Meh 1 исправлено

#include <stdio.h>
int main() {
    int n, count = 0;
    int arr[1000];
    scanf("%d", &n);
    for(int i = 0; i < n; i += 1) {
        scanf("%d", &arr[i]);
    }
    for(int i = n-1; i >= 0; i -= 1) {
        if(arr[i] > 0) {
          count += 1;
          if(count == 3) {
              for(int j = i; j < n - 1; j += 1) {
                  arr[j] = arr[j+1];
              }
          }
        }
    }
    for(int i = 0; i < n-1; i += 1) {
        printf("%d ", arr[i]);
    }
}