oj.uz

답안 #483695

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
483695 2021-10-31T18:46:55 Z yusufake 전선 연결 (IOI17_wiring) C++
100 / 100
 35 ms 12364 KB 
#include<bits/stdc++.h>
using namespace std;
 
#define pb push_back
#define mp make_pair
#define st first
#define nd second   
typedef long long ll;
const ll inf = 1e18 + 1; 
const int mod = 1e9 + 7;
const int N   = 2e5 + 5;
 
pair < ll , int > T[N];
ll L[N], R[N], dp[N], p[N];
 
ll bld(ll l, ll r, ll x, ll y){
    ll sz = 1;
    ll p = 0;
    for(ll i = r; i >= l; i--, sz++){
        p += T[i].st;
        L[sz] = min(dp[i], dp[i - 1]) - p + sz * x;
        R[sz] = min(dp[i], dp[i - 1]) - p + sz * y;
    }
    
    assert(L[sz] > mod && R[sz] > mod);
    return sz - 1;
}   
 
ll min_total_length(vector < int > a, vector < int > b){
    int n = a.size();
    int m = b.size();
    int t = 0;
    for(int i = 0, j = 0; i < n || j < m ;){
        if(j == m || (i < n && a[i] < b[j])) T[++t] = mp(a[i++], 1);
        else T[++t] = mp(b[j++], 2);
    }
    
    memset(L, 22, sizeof L);
    memset(R, 22, sizeof R);
    int l = 1;
    int r = 1;
    for(; T[r].nd == T[r + 1].nd; r++)
        dp[r] = inf;
    dp[r] = inf;

    for(int i = r + 1; i <= t; i = r + 1){
        int j = i;
        for(; T[j].nd == T[j + 1].nd; j++);
        int x = T[i].st;
        int y = T[i - 1].st;
        ll psz = bld(l, r, x, y);
        
        ll mn = inf;
        ll sz = 1;
        for(int k = i; k <= j; k++, sz++){
            p[sz] = p[sz - 1] + T[k].st;
            mn = min(mn, R[sz]);
            dp[k] = mn + p[sz] - sz * y;
        }

        mn = inf;
        sz = j - i + 1;
        for(; psz > sz; psz--) mn = min(mn, L[psz]);
        for(int k = j; k >= i; k--, sz--){
            mn = min(mn, L[sz]);
            dp[k] = min(dp[k], mn + p[sz] - sz * x);
        }
        
        for(int k = 1; k <= r - l + 1; k++)
            L[k] = R[k] = inf;
        l = i;
        r = j;
    }
    
