#include <iostream>
#include <string>

using namespace std;

int infixToPostfix(string infix[], int length, string postfix[]);

int main()
{
    string infixExp[] = {"10", "*", "(", "2", "+", "(", "3",
                         "+", "4", ")", "*", "(", "5", "+",
                         "6", "/", "2", ")", "+", "7", ")",
                         "-", "8", "*", "9", "%", "10", "+", "5"
                         };
    string postfixExp[29] = {"10", "2", "3", "4", "+", "5", "6",
                             "2", "/", "+", "*", "+", "7", "+",
                             "*", "8", "9", "*", "10", "%", "-",
                             "5", "+"};
    string postfixTest[29];
    int postfixLength = infixToPostfix(infixExp, 29, postfixTest);

    //ASSERT_THAT(postfixExp, ElementsAreArray(postfixTest));
    for (int i=0; i<29; i++)
    {
        if (postfixTest[i] != postfixExp[i])
        {
            cout << "Mismatch at position " << i << ": expected/correct value " << postfixExp[i] << ", actual value when testing " << postfixTest[i] << ".\n";
            return 1;
        }
    }

    return 0;
}