#include <bits/stdc++.h>
#include "wiring.h"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
#define fi first
#define se second
#define mp make_pair
const ll inf = (ll)1e18;
ll min_total_length(vector<int> r, vector<int> b) {
vector<pii> al;
al.push_back(mp(-1, -1));
for(auto x : r)
al.push_back(mp(x, 0));
for(auto x : b)
al.push_back(mp(x, 1));
sort(al.begin(), al.end());
int sz = al.size();
vector<ll> dp(sz);
vector<ll> sa(sz);
vector<ll> sb(sz);
vector<ll> low(sz);
vector<ll> pfi(sz);
for(int i = 1; i < sz; i ++ ){
dp[i] = inf;
}
vector<int> cur[2];
ll tq;
ll ccb = 0;
ll pq;
int now;
int csz;
ll go;
ll extra;
ll niz;
ll diff;
for(int i = 1; i < sz; i ++ ){
if(al[i].se != al[i-1].se){
cur[0].clear();
swap(cur[0], cur[1]);
pq = inf;
for(auto x : cur[0]){
sa[x]=al[cur[0].back()].fi - al[x].fi;
}
for(int i = cur[0].size() - 1; i >= 0 ; i -- ){
if(i < cur[0].size() - 1)
sa[cur[0][i]] += sa[cur[0][i+1]];
low[cur[0][i]] = sa[cur[0][i]] + dp[cur[0][i] - 1];
}
diff = al[i].fi - al[i - 1].fi;
for(int i = 0 ; i < cur[0].size(); i ++ ){
niz = cur[0].size() - i;
pfi[cur[0][i]] = dp[cur[0][i]-1] + sa[cur[0][i]] + diff * 1ll * niz;
if(i)
pfi[cur[0][i]]=min(pfi[cur[0][i]],pfi[cur[0][i-1]]);
}
go = 0;
now = (int)cur[0].size() - 1;
}
cur[1].push_back(i);
sb[i]=al[i].fi-al[cur[1][0]].fi;
go += sb[i];
if(!cur[0].empty()){
dp[i] = dp[i - 1] + al[i].fi - al[cur[0].back()].fi;
if(now >= 0)
pq = min(pq, low[cur[0][now--]]);
csz = cur[1].size();
dp[i] = min(dp[i],go + pq + csz * 1ll * (al[cur[1][0]].fi - al[cur[0].back()].fi));
if(now >= 0)
dp[i] = min(dp[i], pfi[cur[0][now]] + go);
}
}
return dp[sz - 1];
}
Compilation message
wiring.cpp: In function 'll min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:52:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
52 | if(i < cur[0].size() - 1)
| ~~^~~~~~~~~~~~~~~~~~~
wiring.cpp:57:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
57 | for(int i = 0 ; i < cur[0].size(); i ++ ){
| ~~^~~~~~~~~~~~~~~
wiring.cpp:34:8: warning: unused variable 'tq' [-Wunused-variable]
34 | ll tq;
| ^~
wiring.cpp:35:8: warning: unused variable 'ccb' [-Wunused-variable]
35 | ll ccb = 0;
| ^~~
wiring.cpp:40:8: warning: unused variable 'extra' [-Wunused-variable]
40 | ll extra;
| ^~~~~
wiring.cpp:68:12: warning: 'go' may be used uninitialized in this function [-Wmaybe-uninitialized]
68 | go += sb[i];
wiring.cpp:72:44: warning: 'now' may be used uninitialized in this function [-Wmaybe-uninitialized]
72 | pq = min(pq, low[cur[0][now--]]);
| ~~~^~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
0 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
40 ms |
10856 KB |
Output is correct |
4 |
Correct |
40 ms |
10840 KB |
Output is correct |
5 |
Correct |
37 ms |
11112 KB |
Output is correct |
6 |
Correct |
51 ms |
14568 KB |
Output is correct |
7 |
Correct |
50 ms |
14568 KB |
Output is correct |
8 |
Correct |
50 ms |
14568 KB |
Output is correct |
9 |
Correct |
56 ms |
14568 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
65 ms |
13288 KB |
Output is correct |
4 |
Correct |
63 ms |
13032 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
256 KB |
