csp2022程序阅读

#include <iostream>
using namespace std;
int n,k;
int solve1()
{
     int l = 0, r = n;
     while(l <= r)
	 {
         int mid = (l + r) / 2;
         if (mid * mid <= n) l = mid + 1;
         else r = mid - 1;
     }
     return l - 1;
}
double solve2(double x)
{
    if (x == 0) return x;
    for (int i = 0; i < k; i++)
        x = (x + n / x) / 2;
     return x;
 }
 
 int main()
 {
     cin >> n >> k;
     double ans = solve2(solve1());
     cout << ans << ' ' << (ans * ans == n) << endl;
     return 0;
 }