G1:=100*(C-LLV(L,5))/(HHV(C,5)-LLV(L,5));
G2:=100*(C-LLV(L,10))/(HHV(C,10)-LLV(L,10));
G3:=100*(C-LLV(L,20))/(HHV(C,20)-LLV(L,20));
G4:=100*(C-LLV(L,30))/(HHV(C,30)-LLV(L,30));
A:=BARSLAST(CROSS(30,G1))<2 AND BARSLAST(CROSS(G1,50))<2;
B:=BARSLAST(CROSS(G4,G1))<2 AND G1>G4;
E:=G1>60 AND G4>70;
多头买入:A AND B AND E;
