제출 #126863

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
126863	2019-07-08 14:25:39	mahmoudbadawy	Examination (JOI19_examination)	C++17	22 / 100	3035 ms	151764 KiB

examination

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#include <bits/stdc++.h>
#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops") 
#include <ext/pb_ds/assoc_container.hpp> // Common file
#include <ext/pb_ds/tree_policy.hpp> // Including tree_order_statistics_node_update
#define F first
#define S second
using namespace std;
using namespace __gnu_pbds;
typedef tree<
pair<int,int>,
null_type,
less<pair<int,int> >,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;
const int N=1e5+5;
int read_int () {
  bool minus = false;
  int result = 0;
  char ch;
  ch = getchar();
  while (true) {
    if (ch == '-') break;
    if (ch >= '0' && ch <= '9') break;
    ch = getchar();
 
 
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