| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 51167 |
2018-06-17T03:17:14 Z |
aome |
Wiring (IOI17_wiring) |
C++17 |
|
124 ms |
15520 KB |
#include <bits/stdc++.h>
#include "wiring.h"
using namespace std;
const long long INF = 1e18;
vector< vector<int> > group;
vector< vector<long long> > sum, dp;
vector< pair<int, int> > vec;
void upd(long long &x, long long y) { x = min(x, y); }
inline long long get(int id, int l, int r) {
return sum[id][r] - sum[id][l - 1];
}
long long min_total_length(vector<int> r, vector<int> b) {
for (auto i : r) vec.push_back({i, 0});
for (auto i : b) vec.push_back({i, 1});
sort(vec.begin(), vec.end());
for (int i = 0; i < vec.size(); ++i) {
int j = i;
int id = group.size();
group.push_back(vector<int>());
sum.push_back(vector<long long>());
dp.push_back(vector<long long>());
while (j < vec.size() && vec[j].second == vec[i].second) {
group[id].push_back(vec[j++].first);
}
sum[id].assign(j - i + 1, 0);
dp[id].assign(j - i + 1, INF);
for (int k = 1; k <= j - i; ++k) {
sum[id][k] = sum[id][k - 1] + group[id][k - 1];
}
i = j - 1;
}
dp[0][0] = 0;
int n = group.size();
for (int i = 0; i < n; ++i) {
int sz = group[i].size();
for (int j = 0; j < sz; ++j) {
if (i) {
upd(dp[i][j + 1], dp[i][j] + group[i][j] - group[i - 1].back());
}
if (i != n - 1) {
upd(dp[i][j + 1], dp[i][j] + group[i + 1][0] - group[i][j]);
if (sz - j <= group[i + 1].size()) {
upd(dp[i + 1][sz - j], dp[i][j] + get(i + 1, 1, sz - j) - get(i, j + 1, sz));
}
}
}
if (i != n - 1) {
upd(dp[i + 1][0], dp[i][sz]);
}
else return dp[i][sz];
}
}
Compilation message
wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < vec.size(); ++i) {
~~^~~~~~~~~~~~
wiring.cpp:31:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
while (j < vec.size() && vec[j].second == vec[i].second) {
~~^~~~~~~~~~~~
wiring.cpp:56:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if (sz - j <= group[i + 1].size()) {
~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
wiring.cpp:67:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
520 KB |
Output is correct |
| 3 |
Correct |
3 ms |
520 KB |
Output is correct |
| 4 |
Correct |
3 ms |
520 KB |
Output is correct |
| 5 |
Correct |
2 ms |
520 KB |
Output is correct |
| 6 |
Correct |
3 ms |
628 KB |
Output is correct |
| 7 |
Correct |
3 ms |
628 KB |
Output is correct |
| 8 |
Correct |
3 ms |
628 KB |
Output is correct |
| 9 |
Correct |
3 ms |
652 KB |
Output is correct |
| 10 |
Correct |
3 ms |
656 KB |
Output is correct |
| 11 |
Correct |
2 ms |
660 KB |
Output is correct |
| 12 |
Correct |
3 ms |
664 KB |
Output is correct |
| 13 |
Correct |
2 ms |
668 KB |
Output is correct |
| 14 |
Correct |
2 ms |
792 KB |
Output is correct |
| 15 |
Correct |
3 ms |
792 KB |
Output is correct |
| 16 |
Correct |
2 ms |
792 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
792 KB |
Output is correct |
| 2 |
Correct |
2 ms |
792 KB |
Output is correct |
| 3 |
Correct |
48 ms |
6072 KB |
Output is correct |
| 4 |
Correct |
48 ms |
6084 KB |
Output is correct |
| 5 |
Correct |
45 ms |
6216 KB |
Output is correct |
| 6 |
Correct |
70 ms |
7832 KB |
Output is correct |
| 7 |
Correct |
61 ms |
7876 KB |
Output is correct |
| 8 |
Correct |
57 ms |
7884 KB |
Output is correct |
| 9 |
Correct |
66 ms |
7884 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
7884 KB |
Output is correct |
| 2 |
Correct |
2 ms |
7884 KB |
Output is correct |
| 3 |
Correct |
116 ms |
15520 KB |
Output is correct |
| 4 |
Correct |
103 ms |
15520 KB |
Output is correct |
