,左下角开开心心小熊是吗,下面是你:)

许许  •  1个月前


**include <stdio.h> int n, a[1005], x, i, sum = 0; int main() {** scanf("%d", &n);** while (i != n) { i++;

scanf("%d"****, &x); if (a[x] != 1) { a[x] = 1; sum++; } } i = 0; printf("%d\n", sum); while (i != 1005) { if (a[i] > 0) { printf("%d ", i); } i++; } return 0; }


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