题解 | #序列中整数去重#

#include <stdio.h>

int main() {
    int n = 0;
    scanf("%d", &n);
    int arr[n];
    int temp = 0;
    for (int i = 0; i < n; i++) {

        scanf("%d", &arr[i]);
        temp = arr[i];                 //记录当前arr[i]输入的值
        for (int j = 0; j < i; j++) {  //与arr[i]之前的每一个值比较，是否相等
            if (arr[j] == temp) {

                arr[i] = 0;            //相等就把arr[i]=0
            }

        }

    }
    for (int i = 0; i < n; i++) {

        if (arr[i] != 0) {

            printf("%d ", arr[i]);

        }

    }

    return 0;
}