
fib[0] = 1
 
fib[1] = 1
 
fib[n_Integer] = fib[-2 + n] + fib[-1 + n]
 
fib[n_] = 0
fib[0] = 1
 
fib[1] = 1
 
fib[n_Integer] = 0
 
fib[n_] = 0
fib[0] = 1
 
fib[1] = 1
 
fib[n_Integer] = fib[-2 + n] + fib[-1 + n]
 
fib[n_] = 0
fib[0] = 1
 
fib[1] = 1
 
fib[n_Integer] = fib[-2 + n] + fib[-1 + n]
 
fib[n_] = 0
fib[0] = 1
 
fib[1] = 1
 
fib[n_Integer] = fib[-2 + n] + fib[-1 + n]
 
fib[n_] = 0
