#include <bits/stdc++.h>
using namespace std;
#include "elephants.h"
using ll = long long;
#ifdef LOCAL
bool debug = true;
#else
bool debug = false;
#endif
int n, L;
vector<int> x, best;
void init(int N, int L, int X[]) {
n = N;
::L = L;
x.resize(n);
best.resize(n + 1);
for (int i = 0; i < n; i++) {
x[i] = X[i];
}
}
int update(int i, int y) {
if (debug) { cerr << "DOING UPDATE " << i << " " << y << endl; }
if (debug) { cerr << "INITIALLY: "; }
if (debug) { for (int t = 0; t < n; t++) cerr << x[t] << " "; cerr << endl; }
x[i] = y;
while (i + 1 < n and x[i] > x[i + 1]) {
swap(x[i], x[i + 1]);
i++;
}
while (i - 1 >= 0 and x[i - 1] > x[i]) {
swap(x[i - 1], x[i]);
i--;
}
if (debug) { cerr << "AFTER UPDATE: "; }
if (debug) { for (int t = 0; t < n; t++) cerr << x[t] << " "; cerr << endl; }
int prev = -1;
for (int i = 0; i < n; i++) {
while (prev + 1 < i and x[prev + 1] <= x[i] - L - 1) {
prev++;
}
best[i + 1] = best[prev + 1] + 1;
}
return best[n];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |