Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg2 = 1
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		print(0)
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			print(0)
			flg2 = 1
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		print(0)
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
	if t > M:
		print(0)
		flg2 = 1
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		print(0)
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
	if t > M:
		print(0)
		flg2 = 1
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	print(A)
	if A [0] < 0:
		print(0)
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
	if t > M:
		print(0)
		flg2 = 1
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			print(r)
			ans = ans*r
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		print(0)
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
	if t > M:
		print(0)
		flg2 = 1
	for k in range(2,N):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
zimport sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		print(0)
		sys.exit()
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
	if t > M:
		print(0)
		sys.exit()
	for k in range(2,N):
		r = p + q
		p = q
		q = r
		while (A[t] == k):
			ans = ans*r
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if a == N - 1:
		print(ans%1000000007)
	else:
		print(ans%1000000007)
main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()

Buggy python submission (verdict: Runtime Error):
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	N, M = map(int,inputs().split())
	for i in range(M):
		a = int(inputs())
		ans = ans*count(a - b -1)
		b = a+1
	if a == N - 1:
		print(ans%1000000007)
	else:
		print(ans*count(N - a-1)%1000000007)


def count(x):
	if x < 0:
		return 0
	elif x == 0:
		return 1
	elif x == 1:
		return 1
	elif x == 2:
		return 2
	else:
		return(count(x-1)+count(x-2))

main()

Fixed submission:
import sys
inputs = sys.stdin.readline
def main():
	ans = 1
	a = 0
	b = 0
	flg2 = 0
	N, M = map(int,inputs().split())
	A =[0]*(M+1)
	for i in range(M):
		a = int(inputs())
		A[i] = a-1-b
		b = a + 1
	A[M] = N - b
	A.sort()
	if A [0] < 0:
		flg2 = 1
	p = 1
	q = 1
	t = 0
	flg = 0
	while (A[t]<2):
		t = t+1
		if t > M:
			flg = 1
			break
	for k in range(2,N+1):
		r = p + q
		p = q
		q = r
		if flg == 1:
			break
		while (A[t] == k):
			ans = ans*r%1000000007
			t += 1
			if t == M+1:
				flg = 1
				break
		if flg == 1:
			break
	if flg2 == 0:
		print(ans%1000000007)
	else:
		print(0)
main()