QOJ.ac

QOJ

Time Limit: 1.0 s Memory Limit: 256 MB Total points: 100

# 12104. Xoractive

此題目在以下比賽中使用過：

XV International Zhautykov Olympiad on Informatics Day 2 (IZhO 2019 Day 2)

The problem is available in the following languages: C++