Output is correct |
7 |
Correct |
0 ms |
256 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
1 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
256 KB |
Output is correct |
13 |
Correct |
0 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
256 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
62 ms |
13288 KB |
Output is correct |
19 |
Correct |
62 ms |
13288 KB |
Output is correct |
20 |
Correct |
66 ms |
13288 KB |
Output is correct |
21 |
Correct |
62 ms |
13288 KB |
Output is correct |
22 |
Correct |
64 ms |
13384 KB |
Output is correct |
23 |
Correct |
64 ms |
13292 KB |
Output is correct |
24 |
Correct |
64 ms |
13288 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
52 ms |
12708 KB |
Output is correct |
3 |
Correct |
64 ms |
12648 KB |
Output is correct |
4 |
Correct |
58 ms |
12680 KB |
Output is correct |
5 |
Correct |
52 ms |
12648 KB |
Output is correct |
6 |
Correct |
0 ms |
256 KB |
Output is correct |
7 |
Correct |
1 ms |
256 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
1 ms |
256 KB |
Output is correct |
10 |
Correct |
0 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
360 KB |
Output is correct |
12 |
Correct |
0 ms |
256 KB |
Output is correct |
13 |
Correct |
1 ms |
256 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
0 ms |
256 KB |
Output is correct |
16 |
Correct |
1 ms |
256 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
48 ms |
13160 KB |
Output is correct |
19 |
Correct |
52 ms |
12648 KB |
Output is correct |
20 |
Correct |
51 ms |
12648 KB |
Output is correct |
21 |
Correct |
53 ms |
12916 KB |
Output is correct |
22 |
Correct |
48 ms |
13672 KB |
Output is correct |
23 |
Correct |
51 ms |
13416 KB |
Output is correct |
24 |
Correct |
47 ms |
13544 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
0 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
256 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
40 ms |
10856 KB |
Output is correct |
20 |
Correct |
40 ms |
10840 KB |
Output is correct |
21 |
Correct |
37 ms |
11112 KB |
Output is correct |
22 |
Correct |
51 ms |
14568 KB |
Output is correct |
23 |
Correct |
50 ms |
14568 KB |
Output is correct |
24 |
Correct |
50 ms |
14568 KB |
Output is correct |
25 |
Correct |
56 ms |
14568 KB |
Output is correct |
26 |
Correct |
0 ms |
256 KB |
Output is correct |
27 |
Correct |
0 ms |
256 KB |
Output is correct |
28 |
Correct |
65 ms |
13288 KB |
Output is correct |
29 |
Correct |
63 ms |
13032 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
0 ms |
256 KB |
Output is correct |
32 |
Correct |
0 ms |
256 KB |
Output is correct |
33 |
Correct |
1 ms |
256 KB |
Output is correct |
34 |
Correct |
1 ms |
256 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
1 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
256 KB |
Output is correct |
38 |
Correct |
0 ms |
256 KB |
Output is correct |
39 |
Correct |
0 ms |
256 KB |
Output is correct |
40 |
Correct |
0 ms |
384 KB |
Output is correct |
41 |
Correct |
1 ms |
384 KB |
Output is correct |
42 |
Correct |
0 ms |
384 KB |
Output is correct |
43 |
Correct |
62 ms |
13288 KB |
Output is correct |
