Create a schematic for Digital logic circuit. 

libSymbols:
- 4xxx:4081
- Simulation_SPICE:VDC
- power:+5V
- power:GND
- power:VCC
schematicSymbols:
- libraryNickname: 4xxx
  entryName: '4081'
  position:
    x: 105.41
    y: 90.17
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 105.4017
      y: 81.28
      angle: 0
  - key: Value
    value: '4081'
    position:
      x: 105.4017
      y: 83.82
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 210.82
    y: 121.92
    angle: 0
  properties:
  - key: Reference
    value: '#PWR08'
    position:
      x: 210.82
      y: 125.73
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 210.82
      y: 116.84
      angle: 0
- libraryNickname: 4xxx
  entryName: '4081'
  position:
    x: 210.82
    y: 134.62
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 217.17
      y: 133.35
      angle: 0
  - key: Value
    value: '4081'
    position:
      x: 217.17
      y: 135.89
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 97.79
    y: 92.71
    angle: 0
  properties:
  - key: Reference
    value: '#PWR05'
    position:
      x: 97.79
      y: 99.06
      angle: 0
  - key: Value
    value: GND
    position:
      x: 97.79
      y: 97.79
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 97.79
    y: 77.47
    angle: 0
  properties:
  - key: Reference
    value: '#PWR02'
    position:
      x: 97.79
      y: 83.82
      angle: 0
  - key: Value
    value: GND
    position:
      x: 97.79
      y: 82.55
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 210.82
    y: 147.32
    angle: 0
  properties:
  - key: Reference
    value: '#PWR01'
    position:
      x: 210.82
      y: 153.67
      angle: 0
  - key: Value
    value: GND
    position:
      x: 210.82
      y: 152.4
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 254
    y: 138.43
    angle: 0
  properties:
  - key: Reference
    value: '#PWR014'
    position:
      x: 254
      y: 142.24
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 254
      y: 133.35
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 96.52
    y: 59.69
    angle: 0
  properties:
  - key: Reference
    value: '#PWR010'
    position:
      x: 96.52
      y: 66.04
      angle: 0
  - key: Value
    value: GND
    position:
      x: 96.52
      y: 64.77
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 229.87
    y: 142.24
    angle: 0
  properties:
  - key: Reference
    value: '#PWR012'
    position:
      x: 229.87
      y: 148.59
      angle: 0
  - key: Value
    value: GND
    position:
      x: 229.87
      y: 147.32
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 97.79
    y: 102.87
    angle: 0
  properties:
  - key: Reference
    value: '#PWR07'
    position:
      x: 97.79
      y: 106.68
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 97.79
      y: 97.79
      angle: 0
- libraryNickname: 4xxx
  entryName: '4081'
  position:
    x: 105.41
    y: 100.33
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 105.4017
      y: 91.44
      angle: 0
  - key: Value
    value: '4081'
    position:
      x: 105.4017
      y: 93.98
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 97.79
    y: 97.79
    angle: 0
  properties:
  - key: Reference
    value: '#PWR06'
    position:
      x: 97.79
      y: 101.6
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 97.79
      y: 92.71
      angle: 0
- libraryNickname: Simulation_SPICE
  entryName: VDC
  position:
    x: 229.87
    y: 137.16
    angle: 0
  properties:
  - key: Reference
    value: V1
    position:
      x: 233.68
      y: 135.7602
      angle: 0
  - key: Value
    value: '5'
    position:
      x: 233.68
      y: 138.3002
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 96.52
    y: 64.77
    angle: 0
  properties:
  - key: Reference
    value: '#PWR09'
    position:
      x: 96.52
      y: 71.12
      angle: 0
  - key: Value
    value: GND
    position:
      x: 96.52
      y: 69.85
      angle: 0
- libraryNickname: power
  entryName: VCC
  position:
    x: 250.19
    y: 138.43
    angle: 0
  properties:
  - key: Reference
    value: '#PWR013'
    position:
      x: 250.19
      y: 142.24
      angle: 0
  - key: Value
    value: VCC
    position:
      x: 250.19
      y: 133.35
      angle: 0
- libraryNickname: power
  entryName: VCC
  position:
    x: 229.87
    y: 132.08
    angle: 0
  properties:
  - key: Reference
    value: '#PWR011'
    position:
      x: 229.87
      y: 135.89
      angle: 0
  - key: Value
    value: VCC
    position:
      x: 229.87
      y: 127
      angle: 0
- libraryNickname: 4xxx
  entryName: '4081'
  position:
    x: 105.41
    y: 80.01
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 105.4017
      y: 71.12
      angle: 0
  - key: Value
    value: '4081'
    position:
      x: 105.4017
      y: 73.66
      angle: 0
- libraryNickname: 4xxx
  entryName: '4081'
  position:
    x: 104.14
    y: 62.23
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 104.1317
      y: 53.34
      angle: 0
  - key: Value
    value: '4081'
    position:
      x: 104.1317
      y: 55.88
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 97.79
    y: 87.63
    angle: 0
  properties:
  - key: Reference
    value: '#PWR04'
    position:
      x: 97.79
      y: 91.44
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 97.79
      y: 82.55
      angle: 0
- libraryNickname: power
  entryName: +5V
  position:
    x: 97.79
    y: 82.55
    angle: 0
  properties:
  - key: Reference
    value: '#PWR03'
    position:
      x: 97.79
      y: 86.36
      angle: 0
  - key: Value
    value: +5V
    position:
      x: 97.79
      y: 77.47
      angle: 0
junctions: []
noConnects: []
busEntries: []
graphicalItems:
- type: wire
  points:
  - x: 250.19
    y: 138.43
  - x: 254
    y: 138.43
globalLabels:
- text: a
  shape: input
  position:
    x: 111.76
    y: 62.23
    angle: 0
- text: b
  shape: input
  position:
    x: 113.03
    y: 80.01
    angle: 0
- text: d
  shape: input
  position:
    x: 113.03
    y: 100.33
    angle: 0
- text: c
  shape: input
  position:
    x: 113.03
    y: 90.17
    angle: 0
sheetInstances:
- instancePath: /
  page: '1'
