CF940D Alena And The Heater

"We've tried solitary confinement, waterboarding and listening to Just In Beaver, to no avail. We need something extreme." "Little Alena got an array as a birthday present $ ... $ " The array $ b $ of length $ n $ is obtained from the array $ a $ of length $ n $ and two integers $ l $ and $ r $ ( $ l

The first line of input contains a single integer $ n $ ( $ 5

Output two integers $ l $ and $ r $ ( $ -10^{9}

In the first test case any pair of $ l $ and $ r $ pair is valid, if $ 6