题解 | #序列中整数去重#
序列中整数去重
https://www.nowcoder.com/practice/6564a2f6e70f4153ad1ffd58b2b28490
#include <stdio.h>
int main() {
int n;
while (scanf("%d", &n) != EOF) {
int arr[n];
for (int i = 0; i < n; i++) {
scanf("%d",&arr[i]);
}
for (int i = 0;i < n; i++) {
int j = 0,tmp = 0;
for(j = i - 1; j >= 0;j--)//查找之前的数据看看有没有出现打印过
{//j = -1;不会越界访问，for循环就会停下
if(arr[i] == arr[j])
{
tmp = arr[j];//把查找的重复值保存
break;
}
}
if(tmp != arr[i])
printf("%d ",arr[i]);
}
}
return 0;
}
