Dsa
Intervals
Medium
Event Overlap Checker
You are given a list of events represented by intervals (start, end). Your task is to determine if any events overlap. Output 'YES' if there is any overlap and 'NO' otherwise.
Input Format:
- An integer n (1 ≤ n ≤ 1000), the number of events.
- Followed by n lines, each containing two integers start and end (0 ≤ start < end ≤ 10^9).
Output Format:
- 'YES' if there is an overlap, otherwise 'NO'.
Example:
Input:
3
1 3
2 4
5 7
Output:
YES
Key concepts
intervalsoverlapscheduling
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