답안 #899886

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
899886	2024-01-07T08:18:50 Z	nightfal	전선 연결 (IOI17_wiring)	C++14	100 / 100	26 ms	5200 KB

wiring

#include <cassert>
#include <cstdio>
#include <vector>
#include <climits>
#include <stdlib.h>
#include <algorithm>
using namespace std;
 
long long min_total_length(std::vector<int> r, std::vector<int> b) {
    int n = r.size(), m = b.size();
    vector<pair<int,int>> a(n+m);
    
    for(int i=0, j=0; i<n || j<m;)
        i==n? a[i+j++]=make_pair(j,1): j==m? a[j+i++]=make_pair(i,0): r[i]<b[j]? a[j+i++]=make_pair(i,0): a[i+j++]=make_pair(j,1);

    vector<long long> dp(n+m,LLONG_MAX);

    long long sumL=0, cntL=0, sumR=0, cntR=0, gap=0;
    int prev=-1, curr=0, optIdx=0;

    for(int i=1; i<n+m; i++) {
        if (a[i].second != a[i-1].second) {
            prev=curr; curr=i; sumR=cntR=0; sumL=0; optIdx=curr-1;
            gap= a[prev].second==0? b[a[curr].first]-r[a[curr-1].first]: r[a[curr].first]-b[a[curr-1].first];
        }

        if (prev==-1) continue;

        sumR += a[curr].second==0? r[a[i].first]-r[a[curr].first]:b[a[i].first]-b[a[curr].first];
        cntR++;

        for(int j=optIdx; j>=prev; j--) {
            cntL=curr-j; 
            sumL += a[prev].second==0? r[a[curr-1].first]-r[a[j].first]:b[a[curr-1].first]-b[a[j].first]; 
            long long temp = sumL + sumR + max(cntL,cntR)*gap;
            if (j==0) {dp[i] = min(dp[i],temp); optIdx = 0;}
            else {
                long long minDP = min(dp[j-1],dp[j]);        
                if (minDP == LLONG_MAX) continue;
                else temp += minDP;                    
                if (dp[i]>temp) {dp[i]=temp;optIdx=j;}
                else break;
            }
        }
        for(int k=max(optIdx-1,prev); k<=optIdx; k++)
            sumL -= a[prev].second==0? r[a[curr-1].first]-r[a[k].first]:b[a[curr-1].first]-b[a[k].first]; 
    }
    return dp[n+m-1];
}

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct

Subtask #2
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	15 ms	3840 KB	Output is correct
4	Correct	14 ms	3932 KB	Output is correct
5	Correct	14 ms	3932 KB	Output is correct
6	Correct	22 ms	4944 KB	Output is correct
7	Correct	19 ms	4956 KB	Output is correct
8	Correct	20 ms	4952 KB	Output is correct
9	Correct	19 ms	4952 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	21 ms	5060 KB	Output is correct
4	Correct	25 ms	5200 KB	Output is correct
5	Correct	0 ms	600 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	344 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	21 ms	4956 KB	Output is correct
19	Correct	21 ms	4952 KB	Output is correct
20	Correct	20 ms	4956 KB	Output is correct
21	Correct	21 ms	5048 KB	Output is correct
22	Correct	23 ms	5060 KB	Output is correct
23	Correct	22 ms	4956 KB	Output is correct
24	Correct	25 ms	4948 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	18 ms	4956 KB	Output is correct
3	Correct	18 ms	5056 KB	Output is correct
4	Correct	18 ms	5048 KB	Output is correct
5	Correct	18 ms	4956 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	360 KB	Output is correct
18	Correct	17 ms	4956 KB	Output is correct
19	Correct	18 ms	5060 KB	Output is correct
20	Correct	18 ms	4956 KB	Output is correct
21	Correct	17 ms	4956 KB	Output is correct
22	Correct	18 ms	4956 KB	Output is correct
23	Correct	17 ms	4956 KB	Output is correct
24	Correct	19 ms	4956 KB	Output is correct

