package main import . "fmt" func main() { var n int Scan(&n) f:=0 ans:="" for i:=0;i<(1<0 { s+="∧" } var p int Scan(&p) if p==0 { s+="¬" } s+=Sprint("P_",j+1) } var r int Scan(&r) if r==0 { f++ continue } if len(ans)>0 { ans += "∨" } ans+=s+")" } if f==0 { ans="⊤" } if f==(1<