Submission #163524

# Submission time Handle Problem Language Result Execution time Memory
163524 2019-11-13T17:43:24 Z nvmdava Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
100 / 100
469 ms 163092 KB
#include <bits/stdc++.h>
#pragma GCC optimize("unroll-loops")
using namespace std;
#define ll long long
#define ff first
#define ss second
#define pb push_back
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define N 405
#define INF 0x3f3f3f3f
#define MOD 1000000007LL
 
char c;
int dp[N][N][N][3];
int a[N];
vector<int> app[3];
 
int i[3];

int cost(int k){
	i[k]--;
	int res = INF;
	for(int r = 0; r < 3; ++r)
		if(r != k)
			res = min(res, dp[i[0]][i[1]][i[2]][r]);
	
	int v = app[k][i[k]];
	i[k]++;
	int w = v;
	for(int j = 0; j < 3; j++){
		int a = upper_bound(app[j].begin(), app[j].begin() + i[j], v) - app[j].begin();
		w += max(0, i[j] - a);
	}
 
	return res + abs(i[0] + i[1] + i[2] - w);
}

int s[3];
 
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
 
    int n;
    cin>>n;
 
    for(int i = 1; i <= n; i++){
    	cin>>c;
    	if(c == 'R')
    		app[0].push_back(i);
    	else if(c == 'G')
    		app[1].push_back(i);
    	else
    		app[2].push_back(i);
    }

    for(int i = 0; i < 3; ++i)
    	s[i] = app[i].size();

    for(i[0] = 0; i[0] <= s[0]; ++i[0]){
    	for(i[1] = 0; i[1] <= s[1]; ++i[1]){
    		for(i[2] = 0; i[2] <= s[2]; ++i[2]){
    			for(int k = 0; k < 3; ++k){

    				if(i[0] + i[1] + i[2] == 0)
    					dp[i[0]][i[1]][i[2]][k] = 0;
    				else if(i[k] == 0)
	    				dp[i[0]][i[1]][i[2]][k] = INF;
	    			else
 		   				dp[i[0]][i[1]][i[2]][k] = cost(k);
    			}
    		}
    	}
    }
    int res = min(dp[s[0]][s[1]][s[2]][0], min(dp[s[0]][s[1]][s[2]][1], dp[s[0]][s[1]][s[2]][2]));
    if(res == 0x3f3f3f3f)
    	cout<<-1;
    else
    	cout<<res;
}
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 11 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 500 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 14 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 548 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 11 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 500 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 14 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 548 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 5 ms 2424 KB Output is correct
19 Correct 4 ms 1912 KB Output is correct
20 Correct 5 ms 2296 KB Output is correct
21 Correct 5 ms 2424 KB Output is correct
22 Correct 4 ms 1656 KB Output is correct
23 Correct 4 ms 2168 KB Output is correct
24 Correct 4 ms 1660 KB Output is correct
25 Correct 5 ms 3960 KB Output is correct
26 Correct 5 ms 4216 KB Output is correct
27 Correct 5 ms 3192 KB Output is correct
28 Correct 4 ms 2424 KB Output is correct
29 Correct 4 ms 2268 KB Output is correct
30 Correct 4 ms 2296 KB Output is correct
31 Correct 4 ms 2040 KB Output is correct
32 Correct 5 ms 2396 KB Output is correct
33 Correct 5 ms 3960 KB Output is correct
34 Correct 5 ms 3576 KB Output is correct
35 Correct 5 ms 2808 KB Output is correct
36 Correct 4 ms 1884 KB Output is correct
37 Correct 4 ms 1784 KB Output is correct
38 Correct 4 ms 2168 KB Output is correct
39 Correct 4 ms 2296 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 4 ms 2296 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 123 ms 162960 KB Output is correct
3 Correct 123 ms 162188 KB Output is correct
4 Correct 125 ms 163000 KB Output is correct
5 Correct 126 ms 163064 KB Output is correct
6 Correct 134 ms 162992 KB Output is correct
7 Correct 126 ms 162268 KB Output is correct
8 Correct 126 ms 162296 KB Output is correct
9 Correct 123 ms 161400 KB Output is correct
10 Correct 130 ms 163064 KB Output is correct
11 Correct 140 ms 163092 KB Output is correct
12 Correct 39 ms 44156 KB Output is correct
13 Correct 62 ms 77176 KB Output is correct
14 Correct 86 ms 111480 KB Output is correct
15 Correct 136 ms 163064 KB Output is correct
16 Correct 139 ms 162936 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 11 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 504 KB Output is correct
8 Correct 2 ms 500 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 14 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 548 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 5 ms 2424 KB Output is correct
19 Correct 4 ms 1912 KB Output is correct
20 Correct 5 ms 2296 KB Output is correct
21 Correct 5 ms 2424 KB Output is correct
22 Correct 4 ms 1656 KB Output is correct
23 Correct 4 ms 2168 KB Output is correct
24 Correct 4 ms 1660 KB Output is correct
25 Correct 5 ms 3960 KB Output is correct
26 Correct 5 ms 4216 KB Output is correct
27 Correct 5 ms 3192 KB Output is correct
28 Correct 4 ms 2424 KB Output is correct
29 Correct 4 ms 2268 KB Output is correct
30 Correct 4 ms 2296 KB Output is correct
31 Correct 4 ms 2040 KB Output is correct
32 Correct 5 ms 2396 KB Output is correct
33 Correct 5 ms 3960 KB Output is correct
34 Correct 5 ms 3576 KB Output is correct
35 Correct 5 ms 2808 KB Output is correct
36 Correct 4 ms 1884 KB Output is correct
37 Correct 4 ms 1784 KB Output is correct
38 Correct 4 ms 2168 KB Output is correct
39 Correct 4 ms 2296 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 4 ms 2296 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 123 ms 162960 KB Output is correct
44 Correct 123 ms 162188 KB Output is correct
45 Correct 125 ms 163000 KB Output is correct
46 Correct 126 ms 163064 KB Output is correct
47 Correct 134 ms 162992 KB Output is correct
48 Correct 126 ms 162268 KB Output is correct
49 Correct 126 ms 162296 KB Output is correct
50 Correct 123 ms 161400 KB Output is correct
51 Correct 130 ms 163064 KB Output is correct
52 Correct 140 ms 163092 KB Output is correct
53 Correct 39 ms 44156 KB Output is correct
54 Correct 62 ms 77176 KB Output is correct
55 Correct 86 ms 111480 KB Output is correct
56 Correct 136 ms 163064 KB Output is correct
57 Correct 139 ms 162936 KB Output is correct
58 Correct 449 ms 76240 KB Output is correct
59 Correct 469 ms 96632 KB Output is correct
60 Correct 462 ms 87832 KB Output is correct
61 Correct 462 ms 84868 KB Output is correct
62 Correct 154 ms 160760 KB Output is correct
63 Correct 163 ms 160376 KB Output is correct
64 Correct 288 ms 150212 KB Output is correct
65 Correct 377 ms 138744 KB Output is correct
66 Correct 343 ms 86136 KB Output is correct
67 Correct 344 ms 82924 KB Output is correct
68 Correct 380 ms 88788 KB Output is correct
69 Correct 412 ms 85624 KB Output is correct
70 Correct 397 ms 92692 KB Output is correct
71 Correct 428 ms 83960 KB Output is correct
72 Correct 134 ms 41720 KB Output is correct
73 Correct 24 ms 2936 KB Output is correct