labs 1-6: init

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

lab1/3.cpp

@@ -0,0 +1,36 @@
+#include <cmath>
+#include <iostream>
+
+double uexponent(double m, unsigned int n) {
+  double ret;
+
+  if (!n)
+    return 1;
+
+  if (n == 1)
+    return m;
+
+  ret = uexponent(m, n / 2);
+  ret *= ret;
+
+  if (n % 2)
+    return ret * m;
+  else
+    return ret;
+}
+
+double exponent(double m, int n = 2) {
+  if (n >= 0)
+    return uexponent(m, n);
+
+  return 1 / uexponent(m, std::abs(n));
+}
+
+int main() {
+
+  double m = 4.1;
+  int n = 4;
+
+  std::cout << m << " raised to " << n << ": " << exponent(m, n) << std::endl
+            << "When n is omitted: " << exponent(m) << std::endl;
+}