• 2022-05-31
    中国大学MOOC: 已知程序如下,若X=10,Y=20, Z=30,该程序执行完成后,X的值为_____。X = Z + Y;If Y < Z { X = X – Y; }Else{ X= X – Z; }X = X – Y;If X < Z { X = Y +20; }X = X – Z;If X > Y { X = X – Y; }