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Submission #680191

# Submission time Handle Problem Language Result Execution time Memory
680191 2023-01-10T07:39:06 Z fdnfksd Visiting Singapore (NOI20_visitingsingapore) C++14
10 / 100
 50 ms 89508 KB 
#include<bits/stdc++.h>
#define TASKNAME "codeforce"
#define pb push_back
#define pli pair<int,int>
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL);
using namespace std;
using ll=long long;
const ll maxN=5005;
const ll inf=1e18;
long long mn2[5005][5005],mn1[5005][5005];
long long k,n,m,a,b,s[maxN],v[103],t[maxN];
long long dp[5005][5005];
void update(ll i,ll j,long long val)
{
    mn1[i][j]=max(mn1[i][j-1],val);
    mn2[i][j]=max(mn2[i-1][j],val);
    dp[i][j]=max(dp[i-1][j],dp[i][j-1]);
    dp[i][j]=max(dp[i][j],1ll*val);
}
void solve()
{
    cin >> k >> n >> m >> a >> b;
    for(int i=1;i<=k;i++) cin >> v[i];
    for(int i=1;i<=n;i++) cin >> s[i];
    for(int i=1;i<=m;i++) cin >> t[i];
    dp[0][0]=mn1[0][0]=mn2[0][0]=-inf;
    for(int i=1;i<=n;i++)
    {
        dp[i][0]=dp[0][i]=mn1[i][0]=mn1[0][i]=mn2[0][i]=mn2[i][0]=-inf;
    }
    long long ans=-inf;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            if(s[i]==t[j])
            {
                if(i<=1||j<=1) dp[i][j]=-inf;
                dp[i][j]=max(dp[i][j],1ll*v[s[i]]+(a*(j>1)+b*(j-1)));
                ll x;
                x=mn1[i-1][j-1];
                dp[i][j]=max(dp[i][j],1ll*x+i*b+j*b-2*b+a+v[s[i]]);
                x=mn2[i-1][j-1];
                dp[i][j]=max(dp[i][j],1ll*x+i*b+j*b-2*b+a+v[s[i]]);
                if(i>=2&&j>=2)
                {
                    x=dp[i-2][j-2];
                    dp[i][j]=max(dp[i][j],1ll*x+i*b+j*b-2*b+2*a+v[s[i]]);
                }
            }
            else
            {
                dp[i][j]=-inf;
            }
            dp[i+1][j+1]=dp[i][j]+v[s[i+1]];
            ans=max(ans,1ll*dp[i][j]+(a*(m>j)+b*(m-j)));
            update(i,j,dp[i][j]-b*i-b*j);
        }
    }
    cout << ans;
}
int main()
{
    fastio
    //freopen(TASKNAME".INP","r",stdin);
    //freopen(TASKNAME".OUT","w",stdout);
    solve();
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3284 KB Output is correct
2 Correct 25 ms 31828 KB Output is correct
3 Correct 2 ms 3540 KB Output is correct
4 Correct 7 ms 11220 KB Output is correct
5 Correct 3 ms 4820 KB Output is correct
6 Correct 11 ms 15192 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 16 ms 20948 KB Output is correct
10 Correct 28 ms 36052 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 8 ms 9340 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 3 ms 3796 KB Output is correct
6 Correct 15 ms 18852 KB Output is correct
7 Correct 17 ms 17664 KB Output is correct
8 Correct 26 ms 26492 KB Output is correct
9 Correct 4 ms 4820 KB Output is correct
10 Correct 31 ms 35912 KB Output is correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 89508 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 89508 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 89508 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 596 KB Output is correct
4 Correct 0 ms 724 KB Output is correct
5 Correct 1 ms 724 KB Output is correct
6 Correct 1 ms 1364 KB Output is correct
7 Correct 1 ms 852 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 1 ms 1748 KB Output is correct
11 Correct 1 ms 1748 KB Output is correct
12 Correct 1 ms 1748 KB Output is correct
13 Incorrect 2 ms 1748 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #7
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3284 KB Output is correct
2 Correct 25 ms 31828 KB Output is correct
3 Correct 2 ms 3540 KB Output is correct
4 Correct 7 ms 11220 KB Output is correct
5 Correct 3 ms 4820 KB Output is correct
6 Correct 11 ms 15192 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 4 ms 7380 KB Output is correct
9 Correct 16 ms 20948 KB Output is correct
10 Correct 28 ms 36052 KB Output is correct
11 Correct 1 ms 724 KB Output is correct
12 Correct 1 ms 596 KB Output is correct
13 Correct 8 ms 9340 KB Output is correct
14 Correct 1 ms 1492 KB Output is correct
15 Correct 3 ms 3796 KB Output is correct
16 Correct 15 ms 18852 KB Output is correct
17 Correct 17 ms 17664 KB Output is correct
18 Correct 26 ms 26492 KB Output is correct
19 Correct 4 ms 4820 KB Output is correct
20 Correct 31 ms 35912 KB Output is correct
21 Incorrect 50 ms 89508 KB Output isn't correct
22 Halted 0 ms 0 KB -