Programming Examples

Write a program to count the occurrence of 0 to 9 digits between 1


Write a program to count the occurrence of 0 to 9 digits between 1 and the given decimal number

Solution

# include <stdio.h>
void main()
{
int t,k,n,l,i;
static int st[10];
clrscr();
printf(“\n Enter a Decimal Number :”);
scanf(“%d”,&n);
for(l=1;l<=n;l++)
{
 t=l;
 while(t!=0)
 {
 k=t%10;
 t=t/10;
 st[k]++;
 }
}
printf(“\occurrence of 0-9 digits between 1 to %d Numbers.”,n);
printf(“\n======= = == === ====== ======= = ========\n”);
for(i=0;i<10;i++)
if(st[i]>0)
printf(“\n %d Occurs %8d Times.”,i,st[i]);
getch();
}
Output

OUTPUT:

Enter a Decimal Number: 15

Occurrence of 0-9 digits between 1 to 15 Numbers.

0 Occurs 1 Times.

1 Occurs 8 Times.

2 Occurs 2 Times.

3 Occurs 2 Times.

4 Occurs 2 Times.

5 Occurs 2 Times.

6 Occurs 1 Times.

7 Occurs 1 Times.

8 Occurs 1 Times.

9 Occurs 1 Times.

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