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Submission #718834

# Submission time Handle Problem Language Result Execution time Memory
718834 2023-04-05T00:49:33 Z Ahmed57 Lightning Conductor (POI11_pio) C++14
27 / 100
 382 ms 15948 KB 
#include <bits/stdc++.h>

using namespace std;
long long dp[500001];
long long arr[500001];
void dc(int l,int r,int optl,int optr){
    if(l>r)return ;
    int mid = (l+r)/2;
    long long best = optl;
    for(int cut = optl;cut<=min(mid,optr);cut++){
        if(arr[best]+ceil(sqrt(mid-best))<arr[cut]+ceil(sqrt(mid-cut))){
            best = cut;
        }
    }
    dp[mid]=max(dp[mid],arr[best]+(long long)ceil(sqrt(mid-best)));
    int opt = best;
    dc(l,mid-1,optl,opt);
    dc(mid+1,r,opt,optr);
}
int main(){
    //ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    int n;
    cin>>n;
    for(int i = 1;i<=n;i++){
        cin>>arr[i];
    }
    for(int i = 0;i<=n;i++)dp[i] = 0;
    dc(1,n,0,n-1);
    reverse(arr+1,arr+n+1);
    reverse(dp+1,dp+n+1);
    dc(1,n,0,n-1);
    reverse(dp+1,dp+n+1);
    reverse(arr+1,arr+n+1);
    for(int i = 1;i<=n;i++){
        cout<<dp[i]-arr[i]<<"\n";
    }
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 1044 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 1552 KB Output is correct

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 1616 KB Output is correct
2 Incorrect 35 ms 1460 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 2184 KB Output is correct
2 Correct 73 ms 2236 KB Output is correct
3 Incorrect 63 ms 2732 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 180 ms 4900 KB Output is correct
2 Correct 173 ms 6744 KB Output is correct
3 Incorrect 146 ms 6716 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #9
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 268 ms 9240 KB Output is correct
2 Correct 274 ms 10740 KB Output is correct
3 Incorrect 234 ms 11320 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #10
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 382 ms 12964 KB Output is correct
2 Correct 381 ms 14924 KB Output is correct
3 Incorrect 331 ms 15948 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #11
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 380 ms 10688 KB Output isn't correct
2 Halted 0 ms 0 KB -