Submission #17463

#	Time	Username	Problem	Language	Result	Execution time	Memory
17463		azecoder	Divide and conquer (IZhO14_divide)	C++98	0 / 100	25 ms	2768 KiB

divide

#include <iostream>
#include <cstdio>
using namespace std;
int main()
{
    //freopen ("divide.in","r",stdin);
    //freopen ("divide.out","w",stdout);
    int n,x[100010],g[100010],d[100010],i,j,sg=0,sg1,s=0,s1,ans=0;
    cin>>n;
    for (i=0;i<n;i++)
    {
        cin>>x[i]>>g[i]>>d[i];
        s+=d[i];
        sg+=g[i];
    }
    for (i=0;i<n;i++)
    {
        s1=s;
        sg1=sg;
        for (j=n-1;j>=i;j--)
        {
            if (i==j || (x[j]-x[i]==s1))
            {
                ans=max(ans,sg1);
            }
            s1-=d[j];
            sg1-=g[j];
        }
        s-=d[i];
        sg-=g[i];
    }
    cout<<ans<<endl;
    return 0;
}

• Subtask 1: 0 / 17
• Subtask 2: 0 / 31
• Subtask 3: 0 / 52