diff options
Diffstat (limited to 'content/datastructures/lichao.cpp')
| -rw-r--r-- | content/datastructures/lichao.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/content/datastructures/lichao.cpp b/content/datastructures/lichao.cpp index c20c61d..bdbf5f9 100644 --- a/content/datastructures/lichao.cpp +++ b/content/datastructures/lichao.cpp @@ -1,5 +1,6 @@ vector<ll> xs; // IMPORTANT: Initialize before constructing! -int findX(int i) { return lower_bound(all(xs), i) - begin(xs); } +int findX(int i) { + return ranges::lower_bound(xs, i) - begin(xs); } struct Fun { // Default: Linear function. Change as needed. ll m, c; @@ -11,7 +12,7 @@ struct Lichao { static constexpr Fun id = {0, INF}; // {0, -INF} int n, cap; vector<Fun> seg; - Lichao() : n(sz(xs)), cap(2 << __lg(n)), seg(2 * cap, id) {} + Lichao() : n(ssize(xs)), cap(2 << __lg(n)), seg(2 * cap, id) {} void _insert(Fun f, int l, int r, int i) { while (i < 2 * cap) { |