consistency

1 files changed, 6 insertions, 5 deletions

diff --git a/datastructures/sparseTable.cpp b/datastructures/sparseTable.cpp
index 61a6802..7578695 100644
--- a/datastructures/sparseTable.cpp
+++ b/datastructures/sparseTable.cpp
@@ -3,15 +3,16 @@ struct SparseTable {
 	vector<ll> *a;
 
 	int better(int lidx, int ridx) {
-		return a->at(lidx) <= a->at(ridx) ? lidx : ridx;
+		return a[lidx] <= a[ridx] ? lidx : ridx;
 	}
 
 	void init(vector<ll> *vec) {
-		a = vec;
-		st.assign(__lg(sz(*a)) + 1, vector<int>(sz(*a)));
+		int n = sz(*vec);
+		a = vec->data();
+		st.assign(__lg(n) + 1, vector<int>(n));
 		iota(all(st[0]), 0);
-		for (int j = 0; (2 << j) <= sz(*a); j++) {
-			for (int i = 0; i + (2 << j) <= sz(*a); i++) {
+		for (int j = 0; (2 << j) <= n; j++) {
+			for (int i = 0; i + (2 << j) <= n; i++) {
 				st[j + 1][i] = better(st[j][i] , st[j][i + (1 << j)]);
 	}}}