oj.uz

답안 #122988

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
122988 2019-06-29T22:41:36 Z zoooma13 Growing Vegetable is Fun 3 (JOI19_ho_t3) C++14
75 / 100
 500 ms 60896 KB 
#include <bits/stdc++.h>
using namespace std;

#define MAX_N 65
#define INF 0x3f3f3f3f

int n;
string s;
vector <int> pos[3];

int root = -1;
vector<vector<vector<int>>> dp[3] ,to_rch[3];
int solve(int t ,int p0 ,int p1 ,int p2){
    int i = p0+p1+p2;
    if(i == n)
		return 0;
    int&ret = (~t ? dp[t][p0][p1][p2] : root);
    if(~ret)
        return ret;
    ret = INF;

    int st[] = {p0 ,p1 ,p2};
    for(int nt=0; nt<3; nt++)
        if(t != nt && st[nt] < pos[nt].size()){
			int cost = to_rch[nt][st[0]][st[1]][st[2]];
			st[nt]++;
            ret = min(ret ,cost+solve(nt ,st[0] ,st[1] ,st[2]));
            st[nt]--;
        }
    return ret;
}

int main()
{
	//freopen("input.in" ,"r" ,stdin);
	
	while(cin >> n){
		pos[0].clear();
		pos[1].clear();
		pos[2].clear();
		
		cin >> s; n = s.size();
		
		for(int i=0; i<n; i++){
			if(s[i] == 'R') pos[0].push_back(i);
			if(s[i] == 'G') pos[1].push_back(i);
			if(s[i] == 'Y') pos[2].push_back(i);
		}
		
		for(int i=0; i<3; i++){
			dp[i].resize(pos[0].size()+1 ,vector<vector<int>>(pos[1].size()+1 ,vector<int>(pos[2].size()+1 ,-1)));
			to_rch[i].resize(pos[0].size()+1 ,vector<vector<int>>(pos[1].size()+1 ,vector<int>(pos[2].size()+1 ,0)));
		}
		
		for(int p0=0; p0<=pos[0].size(); p0++)
		for(int p1=0; p1<=pos[1].size(); p1++)
		for(int p2=0; p2<=pos[2].size(); p2++)
		{
			int st[] = {p0 ,p1 ,p2};
			for(int t=0; t<3; t++) if(st[t] < pos[t].size())
			for(int h=0; h<3; h++) if(h != t)
				to_rch[t][p0][p1][p2] += upper_bound(pos[h].begin()+st[h] ,pos[h].end() ,pos[t][st[t]])-(pos[h].begin()+st[h]);
		}

		root = -1 ,solve(-1 ,0 ,0 ,0);
		cout << (root == INF ? -1 : root) << endl;
	}
}

Compilation message

joi2019_ho_t3.cpp: In function 'int solve(int, int, int, int)':
joi2019_ho_t3.cpp:24:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(t != nt && st[nt] < pos[nt].size()){
                       ~~~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:55:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int p0=0; p0<=pos[0].size(); p0++)
                 ~~^~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:56:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int p1=0; p1<=pos[1].size(); p1++)
                 ~~^~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:57:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int p2=0; p2<=pos[2].size(); p2++)
                 ~~^~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:60:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int t=0; t<3; t++) if(st[t] < pos[t].size())
                              ~~~~~~^~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 128 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 252 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct

Subtask #2
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 128 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 252 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 4 ms 632 KB Output is correct
19 Correct 4 ms 632 KB Output is correct
20 Correct 3 ms 632 KB Output is correct
21 Correct 3 ms 632 KB Output is correct
22 Correct 3 ms 632 KB Output is correct
23 Correct 3 ms 632 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 2 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 632 KB Output is correct
29 Correct 3 ms 632 KB Output is correct
30 Correct 3 ms 632 KB Output is correct
31 Correct 3 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 2 ms 632 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 3 ms 632 KB Output is correct
36 Correct 3 ms 632 KB Output is correct
37 Correct 3 ms 608 KB Output is correct
38 Correct 3 ms 632 KB Output is correct
39 Correct 3 ms 632 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 504 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 25 ms 13688 KB Output is correct
3 Correct 25 ms 13660 KB Output is correct
4 Correct 32 ms 13688 KB Output is correct
5 Correct 26 ms 13688 KB Output is correct
6 Correct 26 ms 13688 KB Output is correct
7 Correct 26 ms 13688 KB Output is correct
8 Correct 25 ms 13688 KB Output is correct
9 Correct 25 ms 13560 KB Output is correct
10 Correct 26 ms 13688 KB Output is correct
11 Correct 25 ms 13688 KB Output is correct
12 Correct 8 ms 3960 KB Output is correct
13 Correct 13 ms 6648 KB Output is correct
14 Correct 18 ms 9436 KB Output is correct
15 Correct 26 ms 13688 KB Output is correct
16 Correct 26 ms 13688 KB Output is correct

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 128 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 252 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 4 ms 632 KB Output is correct
19 Correct 4 ms 632 KB Output is correct
20 Correct 3 ms 632 KB Output is correct
21 Correct 3 ms 632 KB Output is correct
22 Correct 3 ms 632 KB Output is correct
23 Correct 3 ms 632 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 2 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 632 KB Output is correct
29 Correct 3 ms 632 KB Output is correct
30 Correct 3 ms 632 KB Output is correct
31 Correct 3 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 2 ms 632 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 3 ms 632 KB Output is correct
36 Correct 3 ms 632 KB Output is correct
37 Correct 3 ms 608 KB Output is correct
38 Correct 3 ms 632 KB Output is correct
39 Correct 3 ms 632 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 504 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 25 ms 13688 KB Output is correct
44 Correct 25 ms 13660 KB Output is correct
45 Correct 32 ms 13688 KB Output is correct
46 Correct 26 ms 13688 KB Output is correct
47 Correct 26 ms 13688 KB Output is correct
48 Correct 26 ms 13688 KB Output is correct
49 Correct 25 ms 13688 KB Output is correct
50 Correct 25 ms 13560 KB Output is correct
51 Correct 26 ms 13688 KB Output is correct
52 Correct 25 ms 13688 KB Output is correct
53 Correct 8 ms 3960 KB Output is correct
54 Correct 13 ms 6648 KB Output is correct
55 Correct 18 ms 9436 KB Output is correct
56 Correct 26 ms 13688 KB Output is correct
57 Correct 26 ms 13688 KB Output is correct
58 Execution timed out 566 ms 60896 KB Time limit exceeded
59 Halted 0 ms 0 KB -