oj.uz

Submission #678641

# Submission time Handle Problem Language Result Execution time Memory
678641 2023-01-06T09:09:44 Z vjudge1 Dango Maker (JOI18_dango_maker) C++17
100 / 100
 289 ms 167904 KB 
#include<bits/stdc++.h>
#define ll long long
#define ld long double
#define cd complex<ld>
#define pll pair<ll,ll>
#define pii pair<int,int>
#define pld pair<ld,ld>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
ll n, m;
char c[3005][3005];
ll dp[2][3005][3005];
ll ans[3005][3005];
bool chk[2][3005][3005];
//vector<pair<ll,pll>> T[2][3005][3005];
void solve()
{
    cin >> n >> m;
    for(int i = 1; i<= n; i++)
    {
        for(int j = 1; j<= m; j++) cin >> c[i][j];
    }
    for(int i = 1 ;i<= n; i++)
    {
        for(int j = 3; j<= m; j++)
        {
            if(c[i][j-1]=='G'&&c[i][j]=='W'&&c[i][j-1]!=c[i][j-2]&&c[i][j-2]!=c[i][j]&&c[i][j]!=c[i][j-1]) chk[0][i][j] = 1;
        }
    }
    for(int i = 3 ;i<= n; i++)
    {
        for(int j = 1; j<= m; j++)
        {
            if(c[i-1][j]=='G'&&c[i][j]=='W'&&c[i-1][j]!=c[i-2][j]&&c[i][j]!=c[i-2][j]&&c[i][j]!=c[i-1][j]) chk[1][i][j] = 1;
        }
    }
    for(int i = 1; i<= n; i++)
    {
        for(int j = 1; j<= m; j++)
        {
            dp[1][i][j] = chk[1][i][j]+dp[1][i-1][j+1];
            if(i-3>=0) dp[1][i][j] = max(dp[1][i][j], dp[0][i-3][j+3]+chk[1][i][j]);
            dp[0][i][j] = max(dp[0][i-1][j+1]+chk[0][i][j],dp[1][i][j]);
            //cout << i << " " << j << " " << dp[0][i][j] << " " << dp[1][i][j] << " " << chk[0][i][j] << " " << chk[1][i][j] << " " << dp[0][i-1][j+1]<< "\n";
        }
    }
    ll ans = 0;
    for(int i = 1; i<= n; i++)
    {
        for(int j = 1 ; j<= m; j++)
        {
            if(j==1||i==n)
            {
                ans += dp[0][i][j];
            }
            //cout << i << " " << j << " " << dp[0][i][j] << " " << dp[1][i][j] << " " << chk[0][i][j] << " " << chk[1][i][j] << " " << dp[0][i-1][j+1]<< "\n";
        }
    }
    cout << ans;
}
signed main()
{
    //freopen("IN.txt","r",stdin);
    //freopen("OUT.txt","w",stdout);
    ios_base::sync_with_stdio(NULL) ; cin.tie(nullptr) ; cout.tie(nullptr);
    ll t = 1;
    //cin >> t;
    while(t--)
    {
        solve();
        cout << "\n";
    }
}

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 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 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 0 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 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 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 0 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 468 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 468 KB Output is correct
28 Correct 0 ms 468 KB Output is correct
29 Correct 0 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 1 ms 468 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 0 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 0 ms 468 KB Output is correct
42 Correct 0 ms 468 KB Output is correct
43 Correct 0 ms 468 KB Output is correct
44 Correct 0 ms 468 KB Output is correct
45 Correct 0 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 0 ms 468 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 0 ms 468 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 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 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 0 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 468 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 468 KB Output is correct
28 Correct 0 ms 468 KB Output is correct
29 Correct 0 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 1 ms 468 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 0 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 0 ms 468 KB Output is correct
42 Correct 0 ms 468 KB Output is correct
43 Correct 0 ms 468 KB Output is correct
44 Correct 0 ms 468 KB Output is correct
45 Correct 0 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 0 ms 468 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 0 ms 468 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 15 ms 33748 KB Output is correct
56 Correct 1 ms 596 KB Output is correct
57 Correct 12 ms 30796 KB Output is correct
58 Correct 37 ms 32800 KB Output is correct
59 Correct 279 ms 167840 KB Output is correct
60 Correct 289 ms 167828 KB Output is correct
61 Correct 282 ms 167836 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 287 ms 167836 KB Output is correct
64 Correct 243 ms 167904 KB Output is correct
65 Correct 211 ms 167832 KB Output is correct
66 Correct 212 ms 167892 KB Output is correct
67 Correct 221 ms 157580 KB Output is correct
68 Correct 211 ms 157648 KB Output is correct
69 Correct 224 ms 164452 KB Output is correct
70 Correct 34 ms 33304 KB Output is correct
71 Correct 34 ms 33204 KB Output is correct
72 Correct 30 ms 33248 KB Output is correct
73 Correct 33 ms 33100 KB Output is correct
74 Correct 31 ms 33140 KB Output is correct
75 Correct 30 ms 33160 KB Output is correct
76 Correct 34 ms 33136 KB Output is correct
77 Correct 29 ms 33236 KB Output is correct
78 Correct 30 ms 33196 KB Output is correct
79 Correct 33 ms 33228 KB Output is correct
80 Correct 34 ms 33100 KB Output is correct
81 Correct 31 ms 33236 KB Output is correct
82 Correct 34 ms 33128 KB Output is correct
83 Correct 35 ms 33160 KB Output is correct
84 Correct 35 ms 33148 KB Output is correct
85 Correct 35 ms 33128 KB Output is correct
86 Correct 36 ms 33172 KB Output is correct
87 Correct 38 ms 33212 KB Output is correct
88 Correct 34 ms 33228 KB Output is correct
89 Correct 32 ms 33212 KB Output is correct
90 Correct 40 ms 33140 KB Output is correct