/in/foo.cc: In function 'long long unsigned int in(long long unsigned int)':
/in/foo.cc:8:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(ull i=2;i<=t;i++){
                 ~^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:15:23: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long unsigned int*' [-Wformat=]
     scanf("%d%d",&x,&y);
                       ^
/in/foo.cc:15:23: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long unsigned int*' [-Wformat=]
/in/foo.cc:20:20: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long unsigned int' [-Wformat=]
     printf("%d",ANS);
                    ^