View Compilation Error

0_0_27779946_10359.cpp: In function 'void find(int)':
0_0_27779946_10359.cpp:41:45: error: expected primary-expression before ',' token
    if(tr[x].id) /*printf("ans fr %d ",ans)*/,ans=tr[x].id,/*printf("to %d\n",ans)*/;
                                             ^
0_0_27779946_10359.cpp:41:84: error: expected primary-expression before ';' token
    if(tr[x].id) /*printf("ans fr %d ",ans)*/,ans=tr[x].id,/*printf("to %d\n",ans)*/;
                                                                                    ^
0_0_27779946_10359.cpp:46:94: error: expected primary-expression before ';' token
    if(tr[x].id&&(!(ans))) /*printf("ans fr %d ",ans),*/ans=tr[x].id,/*printf("to %d\n",ans)*/;
                                                                                              ^