View Compilation Error

0_0_37509028_29273.cpp: In function 'int main()':
0_0_37509028_29273.cpp:38:23: error: expected unqualified-id before '[' token
             for(auto &[u,v]:q[i])
                       ^
0_0_37509028_29273.cpp:38:23: error: expected ';' before '[' token
0_0_37509028_29273.cpp:38:24: error: 'u' was not declared in this scope
             for(auto &[u,v]:q[i])
                        ^
0_0_37509028_29273.cpp:38:26: error: 'v' was not declared in this scope
             for(auto &[u,v]:q[i])
                          ^
0_0_37509028_29273.cpp: In lambda function:
0_0_37509028_29273.cpp:38:28: error: expected '{' before ':' token
             for(auto &[u,v]:q[i])
                            ^
0_0_37509028_29273.cpp: In function 'int main()':
0_0_37509028_29273.cpp:38:28: error: expected ';' before ':' token
0_0_37509028_29273.cpp:38:28: error: expected primary-expression before ':' token
0_0_37509028_29273.cpp:38:28: error: expected ')' before ':' token
0_0_37509028_29273.cpp:38:28: error: expected primary-expression before ':' token