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답안 #430807

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
430807 2021-06-17T05:31:46 Z Belgutei 전선 연결 (IOI17_wiring) C++17
100 / 100
 53 ms 8132 KB 
#include "wiring.h"
#include<bits/stdc++.h>

using namespace std;

#define ll long long
#define ff first
#define ss second
#define pb push_back
#define mk make_pair

pair<ll,ll> a[200005];
ll sum[200005],cnt;
ll dp[200005];

long long min_total_length(std::vector<int> red, std::vector<int> blue) {
	for(int i=0; i<red.size(); i++){
		cnt++;
		a[cnt].ff=red[i];
		a[cnt].ss=0;
	}
	for(int i=0; i<blue.size(); i++){
		cnt++;
		a[cnt].ff=blue[i];
		a[cnt].ss=1;
	}
	sort(a+1,a+cnt+1);
	for(int i=1; i<=cnt; i++){
		sum[i]=sum[i-1]+a[i].ff;	
	}
	a[0].ff=-1e9;
	a[0].ss=1-a[1].ss;
	for(int i=1, p=1; i<=cnt; i++){
		int j=i;
		while(j<cnt && a[j+1].ss==a[i].ss) j++;
		for(int k=p; k<i; k++){
			dp[k]=min(dp[k],dp[k-1]+a[i].ff-a[k].ff);
		}
		ll C=0,M=dp[i-1];
		for(int k=i; k<=j; k++){
			C+=a[k].ff-a[i-1].ff;
			int x=2*i-k-2;
			if(x+1>=p){
				M=min(M,dp[x]+a[i-1].ff*(i-x-1)-(sum[i-1]-sum[x]));
			}
			dp[k]=M+C;
		}
		p=i;
		i=j;
	}
	return dp[cnt];
}

Compilation message

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:17:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |  for(int i=0; i<red.size(); i++){
      |               ~^~~~~~~~~~~
wiring.cpp:22:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |  for(int i=0; i<blue.size(); i++){
      |               ~^~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 0 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 26 ms 6152 KB Output is correct
4 Correct 26 ms 6152 KB Output is correct
5 Correct 25 ms 6148 KB Output is correct
6 Correct 36 ms 8000 KB Output is correct
7 Correct 41 ms 8000 KB Output is correct
8 Correct 35 ms 8076 KB Output is correct
9 Correct 35 ms 8004 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 51 ms 8128 KB Output is correct
4 Correct 51 ms 8128 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 49 ms 8088 KB Output is correct
19 Correct 50 ms 8004 KB Output is correct
20 Correct 52 ms 8072 KB Output is correct
21 Correct 48 ms 8004 KB Output is correct
22 Correct 49 ms 8004 KB Output is correct
23 Correct 49 ms 8000 KB Output is correct
24 Correct 49 ms 8000 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 44 ms 8120 KB Output is correct
3 Correct 45 ms 8004 KB Output is correct
4 Correct 46 ms 8076 KB Output is correct
5 Correct 47 ms 8068 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Correct 48 ms 8040 KB Output is correct
19 Correct 43 ms 8004 KB Output is correct
20 Correct 43 ms 8072 KB Output is correct
21 Correct 40 ms 8000 KB Output is correct
22 Correct 41 ms 8004 KB Output is correct
23 Correct 35 ms 8012 KB Output is correct
24 Correct 38 ms 8088 KB Output is correct

Subtask #5
45.0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 0 ms 332 KB Output is correct
11 Correct 0 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 26 ms 6152 KB Output is correct
20 Correct 26 ms 6152 KB Output is correct
21 Correct 25 ms 6148 KB Output is correct
22 Correct 36 ms 8000 KB Output is correct
23 Correct 41 ms 8000 KB Output is correct
24 Correct 35 ms 8076 KB Output is correct
25 Correct 35 ms 8004 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 51 ms 8128 KB Output is correct
29 Correct 51 ms 8128 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 0 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 0 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 0 ms 204 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 49 ms 8088 KB Output is correct
44 Correct 50 ms 8004 KB Output is correct
45 Correct 52 ms 8072 KB Output is correct
46 Correct 48 ms 8004 KB Output is correct
47 Correct 49 ms 8004 KB Output is correct
48 Correct 49 ms 8000 KB Output is correct
49 Correct 49 ms 8000 KB Output is correct
50 Correct 1 ms 204 KB Output is correct
51 Correct 44 ms 8120 KB Output is correct
52 Correct 45 ms 8004 KB Output is correct
53 Correct 46 ms 8076 KB Output is correct
54 Correct 47 ms 8068 KB Output is correct
55 Correct 1 ms 204 KB Output is correct
56 Correct 0 ms 204 KB Output is correct
57 Correct 0 ms 204 KB Output is correct
58 Correct 0 ms 204 KB Output is correct
59 Correct 0 ms 204 KB Output is correct
60 Correct 0 ms 204 KB Output is correct
61 Correct 0 ms 204 KB Output is correct
62 Correct 1 ms 204 KB Output is correct
63 Correct 0 ms 204 KB Output is correct
64 Correct 0 ms 204 KB Output is correct
65 Correct 0 ms 204 KB Output is correct
66 Correct 0 ms 332 KB Output is correct
67 Correct 48 ms 8040 KB Output is correct
68 Correct 43 ms 8004 KB Output is correct
69 Correct 43 ms 8072 KB Output is correct
70 Correct 40 ms 8000 KB Output is correct
71 Correct 41 ms 8004 KB Output is correct
72 Correct 35 ms 8012 KB Output is correct
73 Correct 38 ms 8088 KB Output is correct
74 Correct 42 ms 8000 KB Output is correct
75 Correct 46 ms 8068 KB Output is correct
76 Correct 44 ms 8072 KB Output is correct
77 Correct 40 ms 8000 KB Output is correct
78 Correct 40 ms 7996 KB Output is correct
79 Correct 42 ms 8132 KB Output is correct
80 Correct 35 ms 8004 KB Output is correct
81 Correct 51 ms 8132 KB Output is correct
82 Correct 35 ms 8004 KB Output is correct
83 Correct 36 ms 8008 KB Output is correct
84 Correct 36 ms 8004 KB Output is correct
85 Correct 44 ms 7996 KB Output is correct
86 Correct 39 ms 8004 KB Output is correct
87 Correct 39 ms 7992 KB Output is correct
88 Correct 43 ms 8076 KB Output is correct
89 Correct 38 ms 8072 KB Output is correct
90 Correct 53 ms 8076 KB Output is correct
91 Correct 38 ms 8000 KB Output is correct
92 Correct 43 ms 7992 KB Output is correct
93 Correct 39 ms 8072 KB Output is correct
94 Correct 40 ms 8068 KB Output is correct
95 Correct 42 ms 8004 KB Output is correct
96 Correct 37 ms 8004 KB Output is correct
97 Correct 37 ms 7988 KB Output is correct
98 Correct 39 ms 8000 KB Output is correct
99 Correct 38 ms 8080 KB Output is correct
100 Correct 45 ms 8116 KB Output is correct
101 Correct 39 ms 8004 KB Output is correct
102 Correct 45 ms 8000 KB Output is correct