if 2 > 1:
  print('1 > 2: True')

if 5 < 10:
  print('5 < 10: True')


if 10 == 10:
  print('10 is equals 10')

if 5 >= 2 and 2 <= 55:
  print('5 >= 2 and 2 <= 55: True')

if 2 <= 5:
  print('2 <= 5: True')
  
ten = 10
if 5 < ten < 20:
  print('ten is > 5 and < 20')


if not 1 > 2:
  print('1 is < 2') 


if 1 > 2 or 10 == 10:
  print('1 is > 2 or 10 = 10')


if 'gab' in 'gabriel':
  print('gabriel contains gab')

if not 'navas' in 'gabriel':
  print('navas not in gabriel')