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# include <iostream>
# include <cstdlib>
# include <ctime>
using namespace std;
void doOneSet(char, int&, int);
void getProbsPerSet(int&);
void printReport(int&, int&, int&);
int main()
{
static int
correct_add,
correct_subtract,
correct_multiply;
int
number_correct=0,
probsPerSet;
srand(static_cast<unsigned>(time(0)));
getProbsPerSet(probsPerSet);
doOneSet('+', probsPerSet, number_correct);
doOneSet('-', probsPerSet, number_correct);
doOneSet('*', probsPerSet, number_correct);
printReport(correct_add, correct_subtract, correct_multiply);
}
void getProbsPerSet(int &probsPerSet)
{
cout << "Enter how many problems will be generated per set: ";
cin >> probsPerSet;
cout << endl;
}
void doOneSet(char opprand, int& probsPerSet, int correct)
{
int first_random_number,
second_random_number,
actual_answer,
answer_entered_by_the_user,
count=0;
switch (opprand)
{
case '+':
for (int i = 0; i < probsPerSet; i++)
{
first_random_number = rand() % (101);
second_random_number = rand() % (101);
actual_answer = first_random_number + second_random_number;
cout << first_random_number << " + " << second_random_number << " = ";
cin >> answer_entered_by_the_user;
if (answer_entered_by_the_user == actual_answer)
{
cout << "CORRECT!" << endl;
count++;
}
else {
cout << "sorry, but that is incorrect..." << endl;
}
}
break;
case '-':
for (int i = 0; i < probsPerSet; i++)
{
first_random_number = rand() % (101);
second_random_number = rand() % (101);
actual_answer = first_random_number - second_random_number;
cout << first_random_number << " - " << second_random_number << " = ";
cin >> answer_entered_by_the_user;
if (answer_entered_by_the_user == actual_answer)
{
cout << "CORRECT!" << endl;
count++;
}
else if (answer_entered_by_the_user != actual_answer) {
cout << "sorry, but that is incorrect..." << endl;
}
}
break;
case '*':
for (int i = 0; i < probsPerSet; i++)
{
first_random_number = rand() % (101);
second_random_number = rand() % (101);
actual_answer = first_random_number * second_random_number;
cout << first_random_number << " * " << second_random_number << " = ";
cin >> answer_entered_by_the_user;
if (answer_entered_by_the_user == actual_answer)
{
cout << "CORRECT!" << endl;
count++;
}
else {
cout << "sorry, but that is incorrect..." << endl;
}
}
}
}
void printReport(int& correct_add, int& correct_subtract, int& correct_multiply){
cout << endl;
cout << correct_add << endl;
cout << correct_subtract << endl;
cout << correct_multiply << endl;
cout << endl;
}
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