View Compilation Error

0_0_38197071_4059.cpp: In lambda function:
0_0_38197071_4059.cpp:26:18: error: expected unqualified-id before '[' token
             auto [x, y] = que.front();
                  ^
0_0_38197071_4059.cpp:29:26: error: 'x' was not declared in this scope
                 int nx = x + dx[i];
                          ^
0_0_38197071_4059.cpp:30:26: error: 'y' was not declared in this scope
                 int ny = y + dy[i];
                          ^