Submission #954805

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
954805	2024-03-28 15:14:44	lto5	Two Currencies (JOI23_currencies)	C++17	100 / 100	595 ms	48940 KiB

currencies

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#include <bits/stdc++.h>
using namespace std;
namespace std {
#ifndef LOCAL
#define cerr \
  if (0) cerr
#endif
}  // namespace std
template <class T>
struct FT {
  vector<T> ft;
  FT(int _n = 0) {
    ft.assign(_n + 5, 0);
  }
  void upd(int id, T val) {
    for (; id < (int)ft.size(); id += id & -id) ft[id] += val;
  }
  T get(int id) {
    T ans = 0;
    for (; id > 0; id -= id & -id) ans += ft[id];
    return ans;
  }
};
const int N = 1e5 + 5;
int n, m, q;
 
 
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Compilation message (stderr)

currencies.cpp: In function 'int32_t main()':
currencies.cpp:94:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   94 |     freopen(task ".inp", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
currencies.cpp:95:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |     freopen(task ".out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32