 ms 12940 KB Output is correct
24 Correct 66 ms 12984 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 43 ms 6948 KB Output is correct
3 Correct 55 ms 9908 KB Output is correct
4 Correct 47 ms 8500 KB Output is correct
5 Correct 53 ms 9912 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 296 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 48 ms 8992 KB Output is correct
19 Correct 45 ms 8004 KB Output is correct
20 Correct 44 ms 8272 KB Output is correct
21 Correct 41 ms 8320 KB Output is correct
22 Correct 47 ms 9740 KB Output is correct
23 Correct 43 ms 9524 KB Output is correct
24 Correct 41 ms 9752 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 30 ms 7280 KB Output is correct
20 Correct 38 ms 7220 KB Output is correct
21 Correct 33 ms 7012 KB Output is correct
22 Correct 43 ms 8824 KB Output is correct
23 Correct 39 ms 8876 KB Output is correct
24 Correct 40 ms 8868 KB Output is correct
25 Correct 40 ms 8884 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 70 ms 11824 KB Output is correct
29 Correct 62 ms 11236 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 296 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 1 ms 296 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 86 ms 13596 KB Output is correct
44 Correct 68 ms 13576 KB Output is correct
45 Correct 64 ms 11552 KB Output is correct
46 Correct 76 ms 13576 KB Output is correct
47 Correct 83 ms 12948 KB Output is correct
48 Correct 67 ms 12940 KB Output is correct
49 Correct 66 ms 12984 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 43 ms 6948 KB Output is correct
52 Correct 55 ms 9908 KB Output is correct
53 Correct 47 ms 8500 KB Output is correct
54 Correct 53 ms 9912 KB Output is correct
55 Correct 1 ms 204 KB Output is correct
56 Correct 1 ms 204 KB Output is correct
57 Correct 1 ms 204 KB Output is correct
58 Correct 1 ms 204 KB Output is correct
59 Correct 1 ms 204 KB Output is correct
60 Correct 1 ms 204 KB Output is correct
61 Correct 1 ms 296 KB Output is correct
62 Correct 1 ms 204 KB Output is correct
63 Correct 1 ms 204 KB Output is correct
64 Correct 1 ms 204 KB Output is correct
65 Correct 1 ms 204 KB Output is correct
66 Correct 1 ms 204 KB Output is correct
67 Correct 48 ms 8992 KB Output is correct
68 Correct 45 ms 8004 KB Output is correct
69 Correct 44 ms 8272 KB Output is correct
70 Correct 41 ms 8320 KB Output is correct
71 Correct 47 ms 9740 KB Output is correct
72 Correct 43 ms 9524 KB Output is correct
73 Correct 41 ms 9752 KB Output is correct
74 Correct 41 ms 10640 KB Output is correct
75 Correct 47 ms 9012 KB Output is correct
76 Correct 46 ms 9580 KB Output is correct
77 Correct 45 ms 8988 KB Output is correct
78 Correct 52 ms 9352 KB Output is correct
79 Correct 44 ms 9116 KB Output is correct
80 Correct 39 ms 9396 KB Output is correct
81 Correct 43 ms 9848 KB Output is correct
82 Correct 40 ms 9620 KB Output is correct
83 Correct 51 ms 9508 KB Output is correct
84 Correct 41 ms 10292 KB Output is correct
85 Correct 50 ms 9452 KB Output is correct
86 Correct 43 ms 10524 KB Output is correct
87 Correct 43 ms 9780 KB Output is correct
88 Correct 49 ms 9524 KB Output is correct
89 Correct 53 ms 9624 KB Output is correct
90 Correct 51 ms 9652 KB Output is correct
91 Correct 43 ms 10012 KB Output is correct
92 Correct 47 ms 9496 KB Output is correct
93 Correct 42 ms 9876 KB Output is correct
94 Correct 44 ms 9880 KB Output is correct
95 Correct 47 ms 9648 KB Output is correct
96 Correct 50 ms 10000 KB Output is correct
97 Correct 54 ms 10332 KB Output is correct
98 Correct 44 ms 10164 KB Output is correct
99 Correct 43 ms 10132 KB Output is correct
100 Correct 47 ms 9720 KB Output is correct
101 Correct 43 ms 10096 KB Output is correct
102 Correct 48 ms 9628 KB Output is correct