View Compilation Error

0_0_29539650_22469.cpp: In function 'void MLL()':
0_0_29539650_22469.cpp:19:2: error: 'test' was not declared in this scope
  test = 0;
  ^
0_0_29539650_22469.cpp: In function 'int getid(std::string)':
0_0_29539650_22469.cpp:23:21: error: 'test' was not declared in this scope
  for(int i = 1;i <= test;i++){
                     ^
0_0_29539650_22469.cpp:28:8: error: 'test' was not declared in this scope
  str[++test] = a;
        ^