    return dp[t];
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 3404 KB Output is correct
2 Correct 1 ms 3404 KB Output is correct
3 Correct 2 ms 3404 KB Output is correct
4 Correct 2 ms 3404 KB Output is correct
5 Correct 1 ms 3404 KB Output is correct
6 Correct 2 ms 3404 KB Output is correct
7 Correct 1 ms 3404 KB Output is correct
8 Correct 2 ms 3376 KB Output is correct
9 Correct 1 ms 3404 KB Output is correct
10 Correct 2 ms 3372 KB Output is correct
11 Correct 1 ms 3368 KB Output is correct
12 Correct 2 ms 3404 KB Output is correct
13 Correct 2 ms 3404 KB Output is correct
14 Correct 1 ms 3404 KB Output is correct
15 Correct 2 ms 3404 KB Output is correct
16 Correct 2 ms 3404 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 3404 KB Output is correct
2 Correct 2 ms 3404 KB Output is correct
3 Correct 22 ms 9960 KB Output is correct
4 Correct 19 ms 9952 KB Output is correct
5 Correct 20 ms 10316 KB Output is correct
6 Correct 26 ms 12348 KB Output is correct
7 Correct 25 ms 12336 KB Output is correct
8 Correct 25 ms 12364 KB Output is correct
9 Correct 24 ms 12344 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 3404 KB Output is correct
2 Correct 2 ms 3368 KB Output is correct
3 Correct 29 ms 11588 KB Output is correct
4 Correct 28 ms 11184 KB Output is correct
5 Correct 2 ms 3404 KB Output is correct
6 Correct 2 ms 3404 KB Output is correct
7 Correct 2 ms 3404 KB Output is correct
8 Correct 1 ms 3404 KB Output is correct
9 Correct 1 ms 3404 KB Output is correct
10 Correct 2 ms 3404 KB Output is correct
11 Correct 2 ms 3376 KB Output is correct
12 Correct 1 ms 3404 KB Output is correct
13 Correct 2 ms 3404 KB Output is correct
14 Correct 2 ms 3404 KB Output is correct
15 Correct 2 ms 3404 KB Output is correct
16 Correct 2 ms 3404 KB Output is correct
17 Correct 1 ms 3404 KB Output is correct
18 Correct 35 ms 11556 KB Output is correct
19 Correct 26 ms 11596 KB Output is correct
20 Correct 29 ms 11592 KB Output is correct
21 Correct 30 ms 11596 KB Output is correct
22 Correct 27 ms 11576 KB Output is correct
23 Correct 26 ms 11572 KB Output is correct
24 Correct 26 ms 11568 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 3404 KB Output is correct
2 Correct 21 ms 10936 KB Output is correct
3 Correct 24 ms 10928 KB Output is correct
4 Correct 22 ms 10976 KB Output is correct
5 Correct 22 ms 10948 KB Output is correct
6 Correct 2 ms 3404 KB Output is correct
7 Correct 2 ms 3404 KB Output is correct
8 Correct 1 ms 3404 KB Output is correct
9 Correct 1 ms 3368 KB Output is correct
10 Correct 2 ms 3404 KB Output is correct
11 Correct 1 ms 3404 KB Output is correct
12 Correct 2 ms 3404 KB Output is correct
13 Correct 1 ms 3404 KB Output is correct
14 Correct 1 ms 3368 KB Output is correct
15 Correct 2 ms 3404 KB Output is correct
16 Correct 2 ms 3404 KB Output is correct
17 Correct 2 ms 3404 KB Output is correct
18 Correct 25 ms 11180 KB Output is correct
19 Correct 22 ms 10936 KB Output is correct
20 Correct 21 ms 10928 KB Output is correct
21 Correct 21 ms 11056 KB Output is correct
22 Correct 22 ms 11596 KB Output is correct
23 Correct 22 ms 11436 KB Output is correct
24 Correct 20 ms 11436 KB Output is correct

