/in/foo.c: In function 'main':
/in/foo.c:6:15: warning: missing terminating " character
    6 |         scanf("%f,%f,%f,&a,&b,&c）；
      |               ^
/in/foo.c:6:15: error: missing terminating " character
    6 |         scanf("%f,%f,%f,&a,&b,&c）；
      |               ^~~~~~~~~~~~~~~~~~~~~~
/in/foo.c:7:5: error: expected expression before 'if'
    7 |     if(a+b>c&&a+c>b&&b+c>a)
      |     ^~
/in/foo.c:9:25: warning: missing terminating " character
    9 |                   print("%.2f\n,周长);
      |                         ^
/in/foo.c:9:25: error: missing terminating " character
    9 |                   print("%.2f\n,周长);
      |                         ^~~~~~~~~~~~~~
/in/foo.c:13:18: error: expected ';' before '}' token
   13 |         return 0;
      |                  ^
      |                  ;
   14 | }
      | ~                 
/in/foo.c:5:15: warning: unused variable 'c' [-Wunused-variable]
    5 |     float a,b,c;
      |               ^
/in/foo.c:5:13: warning: unused variable 'b' [-Wunused-variable]
    5 |     float a,b,c;
      |             ^
/in/foo.c:5:11: warning: unused variable 'a' [-Wunused-variable]
    5 |     float a,b,c;
      |           ^