/in/foo.c: In function 'main':
/in/foo.c:9:23: error: stray '\357' in program
    printf("%d %d %d\n"，a,b,c);
                       ^
/in/foo.c:9:24: error: stray '\274' in program
    printf("%d %d %d\n"，a,b,c);
                        ^
/in/foo.c:9:25: error: stray '\214' in program
    printf("%d %d %d\n"，a,b,c);
                         ^
/in/foo.c:9:26: error: expected ')' before 'a'
    printf("%d %d %d\n"，a,b,c);
                          ^
/in/foo.c:9:13: warning: format '%d' expects a matching 'int' argument [-Wformat=]
    printf("%d %d %d\n"，a,b,c);
             ^
/in/foo.c:9:16: warning: format '%d' expects a matching 'int' argument [-Wformat=]
    printf("%d %d %d\n"，a,b,c);
                ^
/in/foo.c:9:19: warning: format '%d' expects a matching 'int' argument [-Wformat=]
    printf("%d %d %d\n"，a,b,c);
                   ^
/in/foo.c:15:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
     else
     ^~~~
/in/foo.c:23:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else'
   return 0
   ^~~~~~
/in/foo.c:24:1: error: expected ';' before '}' token
 }
 ^