SIMPLE PROGRAMMING FOR C BEGINNERS:
Here Some Programme Which is Very Simple For a C Beginners
QN1. WRITE A PROGRAM TO FIND SUM OF ALL DIGITS OF A NUMBER .
ANS:- #include"stdio.h"
main()
{
int n,sum;
printf("Enter any number");
scanf("%d",&n);
while(n>0)
{
sum=sum+n%10;
n=n/10;
}
printf("%d",sum);
}
QN2. WRITE A PROGRAM TO FIND FACTORIAL OF A NUMBER .
ANS:-#include "stdio.h"
main()
{
int n,f=1;
printf("Enter any number");
scanf("%d",&n);
while(n>0)
{
f=f*n;
n--;
}
printf("%d",f);
}
QN3. WRITE A PROGRAM TO FIND REVERSE A NUMBER .
ANS:- #include "stdio.h"
main()
{
int n,sum=0;
printf("Enter any number");
scanf("%d",&n);
while(n>0)
{
sum=sum *10 + n%10;
n=n/10;
}
printf("%d",sum);
}
QN4. WRITE A PROGRAM TO DISPLAY ALL NUMBER FROM 1 TO 100 THOSE ARE POWER OF 2 .
ANS:-#include "stdio.h"
QN4. WRITE A PROGRAM TO DISPLAY ALL NUMBER FROM 1 TO 100 THOSE ARE POWER OF 2 .
ANS:-#include "stdio.h"
main()
{
int i;
for(i=1;i<=100;i++)
{
if( (i&i-1)==0)
printf("%d ",i);
}
}
QN5. WRITE A PROGRAM TO CHECK A NUMBER IS PRIME OR NOT .
ANS:-#include "stdio.h"
main()
{
int n,i,counter=0;
printf("Enter any number");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
if( n%i==0)
counter++;
}
if(counter==2)
printf("Prime");
else
printf("Not prime");
}
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