diff options
| -rw-r--r-- | CST116-Ch8-Debugging/CST116-Ch8-Debugging.cpp | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/CST116-Ch8-Debugging/CST116-Ch8-Debugging.cpp b/CST116-Ch8-Debugging/CST116-Ch8-Debugging.cpp index 0dce1cd..b0552a7 100644 --- a/CST116-Ch8-Debugging/CST116-Ch8-Debugging.cpp +++ b/CST116-Ch8-Debugging/CST116-Ch8-Debugging.cpp @@ -16,9 +16,17 @@ * 6) Step over the cout statement.
* 7) Why didn't the flow of the program return back to the while
* statement?
+ *
+ * The flow of the program did not return to the while statement because of the semicolon on the while statement,
+ * this is also explained in the next step. The brackets, which I thought had an error to do with the
+ * flow of the program not returning to the while statement do not matter here.
+ *
* 8) Fix this problem by removing the ; after the while statement.
* 9) Stop debugging and repeat Steps 2 � 5 to verify the correction
* worked.
+ *
+ * Done, however, debugging will now not enter the while block to execute the cout statement.
+ *
* 10) Stop debugging.
*
* Debugging Exercise 2
@@ -26,11 +34,19 @@ * 1) Run to Breakpoint 1.
* 2) Step into the while loop.
* 3) Why did the cout not execute?
+ *
+ * The cout did not execute because the while loop is comparing if the variable i is less than 0.
+ * However, the variable i is initialized as 0, and therefore is not less than 0, so it does not step
+ * into the while loop.
+ *
* 4) Check the value of i, now check the condition, does the
* condition evaluate to true?
* 5) Change the "< 0" to a "< 10".
* 6) Stop debugging and repeat Steps 1 � 4 to verify the correction
* worked.
+ *
+ * It works but it's an infinite loop.
+ *
* 7) Stop debugging.
*
* Debugging Exercise 3
@@ -59,14 +75,15 @@ using std::endl; int main()
{
- int i = 0;
+ int i = -1;
int count;
// Breakpoint 1
// Put a breakpoint on the following line
- while (i < 0);
+ while (i < 0)
cout << i << endl;
+
// Breakpoint 2
// Put a breakpoint on the following line
for (count = 0; count < 10; count++);
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