Submission #765599

#	Time	Username	Problem	Language	Result	Execution time	Memory
765599		LeaRouse	Divide and conquer (IZhO14_divide)	C++14	48 / 100	1087 ms	1416 KiB

divide

#include<bits/stdc++.h>
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
#define ll long long
#define ff first
#define ss second
using namespace std;
const int MAX = 5e4+5;
ll A[MAX],B[MAX],C[MAX];
pair<int,int>dp[(1<<21)+5];
void go(){
    int n;  cin>>n;
    for(int i=0;i<n;i++){
        cin>>A[i]>>B[i]>>C[i];
    }
    ll ans=0;
    for(int i=0;i<n;i++){
        ll sum=B[i];
        ll ener=C[i];
        ans=max(ans,sum);
        for(int j=i+1;j<n;j++){
            ener+=C[j];
            sum+=B[j];
            if(ener>=abs(A[i]-A[j])){
                ans=max(ans,sum);
            }
        }
    }
    cout<<ans<<endl;
}

int main(){
    fastio;
    go();
    return 0;
}

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