Submission #894199

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
894199	2023-12-28 02:50:56	box	Two Currencies (JOI23_currencies)	C++17	100 / 100	539 ms	69644 KiB

currencies

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#include "bits/stdc++.h"
using namespace std;
 
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define F0R(i, a) FOR(i, 0, a)
#define ROF(i, a, b) for (int i = (b)-1; i >= (a); i--)
#define R0F(i, a) ROF(i, 0, a)
 
#define ar array
#define all(v) (v).begin(), (v).end()
#define sz(v) static_cast<int>(v.size())
typedef vector<int> vi;
typedef long long ll;
 
const int N = 1e5, L = 17, N_ = N * 20;
 
int ct[N_], lc[N_], rc[N_], tt;
ll sm[N_];
vi vc;
 
int copy(int k) {
  tt++;
  ct[tt] = ct[k], lc[tt] = lc[k], rc[tt] = rc[k], sm[tt] = sm[k];
  return tt;
}
void upd(int& k, int l, int r, int i) {
  k = copy(k);
  sm[k] += vc[i], ct[k]++;
  if (l < r) {
    int m = (l + r) / 2;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32