# Convert a number into words

## Convert a number into words

#include <conio.h> // For getch() function only
#include <iostream>
using namespace std;

void numword1(int);
void numword2(int);

int main()
{
long unsigned int number,temp;
int mult,i,digit,digits,last_two,hundred,thousand,lakh,crore;
digits=last_two=hundred=thousand=lakh=crore=0;

cout<<"Enter a number(lesser than 99,99,99,999)
";
cin>>number;

if(number>999999999)
{
cout<<"Number out of range!";
getch();
exit(0);
}

if(number==0)
{
cout<<"Zero";
getch();
exit(0);
}

temp=number;

digit=number%10; // Extracting last two digts
last_two=digit;
number=number/10;
digit=number%10;
last_two=(digit*10)+last_two;

number=number/10; // Extract hundreds
digit=number%10;
hundred=digit;

number=number/10; // Extract thousands
digit=number%10;
thousand=digit;
number=number/10;
digit=number%10;
thousand=(digit*10)+thousand;

number=number/10; // Extract lakhs
digit=number%10;
lakh=digit;
number=number/10;
digit=number%10;
lakh=(digit*10)+lakh;

number=number/10; // Extract crores
digit=number%10;
crore=digit;
number=number/10;
digit=number%10;
crore=(digit*10)+crore;

while(temp!=0) // Calculate number of digits in the number
{
temp=temp/10;
digits++;
}

cout<<"The number in words is:
";

// Printing the number in words

if(digits>=8)
{
numword2(crore);
cout<<"crores ";
}
if(digits>=6)
{
if(lakh!=0)
{
numword2(lakh);
cout<<"lakh ";
}
}
if(digits>=4)
{
if(thousand!=0)
{
numword2(thousand);
cout<<"Thousand ";
}
}
if(digits>=3)
{
if(hundred!=0)
{
numword2(hundred);
cout<<"Hundred ";
}
}

numword2(last_two);

getch();
return 0;
}

void numword1(int num)
{
switch(num)
{
case 0: break;

case 1: cout<<"One ";
break;
case 2: cout<<"Two ";
break;
case 3: cout<<"Three ";
break;
case 4: cout<<"Four ";
break;
case 5: cout<<"Five ";
break;
case 6: cout<<"Six ";
break;
case 7: cout<<"Seven ";
break;
case 8: cout<<"Eight ";
break;
case 9: cout<<"Nine ";
break;
case 10: cout<<"Ten ";
break;
case 11: cout<<"Eleven ";
break;
case 12: cout<<"Twelve ";
break;
case 13: cout<<"Thirteen ";
break;
case 14: cout<<"Fourteen ";
break;
case 15: cout<<"Fifteen ";
break;
case 16: cout<<"Sixteen ";
break;
case 17: cout<<"Seventeen ";
break;
case 18: cout<<"Eighteen ";
break;
case 19: cout<<"Nineteen ";
break;
}
return;
}

void numword2(int num)
{
if(num>=90)
{
cout<<"Ninety ";
numword1(num-90);
}
else if(num>=80)
{
cout<<"Eighty ";
numword1(num-80);
}
else if(num>=70)
{
cout<<"Seventy ";
numword1(num-70);
}
else if(num>=60)
{
cout<<"Sixty ";
numword1(num-60);
}
else if(num>=50)
{
cout<<"Fifty ";
numword1(num-50);
}
else if(num>=40)
{
cout<<"Fourty ";
numword1(num-40);
}
else if(num>=30)
{
cout<<"Thirty ";
numword1(num-30);
}
else if(num>=20)
{
cout<<"Twenty ";
numword1(num-20);
}
else
numword1(num);

return;
}