Submission #392825

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
392825	2021-04-21 21:12:56	rainboy	Studentsko (COCI14_studentsko)	C11	100 / 100	2 ms	372 KiB

studentsko

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#include <stdio.h>
#define N 5000
int max(int a, int b) { return a > b ? a : b; }
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
int aa[N];
void sort(int *ii, int l, int r) {
  while (l < r) {
    int i = l, j = l, k = r, i_ = ii[l + rand_() % (r - l)], tmp;
    while (j < k)
      if (aa[ii[j]] == aa[i_])
        j++;
      else if (aa[ii[j]] < aa[i_]) {
        tmp = ii[i], ii[i] = ii[j], ii[j] = tmp;
        i++, j++;
      } else {
        k--;
        tmp = ii[j], ii[j] = ii[k], ii[k] = tmp;
      }
    sort(ii, l, i);
    l = k;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

studentsko.c: In function 'main':
studentsko.c:57:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   57 |  scanf("%d%d", &n, &k), m = n / k;
      |  ^~~~~~~~~~~~~~~~~~~~~
studentsko.c:59:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   59 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10