有15个人围成一圈，顺序从1到15编号。从第一个人开始报数，凡报到n的人退出圈子。用C语言写出程序，输入n(n>=1)的值，输出最后留在圈子里的人的编号 -Have 15 people in a circle, the order number from 1 to 15.Starting from the first person counted off people who report to n out of circle.Using C language to write the program, type n (n > = 1) the value of the output number finally left in circles