oj.uz

Submission #39078

# Submission time Handle Problem Language Result Execution time Memory
39078 2018-01-09T08:00:03 Z mrtsima22 Divide and conquer (IZhO14_divide) C++14
17 / 100
 113 ms 4128 KB 
#include <bits/stdc++.h>
using namespace std;
#define lo long
int d[100003],j[100003];
int g[100003],ans,h[100003];
int x[100003],n;
int main(){std::ios::sync_with_stdio(false);
//	ifstream cin("devide.in");
//	ofstream cout("devide.out");
cin>>n;
for(int i=0;i<n;i++)
{
	cin>>x[i]>>g[i]>>d[i];
	j[i]=j[i-1]+d[i];
//	cout<<j[i]<<" ";
	h[i]=h[i-1]+g[i];
//	cout<<h[i]<<endl;
}
for(int i=0;i<n;i++)
{
	for(int q=i;q<n;q++)
	{
//		cout<<j[q]<<" "<<j[i]<<" "<<x[q]<<" "<<x[i]<<" +++++"<<endl;
		if(j[q]-j[i-1]>=x[q]-x[i])
		{
			ans=max(ans,h[q]-h[i-1]);
		}
	}
}
cout<<ans<<endl;
}
/*

                   *         *
                  * *       * *
                 *   *     *   *
                *     *   *     *
               *       * *       *
               *        *        *
                *               *
                 *             *
                  *           *
                   *         *
                    *       *
                     *     *
                      *   *
                       * *
                        *



*/

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4128 KB Output is correct
2 Correct 0 ms 4128 KB Output is correct
3 Correct 0 ms 4128 KB Output is correct
4 Correct 0 ms 4128 KB Output is correct
5 Correct 0 ms 4128 KB Output is correct
6 Correct 0 ms 4128 KB Output is correct
7 Correct 0 ms 4128 KB Output is correct
8 Correct 0 ms 4128 KB Output is correct
9 Correct 0 ms 4128 KB Output is correct
10 Correct 0 ms 4128 KB Output is correct
11 Correct 0 ms 4128 KB Output is correct
12 Correct 0 ms 4128 KB Output is correct

Subtask #2
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 4128 KB Output is correct
2 Correct 0 ms 4128 KB Output is correct
3 Correct 0 ms 4128 KB Output is correct
4 Correct 0 ms 4128 KB Output is correct
5 Incorrect 0 ms 4128 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 4128 KB Output is correct
2 Correct 113 ms 4128 KB Output is correct
3 Incorrect 76 ms 4128 KB Output isn't correct
4 Halted 0 ms 0 KB -