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Submission #680185

# Submission time Handle Problem Language Result Execution time Memory
680185 2023-01-10T07:27:11 Z fdnfksd Visiting Singapore (NOI20_visitingsingapore) C++14
10 / 100
 45 ms 80844 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=int;
const ll maxN=5005;
const ll inf=2e9;
ll mn[5005][5005],mn2[5005][5005],mn1[5005][5005];
void update(ll i,ll j,ll val)
{
    mn1[i][j]=max(mn1[i][j-1],val);
    mn2[i][j]=max(mn2[i-1][j],val);
    mn[i][j]=max({mn[i-1][j],mn[i][j-1],val});
}
ll k,n,m,a,b,s[maxN],v[101],t[maxN],dp[5005][5005];
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];
    mn[0][0]=mn1[0][0]=mn2[0][0]=-inf;
    for(int i=1;i<=n;i++)
    {
        mn[i][0]=mn[0][i]=mn1[i][0]=mn1[0][i]=mn2[0][i]=mn2[i][0]=-inf;
    }
    dp[0][0]=0;
    ll ans=-inf;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            if(s[i]==t[j])
            {
                dp[i][j]=v[s[i]]+(a*(j>1)+b*(j-1));
                ll x;
                x=mn1[i-1][j-1];
                dp[i][j]=max(dp[i][j],x+i*b+j*b-2*b+a+v[s[i]]);
                x=mn2[i-1][j-1];
                dp[i][j]=max(dp[i][j],x+i*b+j*b-2*b+a+v[s[i]]);
                if(i>=2&&j>=2)
                {
                    x=mn[i-2][j-2];
                    dp[i][j]=max(dp[i][j],x+i*b+j*b-2*b+2*a+v[s[i]]);
                }
                if(i>1&&j>1) dp[i][j]=max(dp[i][j],dp[i-1][j-1]+v[s[i]]);
            }
            else
            {
                dp[i][j]=-inf;
            }
            update(i,j,dp[i][j]-b*i-b*j);
            ans=max(ans,dp[i][j]+(a*(m>j)+b*(m-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 4052 KB Output is correct
2 Correct 22 ms 28820 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 6 ms 14548 KB Output is correct
5 Correct 3 ms 6228 KB Output is correct
6 Correct 11 ms 16340 KB Output is correct
7 Correct 2 ms 3412 KB Output is correct
8 Correct 4 ms 8660 KB Output is correct
9 Correct 15 ms 20320 KB Output is correct
10 Correct 27 ms 32068 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 0 ms 596 KB Output is correct
3 Correct 6 ms 8788 KB Output is correct
4 Correct 1 ms 1620 KB Output is correct
5 Correct 3 ms 3924 KB Output is correct
6 Correct 13 ms 17480 KB Output is correct
7 Correct 14 ms 16012 KB Output is correct
8 Correct 20 ms 24224 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 25 ms 31984 KB Output is correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 45 ms 80844 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 45 ms 80844 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 45 ms 80844 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 1364 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 1 ms 596 KB Output is correct
4 Correct 1 ms 852 KB Output is correct
5 Correct 1 ms 852 KB Output is correct
6 Correct 1 ms 1620 KB Output is correct
7 Correct 1 ms 1108 KB Output is correct
8 Correct 1 ms 852 KB Output is correct
9 Correct 1 ms 1364 KB Output is correct
10 Correct 1 ms 2004 KB Output is correct
11 Correct 1 ms 2004 KB Output is correct
12 Correct 1 ms 2004 KB Output is correct
13 Incorrect 1 ms 2004 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 4052 KB Output is correct
2 Correct 22 ms 28820 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 6 ms 14548 KB Output is correct
5 Correct 3 ms 6228 KB Output is correct
6 Correct 11 ms 16340 KB Output is correct
7 Correct 2 ms 3412 KB Output is correct
8 Correct 4 ms 8660 KB Output is correct
9 Correct 15 ms 20320 KB Output is correct
10 Correct 27 ms 32068 KB Output is correct
11 Correct 1 ms 596 KB Output is correct
12 Correct 0 ms 596 KB Output is correct
13 Correct 6 ms 8788 KB Output is correct
14 Correct 1 ms 1620 KB Output is correct
15 Correct 3 ms 3924 KB Output is correct
16 Correct 13 ms 17480 KB Output is correct
17 Correct 14 ms 16012 KB Output is correct
18 Correct 20 ms 24224 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 25 ms 31984 KB Output is correct
21 Incorrect 45 ms 80844 KB Output isn't correct
22 Halted 0 ms 0 KB -