如何用C语言编写函数实现用递归法求Fibonacci数列前n项的值, n的值由...答:设此所求的数列为:0,1,1,2,3,5,8,13,21,……(n=0,1,2,3,……)include<stdio.h> long Fibonacci(int n){ if(n==0||n==1)return (long)n;else return Fibonacci(n-1)+Fibonacci(n-2);} int main(){ int n;scanf("%d",&n);printf("F(%d)=%ld\n",n,Fibonacci(n)...
C语言编写程序,计算以下数列前n项的和,n从键盘输入。 2/1,-3/2,5/...答:/**计算数列:2/1, -3/2, 5/3, -8/5,... *望采纳,欢迎追问*/#include <stdio.h>float f(float x, float y, int ends){ static float sum; static int i; if (i >= ends) return sum; if ((i % 2)) sum += (x / y) * -1; else sum +...