#Japt, 12 11 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*31sgYÃvA 

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Japt, 12 11 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*31sgYÃvA 

Try it

#Japt, 12 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*"31"gYÃvA 

Try it

#Japt, 12 11 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*31sgYÃvA 

Try it

#Japt, 12 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*"31"gYÃvA 

Try it

#Japt, 12 bytes

Takes input as an array of digits, outputs 1 or 0.

xÈ*"31"gYÃvA 

Try it