View Compilation Error

0_0_39462899_3343.cpp: In function 'int main()':
0_0_39462899_3343.cpp:81:15: error: 'struct node' has no member named 'le'; did you mean 'l'?
   81 |          a[i].le=read();
      |               ^~
      |               l
0_0_39462899_3343.cpp:82:15: error: 'struct node' has no member named 're'; did you mean 'r'?
   82 |          a[i].re=read();
      |               ^~
      |               r
0_0_39462899_3343.cpp:83:27: error: 'struct node' has no member named 're'; did you mean 'r'?
   83 |          mx = max(mx,a[i].re);
      |                           ^~
      |                           r
0_0_39462899_3343.cpp:87:21: error: 'da' was not declared in this scope; did you mean 'fa'?
   87 |         insert(1, 1,da, a[i].l, a[i].r,  a[i].x,  a[i].y);
      |                     ^~
      |                     fa
0_0_39462899_3343.cpp:91:15: error: 'da' was not declared in this scope; did you mean 'fa'?
   91 |     DFS(1, 1, da);
      |               ^~
      |               fa