二项式系数
组合数C(n,k)
公式
C(n,k) = n! / (k!(n-k)!)
The number of ways to choose k items from n items without order.
示例
C(10,3)
= 120 ways.
常见问题
关于 二项式系数
Calculate binomial coefficients for combinatorics problems.
组合数C(n,k)
The number of ways to choose k items from n items without order.
= 120 ways.
Calculate binomial coefficients for combinatorics problems.