Competitive Programming Code Templates and Common Algorithms
Header File Templates
C++ Template
#include <bits/stdc++.h>
#define fi first
#define endl '\n'
#define se second
#define lowbit(x) ((x)&(-(x)))
#define all(x) begin(x), end(x)
#define lp(i, j, k) for(int i = int(j); i <= int(k); i++)
#define rlp(i, j, k) for(int i = int(j); i >= int(k); i++)
#define IO std::ios::sync_with_std ...
Posted on Mon, 08 Jun 2026 17:51:31 +0000 by atstein