Submission #632408

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
632408	2022-08-20 00:54:48	lunchbox	Radio Towers (IOI22_towers)	C++17	100 / 100	1396 ms	37952 KiB

towers

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#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "lib/debug.h"
#else
  #define debug(...) 0
#endif
typedef vector<int> vi;
const int N = 1e5, INF = 1e9 + 1;
template<typename Tp, int N>
struct Rmq_mn {
  static const int L = __lg(N - 1) + 1;
  Tp ar[1 << L], t[L][1 << L];
  Tp op(Tp l, Tp r) {
    return min(l, r);
  }
  void bld(int n, Tp *ar_) {
    int h = n == 1 ? 0 : __lg(n - 1) + 1;
    for (int i = 0; i < 1 << h; i++)
      ar[i] = i < n ? ar_[i] : Tp();
    bld(0, (1 << h) - 1, h - 1);
  }
  void bld(int l, int r, int h) {
    if (h >= 0) {
      int m = (l + r) / 2;
 
 
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Compilation message (stderr)

towers.cpp: In function 'int max_towers(int, int, int)':
towers.cpp:7:22: warning: statement has no effect [-Wunused-value]
    7 |   #define debug(...) 0
      |                      ^
towers.cpp:292:7: note: in expansion of macro 'debug'
  292 |       debug(L, l_);
      |       ^~~~~
towers.cpp:7:22: warning: statement has no effect [-Wunused-value]
    7 |   #define debug(...) 0
      |                      ^
towers.cpp:300:7: note: in expansion of macro 'debug'
  300 |       debug(R, r_);
      |       ^~~~~

• Subtask 1: 4 / 4
• Subtask 2: 11 / 11
• Subtask 3: 12 / 12
• Subtask 4: 14 / 14
• Subtask 5: 17 / 17
• Subtask 6: 19 / 19
• Subtask 7: 23 / 23