ll@n; ll b=n/6*2; n%=6; wt(b+(n>0)+(n>3),b+(n>1)+(n>3),b+(n>2)+(n>3)); wt(b+(n>0)+(n>4),b+(n>1)+(n>4),b+(n>2)+(n>4)); wt(b+(n>0)+(n>5),b+(n>1)+(n>5),b+(n>2)+(n>5));