foo.cc: In function 'int main()':
foo.cc:55:1: error: expected '}' at end of input
   55 | }
      | ^
foo.cc:10:1: note: to match this '{'
   10 | {
      | ^
foo.cc:55:1: error: expected '}' at end of input
   55 | }
      | ^
foo.cc:6:1: note: to match this '{'
    6 | {
      | ^

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