testcases:
  - name: "testcase 1"
    inputs:
    - 1 : [[2, 6, 8], [3, 7, 10], [5, 8, 11]]
    - 2 : 5
    output: 
    - 1 : 7
  - name: "testcase 2"
    inputs:
    - 1: [[1, 2, 3], [4, 5], [6, 7, 8, 15], [10, 11, 12, 13], [5, 10]]
    - 2: 50
    output:
    - 1 : 15
  - name: "testcase 3"
    inputs:
    - 1 : [[1, 1, 1], [1, 1, 1]]
    - 2 : 4
    output: 
    - 1 : 1
  - name: "testcase 4"
    inputs:
    - 1: [[4, 6], [2, 3], [8, 9]]
    - 2: 10
    output:
    - 1 : 9
  - name: "testcase 5"
    inputs:
    - 1: [[5, 8, 9, 17], [1, 6, 6, 6], [8, 17, 23, 24]]
    - 2: 6
    output:
    - 1 : 8
  - name: "testcase 6"
    inputs:
    - 1 : [[], [], []]
    - 2 : 5
    output: 
    - 1 : 0
  - name: "testcase 7"
    inputs:
    - 1: [[3, 4, 8, 9], [1, 2, 5, 6], [0, 1, 4, 7]]
    - 2: 2
    output:
    - 1 : 1
  - name: "testcase 8"
    inputs:
    - 1 : [[1, 1, 3, 8], [5, 5, 7, 9], [3, 5, 8, 12]]
    - 2 : 3
    output: 
    - 1 : 3