#include< stdio.h >
#include< conio.h >
void main()
{
int n,r,ncr;
int fact (int num);
clrscr();
printf("Enter the values of n and r:");
scanf("\t%d\t %d",&n,&r);
ncr=fact(n)/(fact(r)*fact(n-r));
printf("nCr =%d",ncr);
getch();
}
int fact (int num)
{
int i,a=1;
for(i=1;i<=num;i++)
{
a=a*i;
}
return a;
}
OUTPUT :
Enter the values of n and r:3 2
nCr =3
#include< conio.h >
void main()
{
int n,r,ncr;
int fact (int num);
clrscr();
printf("Enter the values of n and r:");
scanf("\t%d\t %d",&n,&r);
ncr=fact(n)/(fact(r)*fact(n-r));
printf("nCr =%d",ncr);
getch();
}
int fact (int num)
{
int i,a=1;
for(i=1;i<=num;i++)
{
a=a*i;
}
return a;
}
OUTPUT :
Enter the values of n and r:3 2
nCr =3
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