Answer Posted / sibnath halder

//*write a c program to calculate factorial by using
recursion*//
#include<stdio.h>
void main()
{
int factorial(int);
int n;
printf("Enter a number: ");
scanf("%d",&n);
printf("Factorial of %d is: %d",n,factorial(n));
}
int factorial(int f)
{
int fact;
if(f==1)
return(1);
else
fact=f*factorial(f-1);
return(fact);
}

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