/in/foo.cc: In function 'int main()':
/in/foo.cc:20:33: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[10001]' [-Wformat=]
        scanf("%s %s",&str1,&str2);
                                 ^
/in/foo.cc:20:33: warning: format '%s' expects argument of type 'char*', but argument 3 has type 'char (*)[10001]' [-Wformat=]