View Compilation Error

0_0_13929735_10802.cpp:35:6: error: expected unqualified-id before 'delete'
 void delete(Node *root, int i, int num) {
      ^
0_0_13929735_10802.cpp: In function 'int main()':
0_0_13929735_10802.cpp:88:54: error: type 'int' argument given to 'delete', expected pointer
    else if (strcmp(ch, "Sub") == 0) delete(root, x, y);
                                                      ^