选首领．Ｎ个游戏者围成一圈，从第一个人开始顺序报数１，２，３．凡报到３者退出圈子，最后留在圈子的人为首领-elected leader. N gamers cordons started from the first sequence number off 1,2,3. All three were reported from the bush, the last to remain in the circle of human head