#include<iostream> int main() { int a; scanf("%d",&a); double b; double c; b=a*2; c=a*0.9*2; if(a<10) { printf("%.1lf",b); } if(a>=10) { printf("%.1lf",c); } return 0; }
10
18.0
20.0
exit code: 0, checker exit code: 0