print(eval("'pyth' + 'on'")) # Exp1
print(eval(" 'python '*2 ")) # Exp2
print(eval('3+5*(6-3) -12')) # Exp3
print(eval('True == False')) # Exp4
print(eval('3**2')) # Exp5
print(eval('2*(2+1)-3')) # Exp6
print(eval('"python".upper()')) # Exp7
print(eval('"PYTHON".lower()')) # Exp8
x= 3
print(eval("x*(x+1)*(x+2)")) # Exp9
