当然是这样

评测结果


编译成功

测试数据 #0: Accepted, time = 0 ms, mem = 560 KiB, score = 10

测试数据 #1: Accepted, time = 0 ms, mem = 560 KiB, score = 10

测试数据 #2: Accepted, time = 15 ms, mem = 560 KiB, score = 10

测试数据 #3: Accepted, time = 0 ms, mem = 560 KiB, score = 10

测试数据 #4: Accepted, time = 0 ms, mem = 560 KiB, score = 10

Accepted, time = 15 ms, mem = 560 KiB, score = 50


代码

#include<iostream>
using namespace std;
int k,n=1;
double ans=0;
int main()
{
  cin>>k;
  while(1)
  {
    ans+=1.0/n;
    if(ans>k)
      break;
    n++;
  }
  cout<<n;
  return 0;
}