| 5 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 6 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 7 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 8 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 9 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 10 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 11 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 12 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 13 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 14 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 15 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 16 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 17 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 18 |
Correct |
124 ms |
15520 KB |
Output is correct |
| 19 |
Correct |
104 ms |
15520 KB |
Output is correct |
| 20 |
Correct |
99 ms |
15520 KB |
Output is correct |
| 21 |
Correct |
112 ms |
15520 KB |
Output is correct |
| 22 |
Correct |
107 ms |
15520 KB |
Output is correct |
| 23 |
Correct |
104 ms |
15520 KB |
Output is correct |
| 24 |
Correct |
124 ms |
15520 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 2 |
Correct |
67 ms |
15520 KB |
Output is correct |
| 3 |
Correct |
92 ms |
15520 KB |
Output is correct |
| 4 |
Correct |
75 ms |
15520 KB |
Output is correct |
| 5 |
Correct |
88 ms |
15520 KB |
Output is correct |
| 6 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 7 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 8 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 9 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 10 |
Correct |
1 ms |
15520 KB |
Output is correct |
| 11 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 12 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 13 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 14 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 15 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 16 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 17 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 18 |
Correct |
74 ms |
15520 KB |
Output is correct |
| 19 |
Correct |
69 ms |
15520 KB |
Output is correct |
| 20 |
Correct |
93 ms |
15520 KB |
Output is correct |
| 21 |
Correct |
61 ms |
15520 KB |
Output is correct |
| 22 |
Correct |
65 ms |
15520 KB |
Output is correct |
| 23 |
Correct |
55 ms |
15520 KB |
Output is correct |
| 24 |
Correct |
58 ms |
15520 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
520 KB |
Output is correct |
| 3 |
Correct |
3 ms |
520 KB |
Output is correct |
| 4 |
Correct |
3 ms |
520 KB |
Output is correct |
| 5 |
Correct |
2 ms |
520 KB |
Output is correct |
| 6 |
Correct |
3 ms |
628 KB |
Output is correct |
| 7 |
Correct |
3 ms |
628 KB |
Output is correct |
| 8 |
Correct |
3 ms |
628 KB |
Output is correct |
| 9 |
Correct |
3 ms |
652 KB |
Output is correct |
| 10 |
Correct |
3 ms |
656 KB |
Output is correct |
| 11 |
Correct |
2 ms |
660 KB |
Output is correct |
| 12 |
Correct |
3 ms |
664 KB |
Output is correct |
| 13 |
Correct |
2 ms |
668 KB |
Output is correct |
| 14 |
Correct |
2 ms |
792 KB |
Output is correct |
| 15 |
Correct |
3 ms |
792 KB |
Output is correct |
| 16 |
Correct |
2 ms |
792 KB |
Output is correct |
| 17 |
Correct |
3 ms |
792 KB |
Output is correct |
| 18 |
Correct |
2 ms |
792 KB |
Output is correct |
| 19 |
Correct |
48 ms |
6072 KB |
Output is correct |
| 20 |
Correct |
48 ms |
6084 KB |
Output is correct |
| 21 |
Correct |
45 ms |
6216 KB |
Output is correct |
| 22 |
Correct |
70 ms |
7832 KB |
Output is correct |
| 23 |
Correct |
61 ms |
7876 KB |
Output is correct |
| 24 |
Correct |
57 ms |
7884 KB |
Output is correct |
| 25 |
Correct |
66 ms |
7884 KB |
Output is correct |
| 26 |
Correct |
2 ms |
7884 KB |
Output is correct |
| 27 |
Correct |
2 ms |
7884 KB |
Output is correct |
| 28 |
Correct |
116 ms |
15520 KB |
Output is correct |
| 29 |
Correct |
103 ms |
15520 KB |
Output is correct |
