Submission #431821

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
431821	2021-06-17 15:50:18	rainboy	Ancient Books (IOI17_books)	C++98	50 / 100	193 ms	13124 KiB

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#include "books.h"
#include <string.h>
using namespace std;
const int N = 1000000;
const int INF = 0x3f3f3f3f;
int min(int a, int b) { return a < b ? a : b; }
int max(int a, int b) { return a > b ? a : b; }
typedef vector<int> vi;
unsigned int X = 12345;
int rand_() {
  return (X *= 3) >> 1;
}
char visited[N]; int xx[N], ll[N], rr[N], ll_[N], rr_[N], ii[N], m;
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) {
      int c = ll_[ii[j]] - ll_[i_];
      if (c == 0)
        j++;
 
 
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• Subtask 1: 12 / 12
• Subtask 2: 10 / 10
• Subtask 3: 28 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30