syntax = "proto2"; package math; message DivArgs { required int64 dividend = 1; required int64 divisor = 2; } message DivReply { required int64 quotient = 1; required int64 remainder = 2; } message FibArgs { optional int64 limit = 1; } message Num { required int64 num = 1; } message FibReply { required int64 count = 1; }