View problem - K blocks (IZhO14_blocks) :: oj.uz

Language	Compilation command
C11	/usr/bin/gcc -DEVAL -std=gnu11 -O2 -pipe -static -s -o blocks blocks.c -lm
C++20	/usr/bin/g++ -DEVAL -std=gnu++20 -O2 -pipe -static -s -o blocks blocks.cpp
C++17	/usr/bin/g++ -DEVAL -std=gnu++17 -O2 -pipe -static -s -o blocks blocks.cpp
Java	/usr/bin/javac -encoding UTF-8 blocks.java /bin/sh -c echo "Main-Class: blocks" > __manifest__.txt /bin/sh -c jar cfm blocks.jar __manifest__.txt *.class
Pypy 3	/usr/bin/pypy3 -m compileall -b blocks.py /bin/mv blocks.pyc __main__.pyc /usr/bin/zip blocks.pyz.zip __main__.pyc /bin/mv blocks.pyz.zip blocks.pyz

Time limit	Memory limit	# of submissions	# of submitted users	Solved #	Accepted user ratio
1000 ms	256 MiB	3234	585	446	76.24%

You must use stdin/stdout as input/output files instead of blocks.in/blocks.out.

Problem Source

IZhO 2014 Day 2 Problem E