Implement an Erlang-B program, and calculate the offered traffic load for Channel number: 1~20, 200~220 Blocking rate: 1 , 3 , 5 , 10 -Implement an Erlang-B program, and calculate the offered traffic load for Channel number: 1~20, 200~220

計算erlang B function 可以得知blocking rate-erlang B function we can get infomation about blocking rate

C++界面MFC编程，编写的爱尔兰计算器，可以分别求B,S,和A-Erlang B calculator with C++