oj.uz

Submission #709504

# Submission time Handle Problem Language Result Execution time Memory
709504 2023-03-13T18:53:07 Z Spade1 Dango Maker (JOI18_dango_maker) C++14
100 / 100
 217 ms 18200 KB 
#include<bits/stdc++.h>
//#include "grader.h"
#define pii pair<int, int>
#define pll pair<long long, long long>
#define ll long long
#define ld long double
#define st first
#define nd second
#define pb push_back
#define INF INT_MAX
using namespace std;

const int N = 3e3 + 10;
int dp[N][3];
char c[N][N];

void solve() {
    int n, m; cin >> n >> m;
    for (int i = 1; i <= n; ++i) for (int j = 1; j <= m; ++j) cin >> c[i][j];
    vector<pii> v;
    int ans = 0;
    for (int i = 1; i <= n; ++i) v.pb({i, 1});
    for (int j = 2; j <= m; ++j) v.pb({n, j});
    for (auto [x, y] : v) {
        memset(dp, 0, sizeof(dp));
        int cur = 0;
        for (; x >= 1 && y <= m; --x, ++y) {
            dp[y][0] = dp[y-1][0];
            if (y >= 3 && c[x][y] == 'W' && c[x][y-1] == 'G' && c[x][y-2] == 'R') {
                dp[y][1] = max(dp[y][1], max(dp[y-1][1], dp[y-2][1])+1);
                dp[y][1] = max(dp[y][1], dp[y-3][0]+1);
            }
            if (x >= 3 && c[x][y] == 'W' && c[x-1][y] == 'G' && c[x-2][y] == 'R') {
                dp[y][2] = max(dp[y][2], dp[y-1][0]+1);
            }
            dp[y][0] = max(dp[y][0], max(dp[y][1], dp[y][2]));
            cur = max(cur, dp[y][0]);
        }
        ans += cur;
    }
    cout << ans << '\n';
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(NULL);
    int t = 1;
//    cin >> t;
    while (t--) {
        solve();
    }
    return 0;
}

Compilation message

dango_maker.cpp: In function 'void solve()':
dango_maker.cpp:24:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   24 |     for (auto [x, y] : v) {
      |               ^

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 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 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 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 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 340 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 340 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 1 ms 292 KB Output is correct
36 Correct 1 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 328 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 324 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 320 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 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 324 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 340 KB Output is correct

Subtask #3
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 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 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 340 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 340 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 1 ms 292 KB Output is correct
36 Correct 1 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 328 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 324 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 320 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 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 324 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 340 KB Output is correct
54 Correct 4 ms 328 KB Output is correct
55 Correct 7 ms 9172 KB Output is correct
56 Correct 4 ms 344 KB Output is correct
57 Correct 5 ms 6228 KB Output is correct
58 Correct 29 ms 4252 KB Output is correct
59 Correct 217 ms 18200 KB Output is correct
60 Correct 199 ms 18092 KB Output is correct
61 Correct 200 ms 18076 KB Output is correct
62 Correct 3 ms 340 KB Output is correct
63 Correct 200 ms 17804 KB Output is correct
64 Correct 178 ms 18092 KB Output is correct
65 Correct 169 ms 18100 KB Output is correct
66 Correct 175 ms 18124 KB Output is correct
67 Correct 161 ms 18092 KB Output is correct
68 Correct 150 ms 17984 KB Output is correct
69 Correct 157 ms 18076 KB Output is correct
70 Correct 24 ms 4416 KB Output is correct
71 Correct 23 ms 4192 KB Output is correct
72 Correct 21 ms 4320 KB Output is correct
73 Correct 21 ms 4220 KB Output is correct
74 Correct 20 ms 4308 KB Output is correct
75 Correct 21 ms 4308 KB Output is correct
76 Correct 20 ms 4308 KB Output is correct
77 Correct 20 ms 4320 KB Output is correct
78 Correct 20 ms 4180 KB Output is correct
79 Correct 20 ms 4216 KB Output is correct
80 Correct 22 ms 4180 KB Output is correct
81 Correct 27 ms 4188 KB Output is correct
82 Correct 21 ms 4304 KB Output is correct
83 Correct 21 ms 4216 KB Output is correct
84 Correct 22 ms 4316 KB Output is correct
85 Correct 20 ms 4216 KB Output is correct
86 Correct 24 ms 4224 KB Output is correct
87 Correct 20 ms 4200 KB Output is correct
88 Correct 22 ms 4304 KB Output is correct
89 Correct 22 ms 4212 KB Output is correct
90 Correct 22 ms 4216 KB Output is correct