ll fact(ll n) { if(n==0) return 1; ll res = 1; for (ll i = 2; i <= n; i++) res = res * i; return res; } ll nPr(ll n, ll r) { return fact(n) / fact(n - r); } ll nCr(ll ...
Thinking about getting good at competitive programming, especially on a platform like CodeChef? It can seem like a big hill to climb at first, but honestly, it’s totally doable. This guide breaks down ...
You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.
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