FACTORIAL OF A NUMBER USING RECRSION AND WITHOUT RECURSION
#include<stdio.h> #include<conio.h> int fact(int n); int factrec(int n); main() { int n,ch,y; clrscr()...
https://www.computersprofessor.com/2016/06/factorial-of-number-using-recrsion-and.html
#include<stdio.h>
#include<conio.h>
int
fact(int n);
int
factrec(int n);
main()
{
int n,ch,y;
clrscr();
printf("ENTER ANY NUMBER\n");
scanf("%d",&n);
printf("1:USING WITH OUT
RECURSION\N2:USING RECURSION\n");
printf("ENTERYOURCHOICE\n");
scanf("%d",&ch);
switch(ch)
{
case 1:
y=fact(n);
break;
case 2:
y=factrec(n);
break;
default:
printf("INVALID");
break;
}
printf("FACTORIAL OF GIVEN %d
NUMBERIS%d",n,y);
getch();
}
int fact(int n)
{
int i,fact=1;
for(i=1;i<=n;i++)
{
fact=fact*i;
}
return fact;
}
int factrec(int n)
{
if(n==1)
return 1;
else
return(n*fact(n-1));
}
OUTPUT:
