View Compilation Error

0_0_13156142_4548.cpp: In function 'void btree(int, int, int)':
0_0_13156142_4548.cpp:16:14: error: 'struct node' has no member named 'left'
     tree[rt].left=left;
              ^
0_0_13156142_4548.cpp:17:14: error: 'struct node' has no member named 'right'
     tree[rt].right=right;
              ^