View difference between Paste ID: QdxqZDTz and M7sA0Hbj

 #pragma warning(disable: 4996)
 #pragma comment(linker,"/STACK:64000000")
 #include <iostream>
 #include <sstream>
 #include <stdio.h>
 #include <memory.h>
 #include <algorithm>
 #include <set>
 #include <map>
 #include <string>
 #include <cstring>
 #include <vector>
 #include <cmath>
 #include <queue>
 #include <deque>
 #include <stack>
-#include <cassert>
+
 #include <cstdlib>
-#include <bitset>
+#include <stdlib.h>
 
 using namespace std;
 
 #define mp make_pair
 #define pb push_back
-#define _(a,b) memset( (a), b, sizeof( a ) )
+#define _(a) memset( (a), 0, sizeof( a ) )
 #define all(a) a.begin(), a.end()
 #define sz(a) (int)a.size()
 #define forpl(i, a, b) for(int i = a; i <= b; i++)
 #define forn(i, n) for(int i = 0; i < n; i++)
 #define formn(i, a, b) for(int i = a; i >= b; i--)
 #define foreach(it, a) for(auto it = a.begin(); it != a.end(); ++it)
 
 typedef unsigned long long ull;
 typedef long long lint;
 typedef pair < int , int > pii;
 typedef long double ld;
 
-void prepare(string s)
+
 const lint LINF = 1000000000000000000LL;
 const double eps = 1e-9;
 
-#else
+
-	if (sz(s) != 0)
+
-	{
+
-		freopen((s + ".in").c_str(),"r",stdin);
+
-		freopen((s + ".out").c_str(),"w",stdout);
+
-	}
+
 }