Submission #629589

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
629589	2022-08-14 17:13:21	jh05013	Catfish Farm (IOI22_fish)	C++17	84 / 100	1018 ms	142168 KiB

fish

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#include <bits/stdc++.h>
using namespace std;
void OJize(){cin.tie(NULL);ios_base::sync_with_stdio(false);}
typedef long long ll;
const int IINF = 0x3f3f3f3f;
const ll LINF = 0x3f3f3f3f3f3f3f3f;
#define sz(X) (int)((X).size())
#define entire(X) X.begin(),X.end()
template <class T1, class T2>ostream&operator<<(ostream &os,pair<T1,T2>const&x){os<<'('<<x.first<<", "<<x.second<<')';return os;}
template <class Ch, class Tr, class Container>basic_ostream<Ch,Tr>&operator<<(basic_ostream<Ch,Tr>&os,Container const&x){os<<"[ ";for(auto&y:x)os<<y<<" ";return os<<"]";}
template <typename T>
struct Compress{
  int n; vector<T> arr;
  void add(T x){arr.push_back(x); n++;}
  void init(){sort(entire(arr));}
  int lb(T x){return lower_bound(entire(arr), x) - arr.begin();}
  int ub(T x){return upper_bound(entire(arr), x) - arr.begin();}
};
// NOTE: this is not a "sparse table" related to
// binary lifting, it's literally an array which is sparse!!
template<typename T>
struct SparseArray{
  // not actually sparse yet!!
  int n, L;
  vector<int> idxs;
  Compress<int> C;
  vector<T> val, sum, prefm, sufm;
 
 
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