Time limit exceeded

[aditikandhway]

i am getting TLE after submitting this code.
here is my code

Coding Blocks IDE

[chhavibansal]

u need to use Dynami Programming since the constraints are large
recursion cases increase in time complexity

[chhavibansal]

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[rkrishna (Rahul Krishna)]

You should take modulo 10^9 +7 while calculation and if it is 1xm size tiles then f(n-4,m) should be f(n-m,m), right!