C语言斐波那契分数序列 - c#发展 - Powered by Discuz!NT Archiver

TUhjnbcbe - 2025/2/28 17:51:00

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题目计算斐波那契分数序列的前n项和。#includestdio.hintmain(){intn,i,a=1,b=2,m;floatsum=0;scanf(%d,n);for(i=1;i=n;i++){sum=sum+b*1.0/a;m=a;a=b;b=b+m;}printf(%f\n,sum);return0;}