Filling in ex3

lcthw-remnants-2/.gitignore

@@ -1 +1,2 @@
 ex1
+ex3

lcthw-remnants-2/ex3.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+
+int main()
+{
+  int age = 10;
+  int height = 72;
+
+  printf("I am %d years old.\n", age);
+  printf("I am %d inches tall.\n", height);
+
+  return 0;
+}