testcases:
  - name: "testcase 1"
    inputs:
    - 1 : [1, 3, 6, 2, 3, 5, 4, 8, 7, 6, 2, 3, 5, 2, 9, 4, 3]
    output: 
    - 1 : True

  - name: "testcase 2"
    inputs:
    - 1: [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
    output:
    - 1 : False

  - name: "testcase 3"
    inputs:
    - 1: [0, 9, 8, 7, 6, 5, 5, 4, 4, 3, 2, 1]
    output:
    - 1: True

  - name: "testcase 4"
    inputs:
    - 1: [1, 2, 12, 13, 14, 15, 16, 23, 15, 10]
    output:
    - 1: True

  - name: "testcase 5"
    inputs:
    - 1: [0, 1, 4, 8, 9, 5, 3, 7, 11, 111, 1001, 101, 100, 10]
    output:
    - 1: False