View Compilation Error

0_0_18476156_1371.cpp: In function 'int insert(int)':
0_0_18476156_1371.cpp:46:21: error: expected ')' before ']' token
         if(heap[i]>1])
                     ^
0_0_18476156_1371.cpp:46:21: error: expected primary-expression before ']' token
0_0_18476156_1371.cpp:76:26: error: expected ')' before ']' token
             if(heap[i]<<1]&&heap[i]<<1|1])
                          ^
0_0_18476156_1371.cpp:76:26: error: expected primary-expression before ']' token