Hello, world!
Hello, world!

15,5
double
15.5
string
a = input()
print(str(type(a)).split("'")[1].split("'")[0])

15+3*3+2*5-4
30
без скобок

lst = "а","б","в","г","д","е","ё","ж","з","и","й","к","л","м","н","о","п","р","с","т","у","ф","х","ц","ч","