Log Stream Analysis

245F2000· candidate master2s256 MB⌨ stdin/stdout

#binary search #brute force #implementation #strings

Examples

Sample 1of 3

Input

60 3
2012-03-16 16:15:25: Disk size is
2012-03-16 16:15:25: Network failute
2012-03-16 16:16:29: Cant write varlog
2012-03-16 16:16:42: Unable to start process
2012-03-16 16:16:43: Disk size is too small
2012-03-16 16:16:53: Timeout detected

Output

2012-03-16 16:16:43

Sample 2of 3

Input

1 2
2012-03-16 23:59:59:Disk size
2012-03-17 00:00:00: Network
2012-03-17 00:00:01:Cant write varlog

Output

-1

Sample 3of 3

Input

2 2
2012-03-16 23:59:59:Disk size is too sm
2012-03-17 00:00:00:Network failute dete
2012-03-17 00:00:01:Cant write varlogmysq

Output

2012-03-17 00:00:00

245F.cpp

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