View problem - Friends (BOI17_friends) :: oj.uz

Time limit	Memory limit	# of submissions	# of accepted	Ratio
1000 ms	512 MiB	123	14	11.38%

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Problem source

Baltic Olympiad in Informatics 2017 Day 2 Problem 2

Language	Command
C / gcc	`gcc-10 -Wall -lm -static -DEVAL -o friends -O2 friends.c`
C++ / g++	`g++-10 -Wall -lm -static -DEVAL -o friends -O2 friends.cpp`
C++11 / g++	`g++-10 -Wall -lm -static -DEVAL -o friends -O2 friends.cpp -std=c++11`
C++14 / g++	`g++-10 -Wall -lm -static -DEVAL -o friends -O2 friends.cpp -std=c++14`
Python 2 / Python 2	`python2.7 -c "import py_compile; py_compile.compile(r'friends.py')"`
Python 3 / Python 3	`python3.9 -c "import py_compile; py_compile.compile(r'friends.py')"`
PyPy / PyPy 2	`pypy -c "import py_compile; py_compile.compile(r'friends.py')"`
C++17 / g++	`g++-10 -Wall -lm -static -DEVAL -o friends -O2 friends.cpp -std=c++17`
PyPy 3 / PyPy 3	`pypy3 -c "import py_compile; py_compile.compile(r'friends.py')"`
Java 11 / Java	`javac -J-Xms128m -J-Xmx512m -encoding UTF-8 friends.java`
Kotlin / Kotlin	`kotlinc-jvm -include-runtime -d friends.jar friends.kt`