View Compilation Error

0_0_37537424_32543.cpp: In function 'void solution()':
0_0_37537424_32543.cpp:50:18: error: expected unqualified-id before '[' token
             auto [nowX, nowY] = Q.front();
                  ^
0_0_37537424_32543.cpp:60:29: error: 'nowX' was not declared in this scope
                 int nextX = nowX + nx[i];
                             ^
0_0_37537424_32543.cpp:61:29: error: 'nowY' was not declared in this scope
                 int nextY = nowY + ny[i];
                             ^