• 2022-05-26
    PR[1]=[20,-50,15,10,180,-90],PR[2]=PR[1],PR[2,3]=PR[1,3]+50,则PR[2]的值为()
    A: [70,0,65,10,180,-90]
    B: [70,0,65,60,230,-40]
    C: [70,-50,65,10,180,-90]
    D: [20,-50,65,10,180,-90]