题解 | #牛牛学数列2#
牛牛学数列2
https://ac.nowcoder.com/acm/problem/22157
#include<cstdio>
int main(){
  double n,a=0;
  scanf("%lf",&n);
  for(int i=1;i<=n;i++)a+=1.0/i;
  printf("%.6lf",a);
}
题解 文章被收录于专栏
 https://ayx.moefox.tech/
牛牛学数列2
https://ac.nowcoder.com/acm/problem/22157
#include<cstdio>
int main(){
  double n,a=0;
  scanf("%lf",&n);
  for(int i=1;i<=n;i++)a+=1.0/i;
  printf("%.6lf",a);
}
https://ayx.moefox.tech/
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