1: false === false
 2: false === false
 3: true === true
 4: true === true
 5: true === true
 6: false === false
 7: false === false
 8: false === false
 9: false === false
10: false === false
11: true === true
12: true === true
13: false === false
14: false === false
15: false === false
16: true === true
17: true === true
18: true === true
19: true === true
20: true === true