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Submission #109504

# Submission time Handle Problem Language Result Execution time Memory
109504 2019-05-06T18:24:14 Z pamaj Ideal city (IOI12_city) C++14
0 / 100
 9 ms 896 KB 
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e5 + 10;

int prefx[maxn], prefy[maxn];

int DistanceSum(int N, int *X, int *Y)
{
	sort(X, X + N);
	sort(Y, Y + N);

	for(int i = 0; i < N; i++)
	{
		if(!i) prefx[i] = X[i], prefy[i] = Y[i];

		else prefx[i] = X[i] + prefx[i - 1], prefy[i] = Y[i] + prefy[i - 1];
	}

	int sum = 0;

	for(int i = 0; i < N - 1; i++)
	{

		sum += prefx[N] - prefx[i] - (N - i)*X[i];

		sum += prefy[N] - prefy[i] - (N - i)*Y[i];
	}

	return sum;
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 8 ms 896 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 45.0

# Verdict Execution time Memory Grader output
1 Incorrect 9 ms 896 KB Output isn't correct
2 Halted 0 ms 0 KB -