Subtask #5
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	15 ms	3840 KB	Output is correct
20	Correct	14 ms	3932 KB	Output is correct
21	Correct	14 ms	3932 KB	Output is correct
22	Correct	22 ms	4944 KB	Output is correct
23	Correct	19 ms	4956 KB	Output is correct
24	Correct	20 ms	4952 KB	Output is correct
25	Correct	19 ms	4952 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	21 ms	5060 KB	Output is correct
29	Correct	25 ms	5200 KB	Output is correct
30	Correct	0 ms	600 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	344 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	0 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	0 ms	348 KB	Output is correct
40	Correct	0 ms	348 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct
42	Correct	0 ms	348 KB	Output is correct
43	Correct	21 ms	4956 KB	Output is correct
44	Correct	21 ms	4952 KB	Output is correct
45	Correct	20 ms	4956 KB	Output is correct
46	Correct	21 ms	5048 KB	Output is correct
47	Correct	23 ms	5060 KB	Output is correct
48	Correct	22 ms	4956 KB	Output is correct
49	Correct	25 ms	4948 KB	Output is correct
50	Correct	1 ms	348 KB	Output is correct
51	Correct	18 ms	4956 KB	Output is correct
52	Correct	18 ms	5056 KB	Output is correct
53	Correct	18 ms	5048 KB	Output is correct
54	Correct	18 ms	4956 KB	Output is correct
55	Correct	0 ms	348 KB	Output is correct
56	Correct	0 ms	348 KB	Output is correct
57	Correct	0 ms	348 KB	Output is correct
58	Correct	0 ms	348 KB	Output is correct
59	Correct	0 ms	344 KB	Output is correct
60	Correct	0 ms	348 KB	Output is correct
61	Correct	0 ms	348 KB	Output is correct
62	Correct	0 ms	348 KB	Output is correct
63	Correct	0 ms	348 KB	Output is correct
64	Correct	0 ms	348 KB	Output is correct
65	Correct	0 ms	348 KB	Output is correct
66	Correct	0 ms	360 KB	Output is correct
67	Correct	17 ms	4956 KB	Output is correct
68	Correct	18 ms	5060 KB	Output is correct
69	Correct	18 ms	4956 KB	Output is correct
70	Correct	17 ms	4956 KB	Output is correct
71	Correct	18 ms	4956 KB	Output is correct
72	Correct	17 ms	4956 KB	Output is correct
73	Correct	19 ms	4956 KB	Output is correct
74	Correct	19 ms	5060 KB	Output is correct
75	Correct	18 ms	4956 KB	Output is correct
76	Correct	19 ms	4956 KB	Output is correct
77	Correct	18 ms	5056 KB	Output is correct
78	Correct	17 ms	4952 KB	Output is correct
79	Correct	19 ms	4956 KB	Output is correct
80	Correct	18 ms	4956 KB	Output is correct
81	Correct	17 ms	4956 KB	Output is correct
82	Correct	17 ms	4956 KB	Output is correct
83	Correct	18 ms	4956 KB	Output is correct
84	Correct	19 ms	4952 KB	Output is correct
85	Correct	20 ms	4956 KB	Output is correct
86	Correct	19 ms	5136 KB	Output is correct
87	Correct	24 ms	5052 KB	Output is correct
88	Correct	19 ms	4952 KB	Output is correct
89	Correct	20 ms	4956 KB	Output is correct
90	Correct	19 ms	4956 KB	Output is correct
91	Correct	19 ms	5120 KB	Output is correct
92	Correct	20 ms	4956 KB	Output is correct
93	Correct	26 ms	5060 KB	Output is correct
94	Correct	21 ms	4956 KB	Output is correct
95	Correct	20 ms	4956 KB	Output is correct
96	Correct	19 ms	4956 KB	Output is correct
97	Correct	19 ms	4956 KB	Output is correct
98	Correct	24 ms	5048 KB	Output is correct
99	Correct	20 ms	4956 KB	Output is correct
100	Correct	20 ms	5052 KB	Output is correct
101	Correct	19 ms	5056 KB	Output is correct
102	Correct	20 ms	5132 KB	Output is correct

답안 #899886

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 13.0 / 13.0

Subtask #3 10.0 / 10.0

Subtask #4 25.0 / 25.0

Subtask #5 45.0 / 45.0

Subtask #1
7.0 / 7.0

Subtask #2
13.0 / 13.0

Subtask #3
10.0 / 10.0

Subtask #4
25.0 / 25.0

Subtask #5
45.0 / 45.0