秒了

#include <bits/stdc++.h>
using namespace std;
const int N = 1e5+10;
const int INF = 0x3f3f3f3f;
double k,c,f;
int main() 
{
    cin >> k;  
    c=k-273.15;
    f=c*1.8+32;
    if(f>212) 
        cout << "Temperature is too high!" << endl;
    else 
	{
        cout << fixed << setprecision(2);
        cout << c << " " << f << endl;
    }
    return 0;
}

有标志认证，属三无产品，请大家放心食用