View Compilation Error

0_0_14873741_20367.cpp: In function 'LL CRT()':
0_0_14873741_20367.cpp:85:32: error: 'multi' was not declared in this scope
   ret = (ret+multi(multi(tm,x,M),ans[i],M))%M;
                                ^
0_0_14873741_20367.cpp:85:42: error: 'multi' was not declared in this scope
   ret = (ret+multi(multi(tm,x,M),ans[i],M))%M;
                                          ^
0_0_14873741_20367.cpp:85:42: error: redeclaration of '<typeprefixerror>multi'
0_0_14873741_20367.cpp:85:32: note: previous declaration '<typeprefixerror>multi'
   ret = (ret+multi(multi(tm,x,M),ans[i],M))%M;
                                ^