testcases:
  - name: "testcase 1"
    inputs:
    - 1 : "12 - (6 + 2) + 5"
    output: 
    - 1 : 9
  - name: "testcase 2"
    inputs:
    - 1 : "(8 + 100) + (13 - 8 - (2 + 1))"
    output: 
    - 1 : 110
  - name: "testcase 3"
    inputs:
    - 1 : "40 - 25 - 5"
    output: 
    - 1 : 10
  - name: "testcase 4"
    inputs:
    - 1 : "(27 + (7 + 5) - 3) + (6 + 10)"
    output: 
    - 1 : 52
  - name: "testcase 5"
    inputs:
    - 1 : "34 + 45 + (23324 - 3454)"
    output: 
    - 1 : 19949