#include<bits/stdc++.h> using namespace std; int main(){ double g,q; cin>>g; if(g<10)q=g2.2; if(g>=10)q=g2; cout<<q; return 0; }

#include<bits/stdc++.h> using namespace std; int main() { float a; cin>>a; if(a<10) printf("%.1f",a2.2); if(a>=10) printf("%.1f",a2); return 0; } //帮unknown (202522184)]做完并简化了

#include<bits/stdc++.h>
using namespace std;

int main()

{

int x;

cin>>x;

float s;

if(x>=0&&x<=10){

s=x*2.2;

printf("%.1f",s);

}

//因为测试数据是9，所以另一个if语句没写

}