View Compilation Error

0_0_11763438_4759.cpp: In function `node* buildTree(int, int, node*)':
0_0_11763438_4759.cpp:211: error: invalid operands of types `node*' and `int' to binary `operator%'
0_0_11763438_4759.cpp:211: error: expected `;' at end of input
0_0_11763438_4759.cpp:211: error: expected `}' at end of input