| 30 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 31 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 32 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 33 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 34 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 35 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 36 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 37 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 38 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 39 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 40 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 41 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 42 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 43 |
Correct |
124 ms |
15520 KB |
Output is correct |
| 44 |
Correct |
104 ms |
15520 KB |
Output is correct |
| 45 |
Correct |
99 ms |
15520 KB |
Output is correct |
| 46 |
Correct |
112 ms |
15520 KB |
Output is correct |
| 47 |
Correct |
107 ms |
15520 KB |
Output is correct |
| 48 |
Correct |
104 ms |
15520 KB |
Output is correct |
| 49 |
Correct |
124 ms |
15520 KB |
Output is correct |
| 50 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 51 |
Correct |
67 ms |
15520 KB |
Output is correct |
| 52 |
Correct |
92 ms |
15520 KB |
Output is correct |
| 53 |
Correct |
75 ms |
15520 KB |
Output is correct |
| 54 |
Correct |
88 ms |
15520 KB |
Output is correct |
| 55 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 56 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 57 |
Correct |
2 ms |
15520 KB |
Output is correct |
| 58 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 59 |
Correct |
1 ms |
15520 KB |
Output is correct |
| 60 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 61 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 62 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 63 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 64 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 65 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 66 |
Correct |
3 ms |
15520 KB |
Output is correct |
| 67 |
Correct |
74 ms |
15520 KB |
Output is correct |
| 68 |
Correct |
69 ms |
15520 KB |
Output is correct |
| 69 |
Correct |
93 ms |
15520 KB |
Output is correct |
| 70 |
Correct |
61 ms |
15520 KB |
Output is correct |
| 71 |
Correct |
65 ms |
15520 KB |
Output is correct |
| 72 |
Correct |
55 ms |
15520 KB |
Output is correct |
| 73 |
Correct |
58 ms |
15520 KB |
Output is correct |
| 74 |
Correct |
64 ms |
15520 KB |
Output is correct |
| 75 |
Correct |
85 ms |
15520 KB |
Output is correct |
| 76 |
Correct |
89 ms |
15520 KB |
Output is correct |
| 77 |
Correct |
67 ms |
15520 KB |
Output is correct |
| 78 |
Correct |
71 ms |
15520 KB |
Output is correct |
| 79 |
Correct |
72 ms |
15520 KB |
Output is correct |
| 80 |
Correct |
58 ms |
15520 KB |
Output is correct |
| 81 |
Correct |
81 ms |
15520 KB |
Output is correct |
| 82 |
Correct |
57 ms |
15520 KB |
Output is correct |
| 83 |
Correct |
59 ms |
15520 KB |
Output is correct |
| 84 |
Correct |
63 ms |
15520 KB |
Output is correct |
| 85 |
Correct |
80 ms |
15520 KB |
Output is correct |
| 86 |
Correct |
65 ms |
15520 KB |
Output is correct |
| 87 |
Correct |
73 ms |
15520 KB |
Output is correct |
| 88 |
Correct |
69 ms |
15520 KB |
Output is correct |
| 89 |
Correct |
72 ms |
15520 KB |
Output is correct |
| 90 |
Correct |
84 ms |
15520 KB |
Output is correct |
| 91 |
Correct |
68 ms |
15520 KB |
Output is correct |
| 92 |
Correct |
67 ms |
15520 KB |
Output is correct |
| 93 |
Correct |
63 ms |
15520 KB |
Output is correct |
| 94 |
Correct |
70 ms |
15520 KB |
Output is correct |
| 95 |
Correct |
76 ms |
15520 KB |
Output is correct |
| 96 |
Correct |
64 ms |
15520 KB |
Output is correct |
| 97 |
Correct |
65 ms |
15520 KB |
Output is correct |
| 98 |
Correct |
69 ms |
15520 KB |
Output is correct |
| 99 |
Correct |
71 ms |
15520 KB |
Output is correct |
| 100 |
Correct |
96 ms |
15520 KB |
Output is correct |
| 101 |
Correct |
70 ms |
15520 KB |
Output is correct |
| 102 |
Correct |
77 ms |
15520 KB |
Output is correct |
