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Diffstat (limited to 'CST116-Ch9-Debugging/CST116-Ch9-Debugging-Batbold.cpp')
| -rw-r--r-- | CST116-Ch9-Debugging/CST116-Ch9-Debugging-Batbold.cpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/CST116-Ch9-Debugging/CST116-Ch9-Debugging-Batbold.cpp b/CST116-Ch9-Debugging/CST116-Ch9-Debugging-Batbold.cpp new file mode 100644 index 0000000..40e6e32 --- /dev/null +++ b/CST116-Ch9-Debugging/CST116-Ch9-Debugging-Batbold.cpp @@ -0,0 +1,107 @@ +/******************************************************************** +* File: CST116-Ch9-Debugging.cpp +* +* General Instructions: Complete each step before proceeding to the +* next. +* +* Debugging Exercise 1 +* +* 1) Insert a breakpoint on the lines indicated in the code. Done +* 3) Place a watch on age and days. Done +* 4) Add another watch using &age for the name. This will display +* the address of age. Done +* 5) Write down the address of age. 0x001df6e4{0} +* 6) Step Into the code for the function GetAge. Done +* 7) The execution continues to the function header for GetAge. Yes, it did. +* 8) Step into one more time. Done +* 9) Why did the address of age and value change? Because it calculated and result saved in different location. +* 10) Step over the cout and cin statements. Done +* 11) Verify the value entered is stored properly in age. Yes. it is. +* 12) Step into until the flow returns to main. Done +* 13) Step over one more time. Done +* 14) Why didn't the value entered get transferred back to main? It should be age = GetAge(); but age was omitted. +* 15) Stop debugging and fix the error. Done +* 16) Run to Breakpoint 1. Done +* 17) Step over the function call to GetAge. Done +* 18) Verify that the value entered was returned and stored Yes, it did. +* correctly from GetAge. +* 19) Stop debugging. +* +* Debugging Exercise 2 +* +* 1) Run to Breakpoint 1. Done +* 2) Step over the call to GetAge. Done +* 3) Step into CalcDays. Done +* 4) Step into one more time so that the current line is the +* calculation. Done +* 5) Why is age greyed out in your watch window? Because its value is deleted. +* 6) Stop debugging. +* +* Debugging Exercise 3 +* +* 1) Run to Breakpoint 2. Done +* 2) When asked, enter the value of 20 for your age. Done +* 3) Verify that the variable age is 20 and the variable days Yes. it is +* is 7300. +* 4) Step into the PrintResults function. Done +* 5) Age is 7300? Not even Ralph is that old. Because the two parameters places were switched. +* 6) Why did the values for both variables change? +* 7) Stop debugging and fix the error. +* +* Debugging Exercise 4 +* +* 1) Run to Breakpoint 2. Done +* 2) Display your Call Stack window. Done +* 3) View the contents of the window and notice that the top Done +* function on the stack is main. +* 4) Step into the PrintResults function. Done +* 5) Notice that the call stack now shows PrintResults on top of Done +* the stack. +********************************************************************/ +#include <iostream> +using std::cout; +using std::cin; +using std::endl; + +const int DAYS_PER_YEAR = 365; + +int GetAge(); +int CalcDays(int age); +void PrintResults(int age, int days); + +int main() +{ + int age = 0; + int days = 0; + + age = GetAge(); + days = CalcDays(age); + + // Breakpoint 2 + // Put breakpoint on the following line + PrintResults( days, age); + + return 0; +} +int GetAge() +{ + int age = 0; + + cout << "Please enter your age: "; + cin >> age; + + return age; +} +int CalcDays(int years) +{ + int days = 0; + + days = years * DAYS_PER_YEAR; + + return days; +} +void PrintResults(int days, int age) +{ + cout << age << "! Boy are you old!\n"; + cout << "Did you know that you are at least " << days << " days old?\n\n"; +} |