Primary Arithmetic program in c programming and cpp programming language

Primary Arithmetic program in c programming language.

#include<stdio.h>

long carryAddOfNumber(long n1, long n2){
    long x, y, carry=0, carryCount=0;
    while(1){
        x = n1 % 10;
        y = n2 % 10;
        n1 = n1 / 10;
        n2 = n2 / 10;
        
        if((x + y + carry)>=10){
            carryCount++;
            carry = 1;
        }
        else{
            carry = 0;
        }
        
        if(n1 == 0 && n2 == 0)
        {
            break;
        }
    }
    return carryCount;
}

int main(){
    long n1, n2, carry;

    while(1){
            printf("Enter the number1 and number2 : \n");
            scanf("%ld %ld", &n1, &n2);
        if(n1 == 0 && n2 == 0){
            break;
        }
        carry = carryAddOfNumber(n1, n2);
        
        if(carry == 0){
            printf("No Carry Operation\n");
        }
        else{
            printf("%ld Carry Operation\n", carry);
        }
    }
    return 0;
}

Primary Arithmetic program in c programming language.

#include<iostream>

using namespace std;

long carryAddOfNumber(long n1, long n2){
    long x, y, carry=0, carryCount=0;
    while(1){
        x = n1 % 10;
        y = n2 % 10;
        n1 = n1 / 10;
        n2 = n2 / 10;
        
        if((x + y + carry)>=10){
            carryCount++;
            carry = 1;
        }
        else{
            carry = 0;
        }
        
        if(n1 == 0 && n2 == 0)
        {
            break;
        }
    }
    return carryCount;
}

int main(){
    long n1, n2, carry;

    while(1){
            cout<<"Enter the num1 and num2 : \n";
            cin>>n1>>n2;
        if(n1 == 0 && n2 == 0){
            break;
        }
        carry = carryAddOfNumber(n1, n2);
        
        if(carry == 0){
            cout<<"No Carry Operation\n";
        }
        else{
            cout<<carry<<" Carry Operation\n";
        }
    }
    return 0;
}

Output :

Enter the num1 and num2 : 
781
651
2 Carry Operation