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57.cpp
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// simple.cpp
/**
* Definition for an interval.
* struct Interval {
* int start;
* int end;
* Interval() : start(0), end(0) {}
* Interval(int s, int e) : start(s), end(e) {}
* };
*/
class Solution {
void combine(Interval &dst, Interval &src) {
dst.start = min(dst.start, src.start);
dst.end = max(dst.end, src.end);
}
public:
vector<Interval> insert(vector<Interval> &intervals, Interval newInterval) {
vector<Interval> res;
int i;
for (i = 0; i < intervals.size(); ++i) {
auto &interval = intervals[i];
if (newInterval.start <= interval.end)
break;
res.push_back(interval);
}
for (; i < intervals.size(); ++i) {
auto &interval = intervals[i];
if (!(interval.end < newInterval.start) &&
!(newInterval.end < interval.start))
combine(newInterval, interval);
else
break;
}
res.push_back(newInterval);
for (; i < intervals.size(); ++i) {
res.push_back(intervals[i]);
}
return res;
}
};