/in/foo.cc: In function 'int main()':
/in/foo.cc:31:20: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
     printf("%d ", i); break;
                    ^
/in/foo.cc:41:21: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
    printf("%d \n", i); break;
                     ^