foo.c: In function 'main':
foo.c:7:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[10001]' [-Wformat=]
  scanf("%s %s",&tp,&tq);//输入两个乘数
         ~^     ~~~
foo.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'char (*)[10001]' [-Wformat=]
  scanf("%s %s",&tp,&tq);//输入两个乘数
            ~^      ~~~
foo.c:7:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s %s",&tp,&tq);//输入两个乘数
  ^~~~~~~~~~~~~~~~~~~~~~

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