oj.uz

Submission #105367

# Submission time Handle Problem Language Result Execution time Memory
105367 2019-04-11T14:37:10 Z Hideo Wiring (IOI17_wiring) C++14
100 / 100
 73 ms 9608 KB 
#include <bits/stdc++.h>
//#include "grader.cpp"
#include "wiring.h"

using namespace std;

#define ll long long
#define mk make_pair
#define pb push_back
#define fr first
#define sc second
#define pi pair < int, int >
#define vi vector < int >
#define vii vector < pi >

const int N = 2e5 + 7;
const ll INF = 1e18 + 7;

ll dp[N], pr[N];
int bal[N];
int n, m;
int cb = (int) 1e5 + 1, s, f;

vii v;

long long min_total_length(std::vector<int> r, std::vector<int> b) {
	n = r.size();
	m = b.size();
	v.pb(mk(0, 0));
	int i = 0, j = 0;
	while (i < n && j < m){
        if (r[i] < b[j]){
            v.pb(mk(r[i], 1));
            i++;
        }
        else {
            v.pb(mk(-b[j], -1));
            j++;
        }
	}
	while (i < n) v.pb(mk(r[i], 1)), i++;
	while (j < m) v.pb(mk(-b[j], -1)), j++;
	for (int i = 1; i < v.size(); i++)
        pr[i] = pr[i - 1] + v[i].fr;

    memset(bal, -1, sizeof bal);
    bal[cb] = 0;
    for (int i = 1; i < v.size(); i++){
        cb += v[i].sc;
        ll r1, r2;
        r1 = r2 = INF;
        if (v[i].sc == 1){
            if (s)
                r1 = dp[i - 1] + abs(r[f] - b[s - 1]);
            if (s < b.size())
                r2 = dp[i - 1] + abs(r[f] - b[s]);
            f++;
        }
        else {
            if (f)
                r1 = dp[i - 1] + abs(b[s] - r[f - 1]);
            if (f < r.size())
                r2 = dp[i - 1] + abs(b[s] - r[f]);
            s++;
        }
        dp[i] = min(r1, r2);
        if (bal[cb] != -1)
            dp[i] = min(dp[i], dp[bal[cb]] + abs(pr[i] - pr[bal[cb]]));
        bal[cb] = i;
	}
    return dp[v.size() - 1];
}

