/in/foo.cc: In function 'int main()':
/in/foo.cc:17:36: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long int*' [-Wformat=]
     while(~scanf("%d%d%ld",&a,&b,&c))
                                    ^
/in/foo.cc:17:36: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long int*' [-Wformat=]