Basic
Switch Case
Goto
Operators
if Statement
Nested if
While Loop
For Loop
Array
Patterns
Excersises
Basic
Switch Case
Goto
Operators
if Statement
Nested if
While Loop
For Loop
Array
Patterns
Excersises

Count Number of Digits in a Given Number


C program to Count number of digits in a given number using while loop.

Example : pgm.c

#include<stdio.h>
int main(){
    int d=0,n;
    printf("\nEnter the Number : ");
    scanf("%d",&n);
    while(n!=0){
        n=n/10;
        d++;
    }
    printf("\nNo of Digits : %d",d);
    return 0;
}

Output:

Enter the Number : 852147
No of Digits : 6