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Submission #829520

# Submission time Handle Problem Language Result Execution time Memory
829520 2023-08-18T11:53:52 Z bachhoangxuan Wiring (IOI17_wiring) C++17
100 / 100
 36 ms 11704 KB 
#include "wiring.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn=2e5+5;
#define ll long long
#define pii pair<ll,ll>
#define fi first
#define se second
const ll inf=1e18;

ll dp[maxn],dist[maxn],pos[2],num[maxn];
pii p[maxn];

long long min_total_length(std::vector<int> r, std::vector<int> b) {
    int n=0;p[0]={0,-1};
    for(int x:r) p[++n]={x,0};
    for(int x:b) p[++n]={x,1};
    sort(p+1,p+n+1);
    for(int i=1;i<=n;i++) dist[i]=inf;
    pos[0]=pos[1]=-1;
    for(int i=1;i<=n;i++){
        pos[p[i].se]=p[i].fi;
        if(pos[p[i].se^1]!=-1) dist[i]=min(dist[i],p[i].fi-pos[p[i].se^1]);
    }
    pos[0]=pos[1]=inf;
    for(int i=n;i>=1;i--){
        pos[p[i].se]=p[i].fi;
        if(pos[p[i].se^1]!=inf) dist[i]=min(dist[i],pos[p[i].se^1]-p[i].fi);
    }

    for(int i=1;i<=n;i++) p[i].fi+=p[i-1].fi;
    auto get = [&](int l,int r){
        return p[r].fi-p[l-1].fi;
    };

    dp[0]=0;
    for(int i=1;i<=n;i++){
        dp[i]=dp[i-1]+dist[i];
        if(p[i].se==p[i-1].se) num[i]=num[i-1]+1;
        else num[i]=1;
        if(num[i-num[i]]>=num[i]) dp[i]=min(dp[i],dp[i-2*num[i]]+get(i-num[i]+1,i)-get(i-2*num[i]+1,i-num[i]));
    }
    return dp[n];
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 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 0 ms 340 KB Output is correct
3 Correct 16 ms 7252 KB Output is correct
4 Correct 19 ms 8824 KB Output is correct
5 Correct 20 ms 8824 KB Output is correct
6 Correct 23 ms 11572 KB Output is correct
7 Correct 23 ms 11596 KB Output is correct
8 Correct 23 ms 11624 KB Output is correct
9 Correct 23 ms 11572 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 34 ms 9780 KB Output is correct
4 Correct 33 ms 11192 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 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 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 308 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 308 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 304 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 33 ms 11512 KB Output is correct
19 Correct 33 ms 11580 KB Output is correct
20 Correct 36 ms 11560 KB Output is correct
21 Correct 32 ms 11572 KB Output is correct
22 Correct 35 ms 11576 KB Output is correct
23 Correct 34 ms 11540 KB Output is correct
24 Correct 33 ms 11596 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 28 ms 9636 KB Output is correct
3 Correct 34 ms 9604 KB Output is correct
4 Correct 31 ms 9624 KB Output is correct
5 Correct 34 ms 9604 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 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 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 27 ms 9676 KB Output is correct
19 Correct 29 ms 10924 KB Output is correct
20 Correct 31 ms 10936 KB Output is correct
21 Correct 28 ms 11052 KB Output is correct
22 Correct 27 ms 10828 KB Output is correct
23 Correct 29 ms 10920 KB Output is correct
24 Correct 24 ms 10932 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 16 ms 7252 KB Output is correct
20 Correct 19 ms 8824 KB Output is correct
21 Correct 20 ms 8824 KB Output is correct
22 Correct 23 ms 11572 KB Output is correct
23 Correct 23 ms 11596 KB Output is correct
24 Correct 23 ms 11624 KB Output is correct
25 Correct 23 ms 11572 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 34 ms 9780 KB Output is correct
29 Correct 33 ms 11192 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 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 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 308 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 308 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 0 ms 304 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 33 ms 11512 KB Output is correct
44 Correct 33 ms 11580 KB Output is correct
45 Correct 36 ms 11560 KB Output is correct
46 Correct 32 ms 11572 KB Output is correct
47 Correct 35 ms 11576 KB Output is correct
48 Correct 34 ms 11540 KB Output is correct
49 Correct 33 ms 11596 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 28 ms 9636 KB Output is correct
52 Correct 34 ms 9604 KB Output is correct
53 Correct 31 ms 9624 KB Output is correct
54 Correct 34 ms 9604 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 0 ms 340 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 0 ms 212 KB Output is correct
67 Correct 27 ms 9676 KB Output is correct
68 Correct 29 ms 10924 KB Output is correct
69 Correct 31 ms 10936 KB Output is correct
70 Correct 28 ms 11052 KB Output is correct
71 Correct 27 ms 10828 KB Output is correct
72 Correct 29 ms 10920 KB Output is correct
73 Correct 24 ms 10932 KB Output is correct
74 Correct 23 ms 11572 KB Output is correct
75 Correct 29 ms 11176 KB Output is correct
76 Correct 30 ms 11568 KB Output is correct
77 Correct 28 ms 11064 KB Output is correct
78 Correct 27 ms 10940 KB Output is correct
79 Correct 28 ms 10968 KB Output is correct
80 Correct 24 ms 10968 KB Output is correct
81 Correct 26 ms 11104 KB Output is correct
82 Correct 29 ms 11056 KB Output is correct
83 Correct 24 ms 11160 KB Output is correct
84 Correct 30 ms 11596 KB Output is correct
85 Correct 35 ms 11576 KB Output is correct
86 Correct 28 ms 11596 KB Output is correct
87 Correct 27 ms 11560 KB Output is correct
88 Correct 28 ms 11580 KB Output is correct
89 Correct 34 ms 11704 KB Output is correct
90 Correct 32 ms 11576 KB Output is correct
91 Correct 26 ms 11556 KB Output is correct
92 Correct 27 ms 11572 KB Output is correct
93 Correct 25 ms 11584 KB Output is correct
94 Correct 26 ms 11596 KB Output is correct
95 Correct 29 ms 11596 KB Output is correct
96 Correct 25 ms 11596 KB Output is correct
97 Correct 25 ms 11596 KB Output is correct
98 Correct 27 ms 11564 KB Output is correct
99 Correct 26 ms 11596 KB Output is correct
100 Correct 31 ms 11572 KB Output is correct
101 Correct 26 ms 11568 KB Output is correct
102 Correct 31 ms 11596 KB Output is correct