题目:有一艘海盗船上面有30个海盗,分别为海盗1-30号忽然海盗船撞上了冰山,船上只能留下一个人,船长命令大家循环数数,数到7和7的倍数的人,跳到海里去。
分析: 没什么好分析的。
输入海盗人数,输入死亡数字,输出海盗死亡顺序。
SELECTION-SCREEN BEGIN OF BLOCK b0. PARAMETERS: p_number TYPE i OBLIGATORY. PARAMETERS: p_keyval TYPE i OBLIGATORY. SELECTION-SCREEN END OF BLOCK b0. * ** TYPES: BEGIN OF person, index TYPE i, numbr TYPE i, END OF person. DATA :t_person TYPE TABLE OF person. DATA last_number TYPE i. t_person = VALUE #( FOR i = 1 UNTIL i > p_number ( index = i ) ). DO. IF lines( t_person ) < 2.EXIT.ENDIF. LOOP AT t_person ASSIGNING FIELD-SYMBOL(<s_person>). <s_person>-numbr = COND #( WHEN last_number = p_keyval THEN 1 ELSE last_number + 1 ). last_number = <s_person>-numbr. IF <s_person>-numbr = p_keyval. WRITE: / 'index' ,<s_person>-index,'dead! '. DELETE t_person. ENDIF. ENDLOOP. ENDDO. READ TABLE t_person ASSIGNING <s_person> INDEX 1. WRITE :/ 'index', <s_person>-index,'alive '.