Question

Solve.
1) Write a program in C++ that Subtraction of two numbers.​

Answer 1

Hello

#include <iostream>

#include <conio.h>

using namespace std;

int sub(int,int);

int main()

{

int num1,num2;

cout<<"Enter two numbers: \n";

cin>>num1>>num2;//

cout<<"Subtraction of two numbers : "<<sub(num1,num2);

getch();

return 0;

}

int sub(int num1, int num2)//function definition

{

if(num2==0)

return num1;

else

return sub((num1-1),(num2-1));

}