/in/foo.c: In function 'main':
/in/foo.c:6:10: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
  scanf("%d",a);
          ^
/in/foo.c:7:10: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
  scanf("%d",b);
          ^
/in/foo.c:6:2: warning: 'a' is used uninitialized in this function [-Wuninitialized]
  scanf("%d",a);
  ^~~~~~~~~~~~~
/in/foo.c:7:2: warning: 'b' is used uninitialized in this function [-Wuninitialized]
  scanf("%d",b);
  ^~~~~~~~~~~~~

VJ4Error('ProblemDataNotFoundError', '题目 1003 的数据未找到。', 'MJ_C', 1003)