/in/foo.cc: In function 'int main()':
/in/foo.cc:15:53: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
         printf("w(%d, %d, %d) = %d\n",a,b,c,w(a,b,c));
                                                     ^
/in/foo.cc:15:53: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=]
/in/foo.cc:15:53: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long long int' [-Wformat=]
/in/foo.cc:15:53: warning: format '%d' expects argument of type 'int', but argument 5 has type 'long long int' [-Wformat=]