题解 | #序列中整数去重#

#include <stdio.h>

int main() {
    int n, arr[100];
    scanf("%d", &n);
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }
    for (int i = 0; i < n; i++) {
        if (arr[i] == -1)
            continue;
        for (int j = i + 1; j < n; j++) {
            if (arr[i] == arr[j]) {
                arr[j] = -1;
            }
        }
        printf("%d ", arr[i]);
    }
    return 0;
}