Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]
ls=set(ls)

def dp(n,ls):
    dp_table=[[0 for i in range(n+1)]]
    dp_table[0][0]=1
    sum=0
    count=1
    edge=0
    while True:
        row=[0]*count
        previous=dp_table[-1]
        for i in range(count,n+1):
            if i in ls:
                row.append(0)
            elif i==0:
                row.append(0)
            elif i==1:
                row.append(previous[0])
            else:
                row.append(previous[i-1]+previous[i-2])
            if i==edge+2:
                edge=i
                row=row+([0]*(n-edge))
                break
        sum+=row[-1]
        if row.count(0)==n+1:
            return sum
        dp_table.append(row)
        count+=1
 
print(dp(n,ls)%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
danger=[int(input()) for i in range(m)]
steps=[0]*(n+1)
steps[0]=1

if 1 in danger:
    steps[1]=0
else:
    steps[1]=1

for this_step in range(2,n+1):
    if this_step in danger:
        ap=0
    else:
        steps[this_step]=steps[this_step-1]+steps[this_step-2]

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
danger=[int(input()) for i in range(m)]

if 1 in danger:
    steps=[1,0]
else:
    steps=[1,1]

for this_step in range(2,n+1):
    if this_step in danger:
        ap=0
    else:
        ap=steps[-1]+steps[-2]
    steps.append(ap)

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

if 1 in ls:
    steps=[1,0]
else:
    steps=[1,1]

for this_step in range(2,n+1):
    if this_step in ls:
        ap=0
    else:
        ap=steps[-1]+steps[-2]
    steps.append(ap)

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

if 1 in ls:
    steps=[1,0]
else:
    steps=[1,1]

for this_step in range(2,n+1):
    if this_step in ls:
        ap=0
    else:
        ap=steps[-1]+steps[-2]
    steps.append(ap)

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

if 1 in ls:
    steps=[1,0]
else:
    steps=[1,1]

for this_step in range(2,n+1):
    if this_step in ls:
        ap=0
    else:
        ap=steps[-1]+steps[-2]
    steps.append(ap)
    print(steps)

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

if 1 in ls:
    steps=[1,0]
else:
    steps=[1,1]

while len(steps)<=n:
    this_step=len(steps)
    if this_step in ls:
        ap=0
    else:
        ap=steps[-1]+steps[-2]
    steps.append(ap)

print(steps[-1]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

def dp(n,ls):
    dp_table=[[0 for i in range(n+1)]]
    dp_table[0][0]=1
    sum=0
    count=1
    edge=0
    while True:
        row=[0]*count
        previous=dp_table[-1]
        for i in range(count,n+1):
            if i in ls:
                row.append(0)
            elif i==0:
                row.append(0)
            elif i==1:
                row.append(previous[0])
            else:
                row.append(previous[i-1]+previous[i-2])
            if i==edge+2:
                edge=i
                row=row+([0]*(n-edge))
                break
        sum+=row[-1]
        if row.count(0)==n+1:
            return sum
        dp_table.append(row)
        count+=1

print(dp(n,ls)%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

def dp(n,ls):
    dp_table=[[0 for i in range(n+1)]]
    dp_table[0][0]=1
    sum=0
    count=1
    edge=0
    while True:
        row=[0]*count
        previous=dp_table[-1]
        for i in range(count,n+1):
            if i in ls:
                row.append(0)
            elif i==0:
                row.append(0)
            elif i==1:
                row.append(previous[0])
            else:
                row.append(previous[i-1]+previous[i-2])
            if i==edge+2:
                edge=i
                row=row+([0]*(n-edge))
                break
        sum+=row[-1]
        if row.count(0)==n+1:
            return sum
        dp_table.append(row)
        count+=1

print(dp(n,ls)%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)

Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
ls=[int(input()) for i in range(m)]

def dp(n,ls):
    dp_table=[[0 for i in range(n+1)]]
    dp_table[0][0]=1
    sum=0
    while True:
        row=[]
        previous=dp_table[-1]
        for i in range(n+1):
            if i in ls:
                row.append(0)
            elif i==0:
                row.append(0)
            elif i==1:
                row.append(previous[0])
            else:
                row.append(previous[i-1]+previous[i-2])
        sum+=row[-1]
        if row.count(0)==n+1:
            return sum
        dp_table.append(row)

print(dp(n,ls)%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [int(input()) for _ in range(m)]
a = set(a)
mod = 10**9+7
dp = [0]*(n+1)
dp[0] = 1
if 1 not in a:
    dp[1] = 1
for i in range(2,n+1):
    if i not in a:
        dp[i] = dp[i-1]+dp[i-2]
print(dp[-1]%mod)