foo.cc:5:13: error: stray '\357' in program
    5 |     int a, b，c;
      |             ^
foo.cc:5:14: error: stray '\274' in program
    5 |     int a, b，c;
      |              ^
foo.cc:5:15: error: stray '\214' in program
    5 |     int a, b，c;
      |               ^
foo.cc: In function 'int main()':
foo.cc:5:16: error: expected initializer before 'c'
    5 |     int a, b，c;
      |                ^
foo.cc:6:17: error: 'b' was not declared in this scope
    6 |     cin >> a >> b>>c;
      |                 ^
foo.cc:6:20: error: 'c' was not declared in this scope
    6 |     cin >> a >> b>>c;
      |                    ^

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