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Copy pathleetcode_57.cpp
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29 lines (25 loc) · 1.03 KB
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class Solution {
public:
vector<vector<int>> insert(vector<vector<int>>& intervals, vector<int>& newInterval) {
vector<vector<int>> result;
int i = 0, n = intervals.size();
// 1. newInterval보다 완전히 왼쪽에 있는 구간들 추가
while (i < n && intervals[i][1] < newInterval[0]) {
result.push_back(intervals[i]);
i++;
}
// 2. 겹치는 구간들을 병합
while (i < n && intervals[i][0] <= newInterval[1]) {
newInterval[0] = min(newInterval[0], intervals[i][0]);
newInterval[1] = max(newInterval[1], intervals[i][1]);
i++;
}
result.push_back(newInterval);
// 3. newInterval보다 완전히 오른쪽에 있는 구간들 추가
while (i < n) {
result.push_back(intervals[i]);
i++;
}
return result;
}
};