# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
559677 |
2022-05-10T11:28:48 Z |
jamezzz |
Wiring (IOI17_wiring) |
C++17 |
|
38 ms |
10900 KB |
#include "wiring.h"
#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pf printf
#define LINF 1023456789123456789
#define mnto(x,y) x=min(x,(__typeof__(x))y)
typedef long long ll;
typedef pair<int,int> ii;
#define maxn 100005
ll min_total_length(vector<int> r,vector<int> b){
int n=r.size(),m=b.size();
vector<ii> v;
int pr=0,pb=0;
while(pr!=n||pb!=m){
if(pr==n||(pb!=m&&b[pb]<r[pr]))v.push_back({b[pb++],1});
else v.push_back({r[pr++],0});
}
vector<int> a;
for(ii pr:v)a.push_back(pr.fi);
int pv=0;
vector<int> gl,gr,gs;
vector<vector<ll>> dp;
for(int i=0;i<v.size();++i){
if(i==v.size()-1||v[i+1].se!=v[pv].se){
gl.push_back(pv);
gr.push_back(i);
gs.push_back(i-pv+1);
pv=i+1;
}
}
dp.resize(gs.size());
for(int i=0;i<gs.size();++i){
dp[i].resize(gs[i]+1,LINF);
}
dp[0][gs[0]]=0;
for(int i=1;i<gs.size();++i){
for(int j=gs[i-1]-1;j>=0;--j){
mnto(dp[i-1][j],dp[i-1][j+1]+a[gl[i]]-a[gr[i-1]-j]);
}
ll pfx=0;
for(int j=0;j<=min(gs[i],gs[i-1]);++j){
mnto(dp[i][gs[i]-j],dp[i-1][j]+pfx);
if(j!=min(gs[i],gs[i-1])){
pfx+=a[gl[i]+j]-a[gr[i-1]-j];
}
}
for(int j=gs[i]-1;j>=0;--j){
mnto(dp[i][j],dp[i][j+1]+a[gr[i]-j]-a[gr[i-1]]);
}
}
/*
for(int i=0;i<gs.size();++i){
for(int j=0;j<=gs[i];++j){
if(dp[i][j]==LINF)pf("-1 ");
else pf("%lld ",dp[i][j]);
}
pf("\n");
}
*/
return dp[gs.size()-1][0];
}
Compilation message
wiring.cpp: In function 'll min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:27:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
27 | for(int i=0;i<v.size();++i){
| ~^~~~~~~~~
wiring.cpp:28:7: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
28 | if(i==v.size()-1||v[i+1].se!=v[pv].se){
| ~^~~~~~~~~~~~
wiring.cpp:36:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
36 | for(int i=0;i<gs.size();++i){
| ~^~~~~~~~~~
wiring.cpp:40:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
40 | for(int i=1;i<gs.size();++i){
| ~^~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
300 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
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 |
23 ms |
4592 KB |
Output is correct |
4 |
Correct |
24 ms |
4580 KB |
Output is correct |
5 |
Correct |
23 ms |
5008 KB |
Output is correct |
6 |
Correct |
28 ms |
5936 KB |
Output is correct |
7 |
Correct |
31 ms |
5940 KB |
Output is correct |
8 |
Correct |
29 ms |
5944 KB |
Output is correct |
9 |
Correct |
29 ms |
5928 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
232 KB |
Output is correct |
3 |
Correct |
37 ms |
10900 KB |
Output is correct |
4 |
Correct |
35 ms |
9332 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
296 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
296 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
296 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
37 ms |
10892 KB |
Output is correct |
19 |
Correct |
38 ms |
10784 KB |
Output is correct |
20 |
Correct |
34 ms |
9628 KB |
Output is correct |
21 |
Correct |
38 ms |
10792 KB |
Output is correct |
22 |
Correct |
38 ms |
10524 KB |
Output is correct |
23 |
Correct |
36 ms |
10428 KB |
Output is correct |
24 |
Correct |
38 ms |
10468 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
26 ms |
5700 KB |
Output is correct |
3 |
Correct |
28 ms |
6928 KB |
Output is correct |
4 |
Correct |
28 ms |
7056 KB |
Output is correct |
5 |
Correct |
28 ms |
8100 KB |
Output is correct |
6 |
Correct |
1 ms |
304 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
296 KB |
Output is correct |
10 |
Correct |
1 ms |
300 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
304 KB |
Output is correct |
15 |
Correct |
1 ms |
296 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
300 KB |
Output is correct |
18 |
Correct |
27 ms |
7052 KB |
Output is correct |
19 |
Correct |
27 ms |
7064 KB |
Output is correct |
20 |
Correct |
29 ms |
6936 KB |
Output is correct |
21 |
Correct |
27 ms |
6936 KB |
Output is correct |
22 |
Correct |
26 ms |
7064 KB |
Output is correct |
23 |
Correct |
27 ms |
7208 KB |
Output is correct |
24 |
Correct |
28 ms |
6972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