44 |
Correct |
62 ms |
13288 KB |
Output is correct |
45 |
Correct |
66 ms |
13288 KB |
Output is correct |
46 |
Correct |
62 ms |
13288 KB |
Output is correct |
47 |
Correct |
64 ms |
13384 KB |
Output is correct |
48 |
Correct |
64 ms |
13292 KB |
Output is correct |
49 |
Correct |
64 ms |
13288 KB |
Output is correct |
50 |
Correct |
0 ms |
256 KB |
Output is correct |
51 |
Correct |
52 ms |
12708 KB |
Output is correct |
52 |
Correct |
64 ms |
12648 KB |
Output is correct |
53 |
Correct |
58 ms |
12680 KB |
Output is correct |
54 |
Correct |
52 ms |
12648 KB |
Output is correct |
55 |
Correct |
0 ms |
256 KB |
Output is correct |
56 |
Correct |
1 ms |
256 KB |
Output is correct |
57 |
Correct |
1 ms |
256 KB |
Output is correct |
58 |
Correct |
1 ms |
256 KB |
Output is correct |
59 |
Correct |
0 ms |
256 KB |
Output is correct |
60 |
Correct |
1 ms |
360 KB |
Output is correct |
61 |
Correct |
0 ms |
256 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
63 |
Correct |
1 ms |
256 KB |
Output is correct |
64 |
Correct |
0 ms |
256 KB |
Output is correct |
65 |
Correct |
1 ms |
256 KB |
Output is correct |
66 |
Correct |
0 ms |
384 KB |
Output is correct |
67 |
Correct |
48 ms |
13160 KB |
Output is correct |
68 |
Correct |
52 ms |
12648 KB |
Output is correct |
69 |
Correct |
51 ms |
12648 KB |
Output is correct |
70 |
Correct |
53 ms |
12916 KB |
Output is correct |
71 |
Correct |
48 ms |
13672 KB |
Output is correct |
72 |
Correct |
51 ms |
13416 KB |
Output is correct |
73 |
Correct |
47 ms |
13544 KB |
Output is correct |
74 |
Correct |
58 ms |
14440 KB |
Output is correct |
75 |
Correct |
54 ms |
13320 KB |
Output is correct |
76 |
Correct |
63 ms |
14056 KB |
Output is correct |
77 |
Correct |
52 ms |
13544 KB |
Output is correct |
78 |
Correct |
64 ms |
13828 KB |
Output is correct |
79 |
Correct |
58 ms |
13288 KB |
Output is correct |
80 |
Correct |
51 ms |
13416 KB |
Output is correct |
81 |
Correct |
51 ms |
13928 KB |
Output is correct |
82 |
Correct |
66 ms |
13548 KB |
Output is correct |
83 |
Correct |
50 ms |
13800 KB |
Output is correct |
84 |
Correct |
62 ms |
14184 KB |
Output is correct |
85 |
Correct |
59 ms |
13804 KB |
Output is correct |
86 |
Correct |
61 ms |
14324 KB |
Output is correct |
87 |
Correct |
59 ms |
14056 KB |
Output is correct |
88 |
Correct |
58 ms |
13928 KB |
Output is correct |
89 |
Correct |
55 ms |
13976 KB |
Output is correct |
90 |
Correct |
59 ms |
13928 KB |
Output is correct |
91 |
Correct |
56 ms |
14056 KB |
Output is correct |
92 |
Correct |
53 ms |
14184 KB |
Output is correct |
93 |
Correct |
56 ms |
14184 KB |
Output is correct |
94 |
Correct |
55 ms |
14440 KB |
Output is correct |
95 |
Correct |
58 ms |
14056 KB |
Output is correct |
96 |
Correct |
53 ms |
14056 KB |
Output is correct |
97 |
Correct |
59 ms |
14440 KB |
Output is correct |
98 |
Correct |
64 ms |
14440 KB |
Output is correct |
99 |
Correct |
63 ms |
14440 KB |
Output is correct |
100 |
Correct |
64 ms |
14312 KB |
Output is correct |
101 |
Correct |
55 ms |
14440 KB |
Output is correct |
102 |
Correct |
64 ms |
14196 KB |
Output is correct |