代码练习系列：问题 D 八进制

#include <stdio.h>
#include <string.h>

int main()
{
long n;

while(scanf("%ld",&n) != EOF){
int z[40],num = 0;
do{
z[num++] = n % 8;
n /= 8;
}while(n != 0);

for(int i = num - 1;i >= 0;i--){
printf("%d",z[i]);
}
printf("\n");
}
return 0;
}