Compilation message

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:43:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i < v.size(); i++)
                  ~~^~~~~~~~~~
wiring.cpp:48:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < v.size(); i++){
                     ~~^~~~~~~~~~
wiring.cpp:55:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if (s < b.size())
                 ~~^~~~~~~~~~
wiring.cpp:62:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if (f < r.size())
                 ~~^~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1152 KB Output is correct
2 Correct 4 ms 1152 KB Output is correct
3 Correct 4 ms 1152 KB Output is correct
4 Correct 4 ms 1152 KB Output is correct
5 Correct 3 ms 1152 KB Output is correct
6 Correct 3 ms 1152 KB Output is correct
7 Correct 4 ms 1152 KB Output is correct
8 Correct 3 ms 1152 KB Output is correct
9 Correct 4 ms 1152 KB Output is correct
10 Correct 3 ms 1152 KB Output is correct
11 Correct 4 ms 1124 KB Output is correct
12 Correct 3 ms 1152 KB Output is correct
13 Correct 3 ms 1152 KB Output is correct
14 Correct 3 ms 1152 KB Output is correct
15 Correct 3 ms 1152 KB Output is correct
16 Correct 3 ms 1152 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 1152 KB Output is correct
2 Correct 4 ms 1152 KB Output is correct
3 Correct 41 ms 7404 KB Output is correct
4 Correct 32 ms 7536 KB Output is correct
5 Correct 34 ms 7368 KB Output is correct
6 Correct 47 ms 9576 KB Output is correct
7 Correct 53 ms 9448 KB Output is correct
8 Correct 47 ms 9472 KB Output is correct
9 Correct 50 ms 9576 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1152 KB Output is correct
2 Correct 4 ms 1152 KB Output is correct
3 Correct 52 ms 9452 KB Output is correct
4 Correct 41 ms 9064 KB Output is correct
5 Correct 3 ms 1152 KB Output is correct
6 Correct 3 ms 1152 KB Output is correct
7 Correct 4 ms 1152 KB Output is correct
8 Correct 3 ms 1152 KB Output is correct
9 Correct 3 ms 1152 KB Output is correct
10 Correct 3 ms 1152 KB Output is correct
11 Correct 3 ms 1152 KB Output is correct
12 Correct 4 ms 1152 KB Output is correct
13 Correct 3 ms 1152 KB Output is correct
14 Correct 4 ms 1152 KB Output is correct
15 Correct 4 ms 1144 KB Output is correct
16 Correct 3 ms 1152 KB Output is correct
17 Correct 4 ms 1240 KB Output is correct
18 Correct 58 ms 9496 KB Output is correct
19 Correct 53 ms 9576 KB Output is correct
20 Correct 50 ms 9448 KB Output is correct
21 Correct 68 ms 9608 KB Output is correct
22 Correct 47 ms 9448 KB Output is correct
23 Correct 51 ms 9448 KB Output is correct
24 Correct 49 ms 9460 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1152 KB Output is correct
2 Correct 39 ms 8808 KB Output is correct
3 Correct 41 ms 8780 KB Output is correct
4 Correct 37 ms 8824 KB Output is correct
5 Correct 38 ms 8772 KB Output is correct
6 Correct 3 ms 1152 KB Output is correct
7 Correct 3 ms 1152 KB Output is correct
8 Correct 3 ms 1152 KB Output is correct
9 Correct 4 ms 1152 KB Output is correct
10 Correct 3 ms 1152 KB Output is correct
11 Correct 4 ms 1152 KB Output is correct
12 Correct 4 ms 1152 KB Output is correct
13 Correct 3 ms 1152 KB Output is correct
14 Correct 4 ms 1408 KB Output is correct
15 Correct 3 ms 1152 KB Output is correct
16 Correct 3 ms 1152 KB Output is correct
17 Correct 3 ms 1152 KB Output is correct
18 Correct 41 ms 8808 KB Output is correct
19 Correct 39 ms 8808 KB Output is correct
20 Correct 37 ms 8808 KB Output is correct
21 Correct 37 ms 8724 KB Output is correct
22 Correct 35 ms 8808 KB Output is correct
23 Correct 38 ms 8808 KB Output is correct
24 Correct 44 ms 8808 KB Output is correct

