MOD = 10**9 + 7 max_n = 3000000 # As per problem statement # Precompute Fibonacci numbers modulo MOD f = [0] * (max_n + 1) f[1] = 1 if max_n >= 2: f[2] = 1 for i in range(3, max_n + 1): f[i] = (f[i-1] + f[i-2]) % MOD L = int(input()) if L == 0: print("INF") print(0) else: if L % 2 == 1: print(L) print(f[L] % MOD) else: print(L) half = L // 2 a = f[L] % MOD b = f[half] % MOD ways = (a - (b * b) % MOD) % MOD print(ways)