题目内容

给定程序中，函数fun的功能是：根据整型形参n,计算如下公式的值。A1=1，A2=1/(1+A1)，A3=1/(1+A2)，…，An=1/(1+A(n-1))例如，若n=10，则应输出0.617977。#include#include#includefloatfun(intn){floatA=1;inti;for(【1】;i<=n;i++)A=【2】;returnA;}intmain(){intn;system("CLS");printf("\nPleaseentern:");scanf("%d",&n);printf("%d=%lf\n",n,【3】);return0;}

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