View Compilation Error

0_0_21879426_15246.cpp: In function 'int main()':
0_0_21879426_15246.cpp:158:56: error: 'cb' was not declared in this scope
                         if (combo[lv][j].m0==i0) cbedg(cb,atk);
                                                        ^
0_0_21879426_15246.cpp:161:56: error: 'cb' was not declared in this scope
                         if (combo[lv][j].m1==i0) cbedg(cb,atk);
                                                        ^