oj.uz

Submission #39646

# Submission time Handle Problem Language Result Execution time Memory
39646 2018-01-17T02:21:26 Z funcsr Wall (IOI14_wall) C++14
100 / 100
 846 ms 143092 KB 
#include "wall.h"
#include <vector>
#include <iostream>
#include <set>
#include <queue>
#include <algorithm>
#include <cassert>
using namespace std;
typedef pair<int, int> P;
#define rep(i, n) for (int i=0; i<(n); i++)
#define MAX_N (1<<19)
#define INF 1145141919
#define pb push_back

struct Node {
  int a, b;
  Node(int a, int b) : a(a), b(b) {}
  Node() : a(INF), b(0) {}
  int f(int x) { return min(a, max(b, x)); }
};

inline Node op(const Node &l, const Node &r) {
  return Node(min(r.a, max(l.a, r.b)), max(l.b, r.b));
}
Node seg[MAX_N*2-1];
void update(int k, const Node &v) {
  k += MAX_N-1;
  seg[k] = v;
  while (k > 0) {
    k = (k-1)/2;
    seg[k] = op(seg[k*2+1], seg[k*2+2]);
  }
}

vector<int> GL[2000000], GR[2000000];
void buildWall(int N, int K, int op[], int left[], int right[], int height[], int finalHeight[]) {
  rep(i, K) GL[left[i]].pb(i);
  rep(i, K) GR[right[i]].pb(i);
  rep(i, N) {
    for (int x : GL[i]) {
      if (op[x] == 1) update(x, Node(INF, height[x]));
      else update(x, Node(height[x], 0));
    }
    finalHeight[i] = seg[0].f(0);
    for (int x : GR[i]) update(x, Node());
  }
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 103956 KB Output is correct
2 Correct 33 ms 104092 KB Output is correct
3 Correct 36 ms 104088 KB Output is correct
4 Correct 39 ms 104356 KB Output is correct
5 Correct 43 ms 104224 KB Output is correct
6 Correct 39 ms 104224 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 103956 KB Output is correct
2 Correct 326 ms 118008 KB Output is correct
3 Correct 259 ms 110388 KB Output is correct
4 Correct 756 ms 121280 KB Output is correct
5 Correct 353 ms 119324 KB Output is correct
6 Correct 373 ms 119060 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 103956 KB Output is correct
2 Correct 29 ms 104092 KB Output is correct
3 Correct 33 ms 104088 KB Output is correct
4 Correct 39 ms 104356 KB Output is correct
5 Correct 39 ms 104224 KB Output is correct
6 Correct 33 ms 104224 KB Output is correct
7 Correct 39 ms 103956 KB Output is correct
8 Correct 349 ms 118008 KB Output is correct
9 Correct 293 ms 110388 KB Output is correct
10 Correct 769 ms 121280 KB Output is correct
11 Correct 386 ms 119324 KB Output is correct
12 Correct 356 ms 119060 KB Output is correct
13 Correct 29 ms 103956 KB Output is correct
14 Correct 329 ms 118008 KB Output is correct
15 Correct 59 ms 105376 KB Output is correct
16 Correct 823 ms 121148 KB Output is correct
17 Correct 459 ms 119052 KB Output is correct
18 Correct 406 ms 118788 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 103956 KB Output is correct
2 Correct 33 ms 104092 KB Output is correct
3 Correct 29 ms 104088 KB Output is correct
4 Correct 19 ms 104356 KB Output is correct
5 Correct 39 ms 104224 KB Output is correct
6 Correct 33 ms 104224 KB Output is correct
7 Correct 26 ms 103956 KB Output is correct
8 Correct 273 ms 118008 KB Output is correct
9 Correct 269 ms 110388 KB Output is correct
10 Correct 846 ms 121280 KB Output is correct
11 Correct 336 ms 119324 KB Output is correct
12 Correct 329 ms 119060 KB Output is correct
13 Correct 36 ms 103956 KB Output is correct
14 Correct 326 ms 118008 KB Output is correct
15 Correct 59 ms 105376 KB Output is correct
16 Correct 799 ms 121148 KB Output is correct
17 Correct 423 ms 119052 KB Output is correct
18 Correct 426 ms 118788 KB Output is correct
19 Correct 743 ms 143092 KB Output is correct
20 Correct 673 ms 143092 KB Output is correct
21 Correct 733 ms 143092 KB Output is correct
22 Correct 666 ms 143092 KB Output is correct
23 Correct 696 ms 143092 KB Output is correct
24 Correct 609 ms 143092 KB Output is correct
25 Correct 653 ms 143092 KB Output is correct
26 Correct 776 ms 143092 KB Output is correct
27 Correct 666 ms 143092 KB Output is correct
28 Correct 756 ms 143092 KB Output is correct
29 Correct 699 ms 143092 KB Output is correct
30 Correct 769 ms 143092 KB Output is correct