1 #define _CRT_SECURE_NO_DEPRECATE  /*取消scanf,printf不安全之类的错误提示*/ 2  3 #include <stdio.h> 4 #include <stdlib.h> 5 typedef int Item; 6 Item *As; 7 /******数组的方式实现--栈******/ 8 static int N;   //栈的数组下标 9 void ArryStackInit( int maxN)10 {11     As = (int *)malloc(maxN * sizeof(Item));12     N = 0;13 }14 int If_ArryStackEmpty()15 {16     return N;17 }18 void ArryStackPush(Item item)19 {20     As[N++] = item;21 }22 Item ArryStackPop( )23 {24     return As[--N];25 }26 /******************************/27 int main()28 {29     int num,num8;30     ArryStackInit(10);31     scanf("%d", &num);32     while (num){33         ArryStackPush(num % 8);34         num = num / 8;35     }36     while (N)37     {38         num8 = ArryStackPop(As);39         printf("%d", num8);40     }41 }