#include<iostream> using namespace std; int main(){ int x,n; cout<<"Please enter the value of the \"x\":\n"; cin>>x; cout<<"Please enter the value of the \"n\":\n"; cin>>n; double P(int x,int n); if(n==0){ cout<<"P(x)="<<1; } else if(n==1){ cout<<"P(x)="<<x; } else{ cout<<"P(x)="<<P(x,n); } return 0; } double P(int x,int n){ double result = 0.0; for(n;n>1;n--){ result = ((2*n-1)*x-P(x,n-1)-(n-1)*P(x,n-2))/n; } return result; }
by: 发表于:2017-09-01 09:54:50 顶(0) | 踩(0) 回复
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