一般是对read table和select语句使用. loop at g_it_data where level < <wa_data>-level and seq < <wa_data>-seq and ( ( item_category = 'M' and assembly = 'X' ) or level = 1 ). <wa_data>-cpmtr = g_it_data-cpmtr. if <wa_data&
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感谢原作者,原理请看原作者的文章 http://www.html-js.com/article/1517 C#实现 public string rayCasting(PointF p, PointF[] poly) { var px = p.X; var py = p.Y; var flag = false; int l = poly.Length; ; ; i < l; i++) { var sx = poly[i].X; var sy = poly[i].Y; var tx = poly[j
Wormholes Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 38300 Accepted: 14095 Description While exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it is a one-way p
Wormholes Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 24249 Accepted: 8652 Description While exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it is a one-way pa
Description While exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it is a one-way path that delivers you to its destination at a time that is BEFORE you entered the wormhole! Eac