more exercises

1 files changed, 20 insertions, 0 deletions

diff --git a/2p20.cpp b/2p20.cpp
new file mode 100644
index 0000000..6e85ad8
--- /dev/null
+++ b/2p20.cpp
@@ -0,0 +1,20 @@
+#include <iostream>
+#include "sales_item.hpp"
+
+/*
+ *
+ * 2.20
+ *
+ *
+ */
+
+int main () {
+
+	int i = 42;
+	int *p = &i;
+	*p = *p * *p; // Same as i = i * i;
+	std::cout << "i: " << i
+			  << "\n*p: " << *p << std::endl;
+	
+	return 0;
+}