Recently, I had problem: counting ways in which X could be represented as summing Fibonacci numbers without repeating them. With X <= 1e9;and the input has N text with N <= 1e5. Can you give me an idea to solve this problem? thanks for help.
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Can you add a problem link? People often ask for problems from a running contest, so it's good to add a link to the problem.
It is same as CEOI 18-fib I think. There is explanation here.