/in/foo.cc: In function 'int main()':
/in/foo.cc:39:25: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
  scanf("%d%d%d",&n,&m,&k);
                         ^
/in/foo.cc:39:25: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
/in/foo.cc:39:25: warning: format '%d' expects argument of type 'int*', but argument 4 has type 'long long int*' [-Wformat=]