View Compilation Error

0_0_33600575_19156.cpp: In function 'int findfa(int)':
0_0_33600575_19156.cpp:55:14: error: expected primary-expression before 'return'
     fa[x]==x?return x:return fa[x]=findfa(fa[x]);
              ^
0_0_33600575_19156.cpp:55:14: error: expected ':' before 'return'
0_0_33600575_19156.cpp:55:14: error: expected primary-expression before 'return'