Submission #814822

# Submission time Handle Problem Language Result Execution time Memory
814822 2023-08-08T10:17:12 Z Cookie Dango Maker (JOI18_dango_maker) C++14
100 / 100
302 ms 35632 KB
#include<bits/stdc++.h>
#include<fstream>
using namespace std;
ifstream fin("FEEDING.INP");
ofstream fout("FEEDING.OUT");
#define sz(a) (int)a.size()
#define ll long long
#define pb push_back
#define forr(i, a, b) for(int i = a; i < b; i++)
#define dorr(i, a, b) for(int i = a; i >= b; i--)
#define ld long double
#define vt vector
#include<fstream>
#define fi first
#define se second
#define pll pair<ll, ll>
#define pii pair<int, int>
const ld PI = 3.14159265359;
using u128 = __uint128_t;
//const int x[4] = {1, -1, 0, 0};
// int y[4] = {0, 0, 1, -1};
const ll mod = 1e15 + 7, inf = 1e16;
const int mxn = 2e5 + 5;
int n, m;
int dp[3005][3];
char a[3005][3005];
bool up[3005][3005], rght[3005][3005];
signed main()
{
     ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n >> m;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            cin >> a[i][j];
        }
    }
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            if(a[i][j] == 'G'){
                if(a[i - 1][j] == 'R' && a[i + 1][j] == 'W')up[i][j] = 1;
                if(a[i][j - 1] == 'R' && a[i][j + 1] == 'W')rght[i][j] = 1;
            }
        }
    }
    int ans =0 ;
    for(int i = 2; i <= n + m; i++){
        for(int j = 1; j <= n; j++){
            dp[j][0] = dp[j][1] = dp[j][2] = 0;
        }
        for(int j = max(i - m, 1); j <= min(i - 1, n); j++){
            int col = i - j;
            dp[j][0] = max({dp[j - 1][0], dp[j - 1][1], dp[j - 1][2]});
            if(up[j][col]){
                dp[j][2] = max(dp[j - 1][0], dp[j - 1][2]) + 1;
            }else dp[j][2] = 0;
            if(rght[j][col]){
                dp[j][1] = max(dp[j - 1][0], dp[j - 1][1]) + 1;
            }else dp[j][1] = 0;
        }
        ans += max({dp[min(i - 1, n)][0], dp[min(i - 1, n)][1], dp[min(i - 1, n)][2]});
    }
    cout << ans;
    return(0);
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 380 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 380 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 0 ms 296 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 0 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 360 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 380 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 0 ms 296 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 0 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 360 KB Output is correct
54 Correct 0 ms 340 KB Output is correct
55 Correct 20 ms 9640 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 9 ms 14548 KB Output is correct
58 Correct 26 ms 9168 KB Output is correct
59 Correct 251 ms 26812 KB Output is correct
60 Correct 302 ms 35628 KB Output is correct
61 Correct 226 ms 35616 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 260 ms 35244 KB Output is correct
64 Correct 224 ms 35628 KB Output is correct
65 Correct 231 ms 35576 KB Output is correct
66 Correct 178 ms 35632 KB Output is correct
67 Correct 179 ms 24956 KB Output is correct
68 Correct 187 ms 25076 KB Output is correct
69 Correct 210 ms 31416 KB Output is correct
70 Correct 20 ms 10120 KB Output is correct
71 Correct 25 ms 10096 KB Output is correct
72 Correct 22 ms 10148 KB Output is correct
73 Correct 23 ms 10068 KB Output is correct
74 Correct 27 ms 10060 KB Output is correct
75 Correct 20 ms 10068 KB Output is correct
76 Correct 20 ms 10068 KB Output is correct
77 Correct 20 ms 10124 KB Output is correct
78 Correct 20 ms 10124 KB Output is correct
79 Correct 20 ms 10168 KB Output is correct
80 Correct 25 ms 10160 KB Output is correct
81 Correct 22 ms 10084 KB Output is correct
82 Correct 30 ms 10164 KB Output is correct
83 Correct 24 ms 10124 KB Output is correct
84 Correct 21 ms 10068 KB Output is correct
85 Correct 20 ms 10164 KB Output is correct
86 Correct 25 ms 10132 KB Output is correct
87 Correct 25 ms 10096 KB Output is correct
88 Correct 25 ms 10068 KB Output is correct
89 Correct 20 ms 10068 KB Output is correct
90 Correct 21 ms 10092 KB Output is correct