编写求n
#include<stdio.h>
int f(int n)
{
int f;
f=1;
while(n!=0)
{
f=f*n;
n--;
}
return f;
}
int main()
{
int m,n,c;
printf("请输入两个整数m,n:");
scanf("%d%d",&m,&n);
c=f(m)/(f(n)*f(m-n));
printf("%d",c);
}
!的函数f(int n),在主函数中输入两个整数m、n,然后调用函数求:C=(m!)/((n!)*(m-n)!)