#include

#include

#include

using namespace std;

int main$()\{$

$//$ Seed the random number generator for consistent results

srand$($time$(0))$;

$//$ Array of operators in the specified order

char operators$[]=\{\text{'}+\text{'},\text{'}-\text{'},\text{'}*\text{'},\text{'}/\text{'},\text{'}\%\text{'}\}$;

$//1.$ Select a random operator

int operatorIndex $=$ rand$()\%5$; $//$ Generate a random index within $0-4$

char chosenOperator $=$ operators$[$operatorIndex$]$;

$//2.$ Generate the first operand $($single$-$digit integer$)$

int firstOperand $=$ rand$()\%10$;

$//3.$ Generate the second operand $($handling division$/$remainder cases$)$

int secondOperand;

if $($chosenOperator $==\text{'}/\text{'}||$ chosenOperator $==\text{'}\%\text{'})\{$

secondOperand $=1+$ rand$()\%9$; $//$ Non$-$zero single$-$digit integer

$\}$ else $\{$

secondOperand $=$ rand$()\%10$;

$\}$

$//4.$ Perform the operation

int result;

switch $($chosenOperator$)\{$

case $\text{'}+\text{'}$:

result $=$ firstOperand $+$ secondOperand;

break;

case $\text{'}-\text{'}$:

result $=$ firstOperand $-$ secondOperand;

break;

case $\text{'}*\text{'}$:

result $=$ firstOperand $*$ secondOperand;

break;

case $\text{'}/\text{'}$:

result $=$ firstOperand $/$ secondOperand;

break;

case $\text{'}\%\text{'}$:

result $=$ firstOperand $\%$ secondOperand;

break;

$\}$

$//5.$ Prompt the user and check their answer

cout $$ "What is $"$ firstOperand chosenOperator secondOperand ;

int userAnswer;

cin $>>$ userAnswer;

if $($userAnswer $==$ result$)\{$

cout $$ "true" $$ endl;

$\}$ else $\{$

cout $$ "false" $$ endl;

$\}$

return $0$;

$\}$CODE FROM PART A