add: lesson{5,6}, CMakeLists.txt

1 files changed, 12 insertions, 0 deletions

diff --git a/src/chapter1/lesson6/uninit_var.cpp b/src/chapter1/lesson6/uninit_var.cpp
new file mode 100644
index 0000000..603b8e0
--- /dev/null
+++ b/src/chapter1/lesson6/uninit_var.cpp
@@ -0,0 +1,12 @@
+#include <iostream>
+
+int main()
+{
+    // define an integer variable named x
+    int x; // this variable is uninitialized because we haven't given it a value
+    
+    // print the value of x to the screen
+    std::cout << x << '\n'; // who knows what we'll get, because x is uninitialized
+
+    return 0;
+}