\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)

CGAL 4.3 - Interval Skip List

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Interval_skip_list/intervals.cpp
#include <CGAL/Interval_skip_list.h>
#include <CGAL/Interval_skip_list_interval.h>
#include <vector>
#include <list>
#include <iostream>
typedef CGAL::Interval_skip_list_interval<double> Interval;
typedef CGAL::Interval_skip_list<Interval> Interval_skip_list;
int main()
{
Interval_skip_list isl;
int i, n, d;
n = 10;
d = 3;
//std::cin >> n >> d;
std::vector<Interval> intervals(n);
for(i = 0; i < n; i++) {
intervals[i] = Interval(i, i+d);
}
std::random_shuffle(intervals.begin(), intervals.end());
isl.insert(intervals.begin(), intervals.end());
for(i = 0; i < n+d; i++) {
std::list<Interval> L;
isl.find_intervals(i, std::back_inserter(L));
for(std::list<Interval>::iterator it = L.begin(); it != L.end(); it++){
std::cout << *it;
}
std::cout << std::endl;
}
for(i = 0; i < n; i++) {
isl.remove(intervals[i]);
}
return 0;
}