300 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
23 ms |
4592 KB |
Output is correct |
20 |
Correct |
24 ms |
4580 KB |
Output is correct |
21 |
Correct |
23 ms |
5008 KB |
Output is correct |
22 |
Correct |
28 ms |
5936 KB |
Output is correct |
23 |
Correct |
31 ms |
5940 KB |
Output is correct |
24 |
Correct |
29 ms |
5944 KB |
Output is correct |
25 |
Correct |
29 ms |
5928 KB |
Output is correct |
26 |
Correct |
0 ms |
212 KB |
Output is correct |
27 |
Correct |
0 ms |
232 KB |
Output is correct |
28 |
Correct |
37 ms |
10900 KB |
Output is correct |
29 |
Correct |
35 ms |
9332 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
296 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
0 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
296 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
37 |
Correct |
1 ms |
296 KB |
Output is correct |
38 |
Correct |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
1 ms |
212 KB |
Output is correct |
42 |
Correct |
1 ms |
212 KB |
Output is correct |
43 |
Correct |
37 ms |
10892 KB |
Output is correct |
44 |
Correct |
38 ms |
10784 KB |
Output is correct |
45 |
Correct |
34 ms |
9628 KB |
Output is correct |
46 |
Correct |
38 ms |
10792 KB |
Output is correct |
47 |
Correct |
38 ms |
10524 KB |
Output is correct |
48 |
Correct |
36 ms |
10428 KB |
Output is correct |
49 |
Correct |
38 ms |
10468 KB |
Output is correct |
50 |
Correct |
0 ms |
212 KB |
Output is correct |
51 |
Correct |
26 ms |
5700 KB |
Output is correct |
52 |
Correct |
28 ms |
6928 KB |
Output is correct |
53 |
Correct |
28 ms |
7056 KB |
Output is correct |
54 |
Correct |
28 ms |
8100 KB |
Output is correct |
55 |
Correct |
1 ms |
304 KB |
Output is correct |
56 |
Correct |
0 ms |
212 KB |
Output is correct |
57 |
Correct |
0 ms |
212 KB |
Output is correct |
58 |
Correct |
1 ms |
296 KB |
Output is correct |
59 |
Correct |
1 ms |
300 KB |
Output is correct |
60 |
Correct |
1 ms |
212 KB |
Output is correct |
61 |
Correct |
1 ms |
212 KB |
Output is correct |
62 |
Correct |
1 ms |
212 KB |
Output is correct |
63 |
Correct |
1 ms |
304 KB |
Output is correct |
64 |
Correct |
1 ms |
296 KB |
Output is correct |
65 |
Correct |
1 ms |
212 KB |
Output is correct |
66 |
Correct |
1 ms |
300 KB |
Output is correct |
67 |
Correct |
27 ms |
7052 KB |
Output is correct |
68 |
Correct |
27 ms |
7064 KB |
Output is correct |
69 |
Correct |
29 ms |
6936 KB |
Output is correct |
70 |
Correct |
27 ms |
6936 KB |
Output is correct |
71 |
Correct |
26 ms |
7064 KB |
Output is correct |
72 |
Correct |
27 ms |
7208 KB |
Output is correct |
73 |
Correct |
28 ms |
6972 KB |
Output is correct |
74 |
Correct |
31 ms |
7712 KB |
Output is correct |
75 |
Correct |
30 ms |
7328 KB |
Output is correct |
76 |
Correct |
33 ms |
7696 KB |
Output is correct |
77 |
Correct |
28 ms |
7192 KB |
Output is correct |
78 |
Correct |
26 ms |
7068 KB |
Output is correct |
79 |
Correct |
27 ms |
7012 KB |
Output is correct |
80 |
Correct |
27 ms |
7068 KB |
Output is correct |
81 |
Correct |
27 ms |
7356 KB |
Output is correct |
82 |
Correct |
28 ms |
7072 KB |
Output is correct |
83 |
Correct |
28 ms |
7444 KB |
Output is correct |
84 |
Correct |
30 ms |
7840 KB |
Output is correct |
85 |
Correct |
31 ms |
7708 KB |
Output is correct |
86 |
Correct |
30 ms |
7612 KB |
Output is correct |
87 |
Correct |
32 ms |
7616 KB |
Output is correct |
88 |
Correct |
32 ms |
7704 KB |
Output is correct |
89 |
Correct |
32 ms |
7712 KB |
Output is correct |
90 |
Correct |
33 ms |
7976 KB |
Output is correct |
91 |
Correct |
32 ms |
7868 KB |
Output is correct |
92 |
Correct |
32 ms |
7704 KB |
Output is correct |
93 |
Correct |
32 ms |
7612 KB |
Output is correct |
94 |
Correct |
31 ms |
7744 KB |
Output is correct |
95 |
Correct |
31 ms |
7708 KB |
Output is correct |
96 |
Correct |
34 ms |
7852 KB |
Output is correct |
97 |
Correct |
32 ms |
7840 KB |
Output is correct |
98 |
Correct |
30 ms |
7840 KB |
Output is correct |
99 |
Correct |
32 ms |
7820 KB |
Output is correct |
100 |
Correct |
32 ms |
7700 KB |
Output is correct |
101 |
Correct |
31 ms |
7740 KB |
Output is correct |
102 |
Correct |
32 ms |
7684 KB |
Output is correct |