C program to Count the Number of Digits

#include<stdio.h>

void main(){

int n,count=0;

printf("Enter an number ");

scanf("%d",&n);

while(n>0)

{

  

  n=n/10; 

  count++;

 

}

printf("Number of digits %d", count);

 

}

 

Printing Pattern in C

Output

Source Code

 

#include<stdio.h>

void main()

{

int i,j,k,rows=7;

clrscr();

  for(i=1;i<=rows;i++)

  {

   //print blank space

   for(j=1;j<=rows;j++)

   {

     if((i+j)<=rows)

       printf(" ");

     else

       printf("*");

   }

   printf("\n");

  }

  getch();

}

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