Submission #775619

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
775619	2023-07-06 16:02:39	SteGG	Addk (eJOI21_addk)	C++17	100 / 100	175 ms	8648 KiB

Main

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//Judges with GCC >= 12 only needs Ofast
//#pragma GCC optimize("O3,no-stack-protector,fast-math,unroll-loops,tree-vectorize")
//MLE optimization
//#pragma GCC optimize("conserve-stack")
//Old judges
//#pragma GCC target("sse4.2,popcnt,lzcnt,abm,mmx,fma,bmi,bmi2")
//New judges. Test with assert(__builtin_cpu_supports("avx2"));
//#pragma GCC target("arch=skylake")
//Atcoder
//#pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma")
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;
//template<typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
//write variables and debug
#define bugf cout << "Here" << endl
#define bug(...) _dbg(#__VA_ARGS__, __VA_ARGS__)
#define bugarr(arr,...) cout << #arr; _dbg_arr(arr, __VA_ARGS__)
template<class T, class U>
ostream& operator<<(ostream& output, const pair<T, U> &A){
  output << "(" << A.first << ", " << A.second <<  ")";
  return output;
}
 
 
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Compilation message (stderr)

Main.cpp: In function 'void open()':
Main.cpp:101:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  101 |   freopen(taskname".inp", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:102:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  102 |   freopen(taskname".out", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 36 / 36
• Subtask 2: 56 / 56
• Subtask 3: 8 / 8