제출 #832667

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
832667	2023-08-21 13:29:25	rainboy	Fuel Station (NOI20_fuelstation)	C11	39 / 100	120 ms	31592 KiB

FuelStation

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#include <stdio.h>
#define N 300001
#define N_  (1 << 19) /* N_ = pow2(ceil(log2(N))) */
long long max(long long a, long long b) { return a > b ? a : b; }
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
int xx[N], aa[N], bb[N], ii[N], idx[N], n;
int *vv;
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 (vv[ii[j]] == vv[i_])
        j++;
      else if (vv[ii[j]] < vv[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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컴파일 시 표준 에러 (stderr) 메시지

FuelStation.c: In function 'main':
FuelStation.c:70:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   70 |  scanf("%d%d", &n, &x_);
      |  ^~~~~~~~~~~~~~~~~~~~~~
FuelStation.c:72:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   72 |   scanf("%d%d%d", &xx[i], &aa[i], &bb[i]);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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• Subtask 2: 13 / 13
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• Subtask 7: 0 / 21