Macros for CP

macros.h

#include <bits/stdc++.h>
using namespace std;

#define ll long long int
#define ld long double

#define in(x) \
  ll x;       \
  scanf("%lld", &x);

#define inf(x) \
  ld x;        \
  scanf("%llf", &x);

#define ina(a, n) \
  ll a[n];        \
  for (ll i = 0; i < n; ++i) scanf("%lld", &a[i]);

#define inc(x) \
  char x;      \
  cin >> x;

#define ins(x) \
  string x;    \
  cin >> x;

#define out(x) cout << (ll)x << endl;
#define outs(x) printf("%s\n", &x[0]);
#define loop(x) for (ll i = 0; i < x; ++i)
#define loopj(x) for (ll j = 0; j < x; ++j)
#define loopn(x) for (ll i = x; i >= 0; --i)
#define pi(a, b, p) pair<ll, ll> p = pair<ll, ll>(a, b);
#define pc(a, b, p) pair<char, ll> p = pair<char, ll>(a, b);
#define sa(a, n) sort(a, a + n);
#define sar(a, n) sort(a, a + n, greater<ll>());
#define sv(a) sort(a.begin(), a.end());