/in/foo.cc: In function 'int main()':
/in/foo.cc:17:20: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
  scanf("%d%d",&a,&b);
                    ^
/in/foo.cc:17:20: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
/in/foo.cc:22:14: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
     else if(a==10&b==3)cout<<17<<endl;
             ~^~~~