View Compilation Error

0_0_38331925_2794.cpp: In function 'int main()':
0_0_38331925_2794.cpp:40:13: error: expected unqualified-id before '[' token
     for(auto[dx,dy]:dir){
             ^
0_0_38331925_2794.cpp:40:13: error: expected ';' before '[' token
0_0_38331925_2794.cpp:40:14: error: 'dx' was not declared in this scope
     for(auto[dx,dy]:dir){
              ^
0_0_38331925_2794.cpp:40:17: error: 'dy' was not declared in this scope
     for(auto[dx,dy]:dir){
                 ^
0_0_38331925_2794.cpp: In lambda function:
0_0_38331925_2794.cpp:40:20: error: expected '{' before ':' token
     for(auto[dx,dy]:dir){
                    ^
0_0_38331925_2794.cpp: In function 'int main()':
0_0_38331925_2794.cpp:40:20: error: expected ';' before ':' token
0_0_38331925_2794.cpp:40:20: error: expected primary-expression before ':' token
0_0_38331925_2794.cpp:40:20: error: expected ')' before ':' token
0_0_38331925_2794.cpp:40:20: error: expected primary-expression before ':' token