제출 #670611

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
670611	2022-12-09 17:48:06	rainboy	수확 (JOI20_harvest)	C11	100 / 100	358 ms	72164 KiB

harvest

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#include <stdio.h>
#include <stdlib.h>
#define N 200000
#define M 200000
#define Q 200000
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
int aa[N], pp[N], ww[N], n; char cycle[N];
int bb[M], jj[M], tt[M], m; long long vv[M];
int ii[Q], q; long long ss[Q], uu[Q], ans[Q];
long long rr[M + Q], l_;
int l, c;
long long *xx;
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 (xx[ii[j]] == xx[i_])
        j++;
      else if (xx[ii[j]] < xx[i_]) {
        tmp = ii[i], ii[i] = ii[j], ii[j] = tmp;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

harvest.c: In function 'append':
harvest.c:46:23: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   46 |  if (o >= 2 && (o & o - 1) == 0)
      |                     ~~^~~
harvest.c: In function 'main':
harvest.c:158:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  158 |  scanf("%d%d%d%d", &n, &m, &l, &c);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
harvest.c:160:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  160 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~
harvest.c:162:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  162 |   scanf("%d", &bb[g]);
      |   ^~~~~~~~~~~~~~~~~~~
harvest.c:168:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  168 |  scanf("%d", &q);
      |  ^~~~~~~~~~~~~~~
harvest.c:170:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  170 |   scanf("%d%lld", &i, &ss[h]), i--;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 20 / 20
• Subtask 3: 75 / 75