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Submission #476201

# Submission time Handle Problem Language Result Execution time Memory
476201 2021-09-25T10:17:57 Z kakayoshi Building Bridges (CEOI17_building) C++14
30 / 100
 3000 ms 2588 KB 
#include <bits/stdc++.h>
using namespace std;
#define forw(i,a,b) for(ll i=a;i<=b;i++)
#define forb(i,a,b) for(ll i=a;i>=b;i--)
typedef long long int ll;
ll res,n,h[100005],w[100005],max1[100005],pre[100005],dp[100005];
void sub1()
{
    for (int i=2;i<=n;i++)
    {
        max1[i]=1e18;
        res=0;
        for (int j=i-1;j>=1;j--)
            {
                ll p=(h[i]-h[j])*(h[i]-h[j])+res+max1[j];
                if (p<max1[i]) max1[i]=p;
                res+=w[j];
            }
    }
    cout<<max1[n];
}
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    //freopen("test.INP","r",stdin);
    //freopen("test.OUT","w",stdout);
    cin>>n;
    for (int i=1;i<=n;i++)
        cin>>h[i];
    for (int i=1;i<=n;i++)
        cin>>w[i];
    sub1();
    //else sub2();
    //sub2();
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3063 ms 2588 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Execution timed out 3063 ms 2588 KB Time limit exceeded
7 Halted 0 ms 0 KB -