Create power.cpp

1 files changed, 26 insertions, 0 deletions

diff --git a/Sem. 12/power.cpp b/Sem. 12/power.cpp
new file mode 100644
index 0000000..b089e6c
--- /dev/null
+++ b/Sem. 12/power.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+
+
+
+unsigned power(unsigned n, unsigned k) //Log(k)
+{
+	if (k == 0)
+		return 1;
+
+	if (k % 2 == 1)
+		return n * power(n, k - 1);
+	else
+	{
+		unsigned temp = power(n, k / 2);
+		return temp * temp;
+	}
+}
+// n - в двоична бройна система ми трябват log(n) символа за да го запиша
+//  k = 10000000000 - Правите Log(k) стъпки
+//  k = 11111111111 - правите 2*log(K) стъпки
+
+
+int main()
+{
+  std::cout << power(2, 8) << std::endl; 
+}