using namespace std; int main(){ double a,b,c; double ans; cin>>a>>b>>c; ans=a*10.4+b*15.6+c*25.2; printf("%.1lf",ans); return 0; }
exit code: 0, checker exit code: 0
exit code: 0, checker exit code: 0
exit code: 0, checker exit code: 0
exit code: 0, checker exit code: 0
exit code: 0, checker exit code: 0