Submission #823240

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
823240	2023-08-12 09:54:17	rainboy	Real Mountains (CCO23_day1problem2)	C11	25 / 25	294 ms	29436 KiB

Main

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#include <stdio.h>
#define N 1000000
#define INF 0x3f3f3f3f
#define MD  1000003
int min(int a, int b) { return a < b ? a : b; }
int max(int a, int b) { return a > b ? a : b; }
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
int aa[N + 2];
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;
 
 
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Compilation message (stderr)

Main.c: In function 'main':
Main.c:41:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   41 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
Main.c:43:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 3 / 3
• Subtask 3: 3 / 3
• Subtask 4: 3 / 3
• Subtask 5: 4 / 4
• Subtask 6: 5 / 5
• Subtask 7: 4 / 4