C. Party Lemonade
A New Year party is not a New Year party without lemonade! As usual, you are expecting a lot of guests, and buying lemonade has al ......
The Fair Nut likes kvass very much. On his birthday parents presented him nn kegs of kvass. There are vivi liters of kvass in the ii-th keg. Each keg ......
Time limit : 2sec / Memory limit : 256MB
Score : 300 points
Problem Statement
You've come to your favorite store Infinitesco to buy some ice tea.
Th ......
There is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a tile, he c ......