View Compilation Error

0_0_13484567_11012.cpp: In function 'int work(int, int, int, int, int)':
0_0_13484567_11012.cpp:17:2: error: expected ')' before 'int'
  int t1=pan(l1,r1,t),t2=pan(l2,r2,t);
  ^
0_0_13484567_11012.cpp:20:6: error: 't1' was not declared in this scope
  if (t1==-1)
      ^
0_0_13484567_11012.cpp:22:7: error: 't2' was not declared in this scope
   if (t2==-1) return work(l1,r1,l2,r2,t-1);
       ^
0_0_13484567_11012.cpp:28:7: error: 't2' was not declared in this scope
   if (t2==-1) return tmp+work(0,r1,l2,r2,t-1);
       ^
0_0_13484567_11012.cpp:34:7: error: 't2' was not declared in this scope
   if (t2==-1) return tmp+work(l1,r1,l2,r2,t-1);
       ^