get rid of all() and sz()

1 files changed, 3 insertions, 3 deletions

diff --git a/test/math/permIndex.cpp b/test/math/permIndex.cpp
index 6c77d74..d68ba3a 100644
--- a/test/math/permIndex.cpp
+++ b/test/math/permIndex.cpp
@@ -6,13 +6,13 @@ void stress_test() {
 	for (ll i = 0; i < 10'000; i++) {
 		int n = Random::integer<int>(1, 100);
 		vector<ll> cur(n);
-		iota(all(cur), 0);
+		iota(begin(cur), end(cur), 0);
 		ll expected = 0;
 		do {
 			auto got = permIndex(cur);
 			if (got != expected) cerr << "got: " << got << ", expected: " << expected << FAIL;
 			expected++;
-		} while (expected < 100 && next_permutation(all(cur)));
+		} while (expected < 100 && ranges::next_permutation(cur).found);
 		queries += n;
 	}
 	cerr << "tested queries: " << queries << endl;
@@ -22,7 +22,7 @@ constexpr int N = 500'000;
 void performance_test() {
 	timer t;
 	vector<ll> cur(N);
-	iota(all(cur), 0);
+	iota(begin(cur), end(cur), 0);
 	reverse(cur.end() - 10, cur.end());
 	t.start();
 	auto hash = permIndex(cur);