oj.uz

Submission #559677

# Submission time Handle Problem Language Result Execution time Memory
559677 2022-05-10T11:28:48 Z jamezzz Wiring (IOI17_wiring) C++17
100 / 100
 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){
      |              ~^~~~~~~~~~

Subtask #1
7.0 / 7.0

# 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

Subtask #2
13.0 / 13.0

# 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

Subtask #3
10.0 / 10.0

# 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

Subtask #4
25.0 / 25.0

# 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

Subtask #5
45.0 / 45.0

# 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