View Compilation Error

0_0_38504876_12819.cpp: In function 'void solve()':
0_0_38504876_12819.cpp:81:12: error: expected unqualified-id before '[' token
  for (auto [x, y] : mp) {
            ^
0_0_38504876_12819.cpp:81:12: error: expected ';' before '[' token
0_0_38504876_12819.cpp:81:13: error: 'x' was not declared in this scope
  for (auto [x, y] : mp) {
             ^
0_0_38504876_12819.cpp:81:16: error: 'y' was not declared in this scope
  for (auto [x, y] : mp) {
                ^
0_0_38504876_12819.cpp: In lambda function:
0_0_38504876_12819.cpp:81:19: error: expected '{' before ':' token
  for (auto [x, y] : mp) {
                   ^
0_0_38504876_12819.cpp: In function 'void solve()':
0_0_38504876_12819.cpp:81:19: error: expected ';' before ':' token
0_0_38504876_12819.cpp:81:19: error: expected primary-expression before ':' token
0_0_38504876_12819.cpp:81:19: error: expected ')' before ':' token
0_0_38504876_12819.cpp:81:19: error: expected primary-expression before ':' token