题解 | #明明的随机数#

#include <stdio.h>
const M = 1001; //良好的编程习惯
int main() {
  int num[M] = {0}; //散列数组
  int n = 0;
  int i = 0;
  int count = 0;
  int tag = 0; //记录用于输出的元素数量
	scanf("%d",&count);
	while(count--){ //读入数据
		scanf("%d",&n);
    	num[n] = n;
	}
	while(i<M){
   	 if(num[i]!=0){
    	++i;
        ++tag;
    }else{
        ++i;
        }
   	 }
    i = 0;
	while(tag){
   	 if(num[i]!=0){
        printf("%d\n",num[i++]);
        --tag;
    }else{
        ++i;
        }
    }
}