one = 1;
two = 2;
three = 3;
four = 4;
five = 5;
six = 6;
seven = 7;
eight = 8;
nine = 9;
ten = 10;

print ('1+2*3 =', one+two*three)
print ('1+2+3+4+5+6+7+8+9 =', one+two+three+four+five+six+seven+eight+nine)

def cls():
    if 1 < 2:
        print ('1+2+3+4+5+6+7+8+9 =', one+two+three+four+five+six+seven+eight+nine)

print (cls)
