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View Compilation Error

0_0_38540804_28621.cpp: In function 'int main()':
0_0_38540804_28621.cpp:100:26: error: expected unqualified-id before '[' token
                 for(auto [x, y] : mp) num += y;
                          ^
0_0_38540804_28621.cpp:100:26: error: expected ';' before '[' token
0_0_38540804_28621.cpp:4:11: error: 'first' was not declared in this scope
 #define x first
           ^
0_0_38540804_28621.cpp:100:27: note: in expansion of macro 'x'
                 for(auto [x, y] : mp) num += y;
                           ^
0_0_38540804_28621.cpp:5:11: error: 'second' was not declared in this scope
 #define y second
           ^
0_0_38540804_28621.cpp:100:30: note: in expansion of macro 'y'
                 for(auto [x, y] : mp) num += y;
                              ^
0_0_38540804_28621.cpp: In lambda function:
0_0_38540804_28621.cpp:100:33: error: expected '{' before ':' token
                 for(auto [x, y] : mp) num += y;
                                 ^
0_0_38540804_28621.cpp: In function 'int main()':
0_0_38540804_28621.cpp:100:33: error: expected ';' before ':' token
0_0_38540804_28621.cpp:100:33: error: expected primary-expression before ':' token
0_0_38540804_28621.cpp:100:33: error: expected ')' before ':' token
0_0_38540804_28621.cpp:100:33: error: expected primary-expression before ':' token


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