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C++ Program to find some of all digit of any number & Mod operations
#include<iostream>
using namespace std;
int main(){
long int no, sum;
no=sum=0;
cout<<"\n Enter 9 digit no : ";
cin>>no;
while(no!=0){
sum += no%10;
no = no/10;
}
int i;
for(i=8;i>1;i--)
{
if(i== (sum-i)%10){
cout<<"\n Account Number is not Okay."; break;
}
else{
cout<<"\n Account Number is Okay.";
break;
}
}
}
