Added my works from 2022

alg_4_5.cpp

@@ -0,0 +1,15 @@
+#include <iostream>
+using namespace std;
+
+int f(int n)
+{
+	if (n == 1) { return 1; }
+	if (n % 2 == 0) { return f(n / 2); }
+	return f((n - 1) / 2) + f((n - 1) / 2 + 1);
+}
+
+int main()
+{
+	int n; cin >> n;
+	cout << f(n);
+}