stateDiagram-v2
    [*] --> S0
    
    S0: Initial
    S1: Seen "1"
    S2: Seen "11"
    S3: Seen "10"
    S4: Seen "110"
    S5: Seen "101"
    
    S0 --> S0: 0/0
    S0 --> S1: 1/0
    
    S1 --> S3: 0/0
    S1 --> S2: 1/0
    
    S2 --> S4: 0/0
    S2 --> S2: 1/0
    
    S3 --> S0: 0/0
    S3 --> S5: 1/0
    
    S4 --> S0: 0/1 (1100)
    S4 --> S5: 1/0
    
    S5 --> S3: 0/0
    S5 --> S2: 1/1 (1011)