题解 | #牛牛学数列2#
牛牛学数列2
https://www.nowcoder.com/practice/fc72951f52984f3abd286d82eeffacba
#include <stdio.h>
int main() {
int Input = 0;
double TotalNum=0;
scanf("%d",&Input);
for(int i =1;i<=Input;i++)
{
TotalNum+=1.0/i;
}
printf("%.6f",TotalNum);
return 0;
}
