SamePieces.go

func SamePices(used1,used2 []primitives.Attacks) {
  u1:=append([]primitives.Attacks{},used1…)
  u2:=append([]primitives.Attacks{},used2…)
  
  for _,u := range [][]primitives.Attack{u1,u2} {
    sort.Sort(u, func (i,j int) bool {
      x,y:=u[i],u[j]
      if x.Row()!=y.Row() { return x.Row()<y.Row() }
      if x.Col()!=y.Col() { return x.Col()!=y.Col() }
          return x.Name()<y.Name()
        })
  }
  
  for i := range u1 {
    if u1[i].Name()!=u2[i].Name() || u1[i].Row()!=u2[i].Row() || u1[i].Col()!=u2[i].Col() {
      return false
    }
  }
    
  return true
}