View problem - Fibonacci representations (CEOI18_fib)

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

Time limit	Memory limit	# of submissions	# of submitted users	Solved #	Accepted user ratio
4000 ms	256 MiB	403	83	16	19.28%

Problem Source

Fibonacci representations Batch Compilation commands