Submission #760294

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
760294	2023-06-17 12:02:04	mgl_diamond	Toll (BOI17_toll)	C++14	100 / 100	73 ms	13388 KiB

toll

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ii = pair<int, int>;
 
#define foru(i, l, r) for(int i=(l); i<=(r); ++i)
#define ford(i, l, r) for(int i=(l; i>=(r); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)x.size()
#define fi first
#define se second
const int INF = 1e9;
const int N = 50005;
const int LOG = 17;
using dt = pair<ii, int>;
int k, n, m, o, ret[N];
int f[5][N], g[5][N];
vector<ii> go[N], back[N];
vector<dt> querys;
void divide(int lx, int rx, vector<dt> &ask) {
  if (ask.empty()) return;
  int mx = (lx+rx)/2;
  int st = lx*k, en = min(n, (rx+1)*k);
  
  for(int t=0; t<k; ++t) {
    for(int i=st; i<en; ++i) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

toll.cpp: In function 'int main()':
toll.cpp:100:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  100 |     freopen("input.inp", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
toll.cpp:101:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  101 |     freopen("input.out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 10 / 10
• Subtask 3: 8 / 8
• Subtask 4: 31 / 31
• Subtask 5: 44 / 44