Subtask #5
45.0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 3404 KB Output is correct
2 Correct 1 ms 3404 KB Output is correct
3 Correct 2 ms 3404 KB Output is correct
4 Correct 2 ms 3404 KB Output is correct
5 Correct 1 ms 3404 KB Output is correct
6 Correct 2 ms 3404 KB Output is correct
7 Correct 1 ms 3404 KB Output is correct
8 Correct 2 ms 3376 KB Output is correct
9 Correct 1 ms 3404 KB Output is correct
10 Correct 2 ms 3372 KB Output is correct
11 Correct 1 ms 3368 KB Output is correct
12 Correct 2 ms 3404 KB Output is correct
13 Correct 2 ms 3404 KB Output is correct
14 Correct 1 ms 3404 KB Output is correct
15 Correct 2 ms 3404 KB Output is correct
16 Correct 2 ms 3404 KB Output is correct
17 Correct 2 ms 3404 KB Output is correct
18 Correct 2 ms 3404 KB Output is correct
19 Correct 22 ms 9960 KB Output is correct
20 Correct 19 ms 9952 KB Output is correct
21 Correct 20 ms 10316 KB Output is correct
22 Correct 26 ms 12348 KB Output is correct
23 Correct 25 ms 12336 KB Output is correct
24 Correct 25 ms 12364 KB Output is correct
25 Correct 24 ms 12344 KB Output is correct
26 Correct 2 ms 3404 KB Output is correct
27 Correct 2 ms 3368 KB Output is correct
28 Correct 29 ms 11588 KB Output is correct
29 Correct 28 ms 11184 KB Output is correct
30 Correct 2 ms 3404 KB Output is correct
31 Correct 2 ms 3404 KB Output is correct
32 Correct 2 ms 3404 KB Output is correct
33 Correct 1 ms 3404 KB Output is correct
34 Correct 1 ms 3404 KB Output is correct
35 Correct 2 ms 3404 KB Output is correct
36 Correct 2 ms 3376 KB Output is correct
37 Correct 1 ms 3404 KB Output is correct
38 Correct 2 ms 3404 KB Output is correct
39 Correct 2 ms 3404 KB Output is correct
40 Correct 2 ms 3404 KB Output is correct
41 Correct 2 ms 3404 KB Output is correct
42 Correct 1 ms 3404 KB Output is correct
43 Correct 35 ms 11556 KB Output is correct
44 Correct 26 ms 11596 KB Output is correct
45 Correct 29 ms 11592 KB Output is correct
46 Correct 30 ms 11596 KB Output is correct
47 Correct 27 ms 11576 KB Output is correct
48 Correct 26 ms 11572 KB Output is correct
49 Correct 26 ms 11568 KB Output is correct
50 Correct 1 ms 3404 KB Output is correct
51 Correct 21 ms 10936 KB Output is correct
52 Correct 24 ms 10928 KB Output is correct
53 Correct 22 ms 10976 KB Output is correct
54 Correct 22 ms 10948 KB Output is correct
55 Correct 2 ms 3404 KB Output is correct
56 Correct 2 ms 3404 KB Output is correct
57 Correct 1 ms 3404 KB Output is correct
58 Correct 1 ms 3368 KB Output is correct
59 Correct 2 ms 3404 KB Output is correct
60 Correct 1 ms 3404 KB Output is correct
61 Correct 2 ms 3404 KB Output is correct
62 Correct 1 ms 3404 KB Output is correct
63 Correct 1 ms 3368 KB Output is correct
64 Correct 2 ms 3404 KB Output is correct
65 Correct 2 ms 3404 KB Output is correct
66 Correct 2 ms 3404 KB Output is correct
67 Correct 25 ms 11180 KB Output is correct
68 Correct 22 ms 10936 KB Output is correct
69 Correct 21 ms 10928 KB Output is correct
70 Correct 21 ms 11056 KB Output is correct
71 Correct 22 ms 11596 KB Output is correct
72 Correct 22 ms 11436 KB Output is correct
73 Correct 20 ms 11436 KB Output is correct
74 Correct 25 ms 12200 KB Output is correct
75 Correct 23 ms 11572 KB Output is correct
76 Correct 32 ms 11808 KB Output is correct
77 Correct 21 ms 11564 KB Output is correct
78 Correct 27 ms 11560 KB Output is correct
79 Correct 22 ms 11436 KB Output is correct
80 Correct 34 ms 11312 KB Output is correct
81 Correct 23 ms 11692 KB Output is correct
82 Correct 22 ms 11440 KB Output is correct
83 Correct 23 ms 11700 KB Output is correct
84 Correct 25 ms 11948 KB Output is correct
85 Correct 24 ms 11980 KB Output is correct
86 Correct 25 ms 12108 KB Output is correct
87 Correct 25 ms 11944 KB Output is correct
88 Correct 27 ms 11948 KB Output is correct
89 Correct 27 ms 12084 KB Output is correct
90 Correct 26 ms 12020 KB Output is correct
91 Correct 26 ms 11948 KB Output is correct
92 Correct 24 ms 12088 KB Output is correct
93 Correct 26 ms 12100 KB Output is correct
94 Correct 25 ms 12192 KB Output is correct
95 Correct 25 ms 11948 KB Output is correct
96 Correct 24 ms 12020 KB Output is correct
97 Correct 25 ms 12336 KB Output is correct
98 Correct 25 ms 12228 KB Output is correct
99 Correct 25 ms 12324 KB Output is correct
100 Correct 25 ms 12108 KB Output is correct
101 Correct 25 ms 12096 KB Output is correct
102 Correct 27 ms 11988 KB Output is correct