{"id":"array-integer-adjacent-diff","version":"1.0.0","description":"Replace an array of canonical integer strings with consecutive first differences.","supported_operations":["array integer adjacent diff","consecutive integer differences","first differences of integer array"],"unsupported_operations":["second differences","percentage change","floating point differences","derivative of a function","CSV column differences"],"semantics":["Input values is an array of at most 10000 canonical integer strings.","A canonical integer is 0 or an optional ASCII minus followed by a non-zero leading digit and only digits after that.","Input -0 is accepted and canonicalized to 0; +, spaces, underscores, hex, exponents, empty strings, and other leading zeros are rejected.","Integers are parsed with BigInt. IEEE-754 numbers are rejected.","Output values has length n-1; item i is values[i+1] minus values[i] as a canonical integer string.","Arrays of length 0 or 1 yield an empty array.","Each input and every difference may have at most 1000 digits excluding the sign."],"limits":{"max_items":10000,"max_digits":1000},"pricing":{"status":"unpriced","charge_usd":null},"input_schema":{"type":"object","additionalProperties":false,"required":["values"],"properties":{"values":{"type":"array","maxItems":10000,"items":{"type":"string","minLength":1,"maxLength":1001}}}},"output_schema":{"type":"object","additionalProperties":false,"required":["values"],"properties":{"values":{"type":"array","maxItems":9999,"items":{"type":"string","pattern":"^(0|-?[1-9][0-9]*)$","maxLength":1001}}}},"examples":[{"input":{"values":["4","-1","7","0"]},"output":{"values":["-5","8","-7"]}}],"execute_url":"/v1/tools/array-integer-adjacent-diff/versions/1.0.0/execute"}