View Compilation Error

0_0_38669343_22015.cpp:58:2: error: expected ';' after struct definition
   58 | }
      |  ^
      |  ;
0_0_38669343_22015.cpp: In function 'void solve()':
0_0_38669343_22015.cpp:239:5: error: 'sgt' was not declared in this scope; did you mean 'sgt2'?
  239 |     sgt<int>tr(n, INF);
      |     ^~~
      |     sgt2
0_0_38669343_22015.cpp:239:9: error: expected primary-expression before 'int'
  239 |     sgt<int>tr(n, INF);
      |         ^~~
0_0_38669343_22015.cpp:240:5: error: 'tr' was not declared in this scope; did you mean 'tm'?
  240 |     tr.build(1, 1, n, v);
      |     ^~
      |     tm