Subtask #5
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1152 KB Output is correct
2 Correct 4 ms 1152 KB Output is correct
3 Correct 4 ms 1152 KB Output is correct
4 Correct 4 ms 1152 KB Output is correct
5 Correct 3 ms 1152 KB Output is correct
6 Correct 3 ms 1152 KB Output is correct
7 Correct 4 ms 1152 KB Output is correct
8 Correct 3 ms 1152 KB Output is correct
9 Correct 4 ms 1152 KB Output is correct
10 Correct 3 ms 1152 KB Output is correct
11 Correct 4 ms 1124 KB Output is correct
12 Correct 3 ms 1152 KB Output is correct
13 Correct 3 ms 1152 KB Output is correct
14 Correct 3 ms 1152 KB Output is correct
15 Correct 3 ms 1152 KB Output is correct
16 Correct 3 ms 1152 KB Output is correct
17 Correct 5 ms 1152 KB Output is correct
18 Correct 4 ms 1152 KB Output is correct
19 Correct 41 ms 7404 KB Output is correct
20 Correct 32 ms 7536 KB Output is correct
21 Correct 34 ms 7368 KB Output is correct
22 Correct 47 ms 9576 KB Output is correct
23 Correct 53 ms 9448 KB Output is correct
24 Correct 47 ms 9472 KB Output is correct
25 Correct 50 ms 9576 KB Output is correct
26 Correct 3 ms 1152 KB Output is correct
27 Correct 4 ms 1152 KB Output is correct
28 Correct 52 ms 9452 KB Output is correct
29 Correct 41 ms 9064 KB Output is correct
30 Correct 3 ms 1152 KB Output is correct
31 Correct 3 ms 1152 KB Output is correct
32 Correct 4 ms 1152 KB Output is correct
33 Correct 3 ms 1152 KB Output is correct
34 Correct 3 ms 1152 KB Output is correct
35 Correct 3 ms 1152 KB Output is correct
36 Correct 3 ms 1152 KB Output is correct
37 Correct 4 ms 1152 KB Output is correct
38 Correct 3 ms 1152 KB Output is correct
39 Correct 4 ms 1152 KB Output is correct
40 Correct 4 ms 1144 KB Output is correct
41 Correct 3 ms 1152 KB Output is correct
42 Correct 4 ms 1240 KB Output is correct
43 Correct 58 ms 9496 KB Output is correct
44 Correct 53 ms 9576 KB Output is correct
45 Correct 50 ms 9448 KB Output is correct
46 Correct 68 ms 9608 KB Output is correct
47 Correct 47 ms 9448 KB Output is correct
48 Correct 51 ms 9448 KB Output is correct
49 Correct 49 ms 9460 KB Output is correct
50 Correct 3 ms 1152 KB Output is correct
51 Correct 39 ms 8808 KB Output is correct
52 Correct 41 ms 8780 KB Output is correct
53 Correct 37 ms 8824 KB Output is correct
54 Correct 38 ms 8772 KB Output is correct
55 Correct 3 ms 1152 KB Output is correct
56 Correct 3 ms 1152 KB Output is correct
57 Correct 3 ms 1152 KB Output is correct
58 Correct 4 ms 1152 KB Output is correct
59 Correct 3 ms 1152 KB Output is correct
60 Correct 4 ms 1152 KB Output is correct
61 Correct 4 ms 1152 KB Output is correct
62 Correct 3 ms 1152 KB Output is correct
63 Correct 4 ms 1408 KB Output is correct
64 Correct 3 ms 1152 KB Output is correct
65 Correct 3 ms 1152 KB Output is correct
66 Correct 3 ms 1152 KB Output is correct
67 Correct 41 ms 8808 KB Output is correct
68 Correct 39 ms 8808 KB Output is correct
69 Correct 37 ms 8808 KB Output is correct
70 Correct 37 ms 8724 KB Output is correct
71 Correct 35 ms 8808 KB Output is correct
72 Correct 38 ms 8808 KB Output is correct
73 Correct 44 ms 8808 KB Output is correct
74 Correct 44 ms 9480 KB Output is correct
75 Correct 41 ms 9064 KB Output is correct
76 Correct 43 ms 9452 KB Output is correct
77 Correct 40 ms 9064 KB Output is correct
78 Correct 49 ms 8940 KB Output is correct
79 Correct 55 ms 8864 KB Output is correct
80 Correct 39 ms 8808 KB Output is correct
81 Correct 47 ms 9064 KB Output is correct
82 Correct 50 ms 8936 KB Output is correct
83 Correct 45 ms 9064 KB Output is correct
84 Correct 50 ms 9448 KB Output is correct
85 Correct 49 ms 9512 KB Output is correct
86 Correct 49 ms 9576 KB Output is correct
87 Correct 70 ms 9420 KB Output is correct
88 Correct 73 ms 9448 KB Output is correct
89 Correct 46 ms 9576 KB Output is correct
90 Correct 53 ms 9404 KB Output is correct
91 Correct 42 ms 9448 KB Output is correct
92 Correct 48 ms 9420 KB Output is correct
93 Correct 49 ms 9448 KB Output is correct
94 Correct 49 ms 9448 KB Output is correct
95 Correct 55 ms 9580 KB Output is correct
96 Correct 53 ms 9448 KB Output is correct
97 Correct 41 ms 9448 KB Output is correct
98 Correct 42 ms 9492 KB Output is correct
99 Correct 56 ms 9480 KB Output is correct
100 Correct 40 ms 9448 KB Output is correct
101 Correct 41 ms 9496 KB Output is correct
102 Correct 45 ms 9448 KB Output is correct