# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1016728 | tmarcinkevicius | Overtaking (IOI23_overtaking) | C++17 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "overtaking.h"
using namespace std;
//void init(int32_t _L, int32_t _N, vector<int64_t> _T, vector<int32_t> _W, int32_t _X, int32_t _M, vector<int32_t> _S);
//long long arrival_time(long long Y);
vector<vector<int64_t>> Expected, Real;
int32_t _L;
int32_t _N;
vector<int64_t> _T;
vector<int32_t> _W;
int32_t _X;
int32_t _M;
vector<int32_t> _S;
void init(int L, int N, std::vector<long long> T, std::vector<int> W, int X, int M, std::vector<int> S)
{
W.push_back(X);
_L = L;
_N = N;
_T = T;
_W = W;
_X = X;
_M = M;
_S = S;
return;
}
long long arrival_time(long long Y)
{
Expected = vector<vector<int64_t>>(_N + 1);
Real = vector<vector<int64_t>>(_N + 1);
_T.push_back(Y);
for (int i = 0; i <= _N; i++)
{
Expected[i] = vector<int64_t>(_M);
Real[i] = vector<int64_t>(_M);
Expected[i][0] = _T[i];
Real[i][0] = _T[i];
}
for (int i = 1; i < _M; i++)
{
int dis = _S[i] - _S[i - 1];
for (int j = 0; j <= _N; j++)
{
Expected[j][i] = Real[j][i - 1] + dis * _W[j];
}
for (int j = 0; j <= _N; j++)
{
Real[j][i] = Expected[j][i];
for (int z = 0; z <= _N; z++)
{
if (z == j)
continue;
if (Real[z][i - 1] < Real[j][i - 1])
{
Real[j][i] = max(Real[j][i], Expected[z][i]);
}
}
}
}
/*for (int i = 0; i <= N; i++)
{
cout << "i = " << i << " ";
for (int j = 0; j < M; j++)
{
cout << "|e: " << setw(4) << Expected[i][j] << ", r: " << setw(4) << Real[i][j] << "| ";
}
cout << '\n';
}*/
_T.pop_back();
return Real[_N][_M - 1];
}
/*int32_t main()
{
int L, N, X, M, Q;
cin >> L >> N >> X >> M >> Q;
vector<int64_t> T(N);
for (int i = 0; i < N; i++)
cin >> T[i];
vector<int32_t> W(N);
for (int i = 0; i < N; i++)
cin >> W[i];
vector<int32_t> S(M);
for (int i = 0; i < M; i++)
cin >> S[i];
vector<int> Y(Q);
for (int i = 0; i < Q; i++)
cin >> Y[i];
init(L, N, T, W, X, M, S);
vector<int> res(Q);
for (int i = 0; i < Q; i++)
res[i] = arrival_time(Y[i]);
for (int i = 0; i < Q; i++)
cout << res[i] << '\n';
}*/