Pre-requisites

GCC buld environment and gRPC v1.20.0 with protobuf 3.7.0 installed.

Compile

$ make

Run Server

$ ./calc_server

Client examples

$ ./calc_client 1 2 +
Result: 3

$ ./calc_client 1 2 /
Result: 0.5

$ ./calc_client 1 2 \*
Result: 2