init

examples/timing.cpp

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+#include <iostream>
+#include <chrono>
+
+// Recursive fibonacci sequence, this should take a while.
+ uint64_t recursive_fib_seq(int x) {
+     if (x == 0 || x == 1) return x;
+         return recursive_fib_seq(x-1) + recursive_fib_seq(x-2);
+         }
+//
+         int main (int argc, char *argv[]) {
+//             
+//                 // gets the current time (starting time).  Do this before your code that you want to time.
+                     std::chrono::high_resolution_clock::time_point start = std::chrono::high_resolution_clock::now();
+//                         
+//                             // Code that you want to time.
+                                 std::cout << "Getting the fib sequence for of 40\n";
+                                     std::cout << "Result was: " << recursive_fib_seq(40) << std::endl;
+//                                         // End of the code that you want to time.
+//                                             
+//                                                 // Gets the new current time (ending time).  Do this after the code you want to time.
+                                                     std::chrono::high_resolution_clock::time_point stop = std::chrono::high_resolution_clock::now();
+//                                                         // calculates the difference in time in between start and stop.  duration<double> calculates time in seconds.
+                                                             std::chrono::duration<double> time_span = std::chrono::duration_cast<std::chrono::duration<double> >(stop - start);
+//                                                                 
+//                                                                     // .count returns the time in seconds.
+                                                                         std::cout << "It took me " << time_span.count() << " seconds." << std::endl;
+
+                                                                                 return 0;
+                                                                                 }

learning/helloworld.cpp

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+// a hello world program for c++
+
+#include <iostream>
+//using namespace std; 
+
+int main() {
+	std::cout << "Hello, world!\n";
+
+	return 0;
+	}

learning/input.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+	int x;
+	cin >> x;
+
+	cout << x / 3 << ' ' << x * 2;
+
+	return 0;
+	}

learning/variables.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+	int x;
+	x = 4 + 2;
+	cout << x / 4 << ' ' << x * 2;
+
+	return 0;
+	}