subtasks:
  - score: 25
    type: sum
    cases: ['01','02','03','04','05']
  - score: 20
    type: sum
    cases: ['06','07','08','09']
  - score: 20
    type: sum
    cases: [10,11,12,13]
  - score: 20
    type: sum
    cases: [14,15,16,17]
  - score: 15
    type: sum
    cases: [18,19,20]

    
inputFile: 'BLACKCELL#.in'
outputFile: 'BLACKCELL#.out'