View Compilation Error

0_0_33140981_16721.cpp:1:1: error: expected unqualified-id before 'if'
 if(cmp(val,p[x]))insert(ls,x,val);
 ^
0_0_33140981_16721.cpp:2:5: error: expected unqualified-id before 'else'
     else insert(rs,x,val);
     ^
0_0_33140981_16721.cpp:3:11: error: expected constructor, destructor, or type conversion before '(' token
     pushup(x); if(!balance(x))last=x;
           ^
0_0_33140981_16721.cpp:3:16: error: expected unqualified-id before 'if'
     pushup(x); if(!balance(x))last=x;
                ^