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3 changes: 3 additions & 0 deletions Library/Miscellanious/template.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,9 @@ using namespace std;
#define clr(x) memset(x, 0, sizeof(x))
#define sortall(x) sort(all(x))
#define tr(it, a) for(auto it = a.begin(); it != a.end(); it++)
#define sz(a) int((a).size())
#define present(c,x) (c.find(x) != c.end())
#define cpresent(c,x) (find(all(c),x) != c.end())
#define PI 3.1415926535897932384626
typedef pair<int, int> pii;
typedef pair<ll, ll> pl;
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