#include // cout, <<, >> #include // istream, ofstream #include // string #include // assert () #include // vector #include "biginteger.h" // read(), add(), subtract(), multiply(), divide() int main() { cout << "Enter First Operand: "; vector numOperand1; cin >> numOperand1; // place first number in vector num1 cout << "Enter Second Operand: "; vector numOperand2; cin >> num2; // place second number in vector num2 add(vector numOperand1, vector numOperand2); // determine the sum of the two operands cout << "The sum of operand1 and operand2 is: " << sum << "\n"; subtract(vector numOperand1, vector numOperand2); // determine the difference of the two operands cout << "The difference of operand1 and operand2 is: " << sum << "\n"; multiply(vector numOperand1, vector numOperand2); // determine the sum of the two operands cout << "The product of operand1 and operand2 is: " << sum << "\n"; divide(vector numOperand1, vector numOperand2); // determine the quotient of the two operands cout << "The quotient of operand1 and operand2 is: " << sum << "\n"; }