answer.code:5:30: warning: ‘-fwhole-program’ is not an option that controls warnings [-Wpragmas]
    5 | #pragma GCC diagnostic error "-fwhole-program"
      |                              ^~~~~~~~~~~~~~~~~
answer.code:6:30: warning: ‘-fcse-skip-blocks’ is not an option that controls warnings [-Wpragmas]
    6 | #pragma GCC diagnostic error "-fcse-skip-blocks"
      |                              ^~~~~~~~~~~~~~~~~~~
answer.code:7:30: warning: ‘-funsafe-loop-optimizations’ is not an option that controls warnings [-Wpragmas]
    7 | #pragma GCC diagnostic error "-funsafe-loop-optimizations"
      |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code: In member function ‘void Tree::upd(long long int, long long int)’:
answer.code:156:48: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  156 |                 mxv[x][0]=(it==mxch[x].begin())?make_pair(-LINF,-LINF):*(--it);
      |                           ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:156:48: note:   and each type can be converted to the other
answer.code:157:48: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  157 |                 mxv[x][1]=(it==mxch[x].begin())?make_pair(-LINF,-LINF):*(--it);
      |                           ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:157:48: note:   and each type can be converted to the other
answer.code:167:64: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  167 |                         mxv[fa[i]][0]=(it==mxch[fa[i]].begin())?make_pair(-LINF,-LINF):*(--it);
      |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:167:64: note:   and each type can be converted to the other
answer.code:168:64: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  168 |                         mxv[fa[i]][1]=(it==mxch[fa[i]].begin())?make_pair(-LINF,-LINF):*(--it);
      |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:168:64: note:   and each type can be converted to the other
answer.code: In member function ‘void Tree::erz(long long int, long long int)’:
answer.code:178:48: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  178 |                 mxv[x][0]=(it==mxch[x].begin())?make_pair(-LINF,-LINF):*(--it);
      |                           ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:178:48: note:   and each type can be converted to the other
answer.code:179:48: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  179 |                 mxv[x][1]=(it==mxch[x].begin())?make_pair(-LINF,-LINF):*(--it);
      |                           ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:179:48: note:   and each type can be converted to the other
answer.code:189:64: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  189 |                         mxv[fa[i]][0]=(it==mxch[fa[i]].begin())?make_pair(-LINF,-LINF):*(--it);
      |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:189:64: note:   and each type can be converted to the other
answer.code:190:64: error: operands to ‘?:’ have different types ‘std::pair<long int, long int>’ and ‘const std::pair<long long int, long long int>’
  190 |                         mxv[fa[i]][1]=(it==mxch[fa[i]].begin())?make_pair(-LINF,-LINF):*(--it);
      |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
answer.code:190:64: note:   and each type can be converted to the other