Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())
a = list(map(int,input().split()))
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]==-1:
    lis[i+2]= 0
  else:
    lis[i+2] = lis[i+1] + lis[i]
print(lis[n]%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())
a = list(map(int,input().split()))
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]==-1:
    lis[i+2]= 0
  else:
    lis[i+2] = lis[i+1] + lis[i]
print(lis[n])

Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    a = 0 if i in A else a2+a1
    a2 = a1
    a1 = a
    if a1 == 0 and a2 == 0:
        break
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Runtime Error):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1
i = 1
def stair(stepb2,stepb1):
    global i
    i+=1
    step = stepb2 + stepb1
    
    if i in A:
        step = 0
    if i == N:
        print(step%1000000007)
        return step
    else:
        stair(stepb1,step)
if N == 1:
    print(a1)
else:
    _ = stair(a2,a1)

Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Runtime Error):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1
i = 1
def stair(stepb2,stepb1):
    global i
    i+=1
    step = stepb2 + stepb1
    
    if i in A:
        step = 0
    if i == N:
        print(step%1000000007)
        return step
    else:
        stair(stepb1,step)
_ = stair(a2,a1)

Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1
alis = [a2,a1]
for i in range(2,N+1):
    a = 0 if i in A else alis[-2]+alis[-1]
    alis.append(a)
print(1 if N == 1 else alis[-1]%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    a = 0 if i in A else a2+a1
    a2 = a1
    a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline
 
N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]
 
a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    a = 0 if i in A else (a2+a1)%1000000007
    a2 = a1
    a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Runtime Error):
import sys
input = sys.stdin.readline

N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]

a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    a = 0 if a in A else (a2+a1)%1000000007
    a2 = a1
    a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]

a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    if i in A:
        a = 0
        a2 = a1
        a1 = a
    else:
        a = (a2+a1)%1000000007
        a2 = a1
        a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]

a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    if i in A:
        a = 0
        a2 = a1
        a1 = a
    else:
        a = (a2+a1)%1000000007
        a2 = a1
        a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

N,M = list(map(int,input().split()))
A = [int(input()) for _ in range(M)]

a2 = 1
a1 = 0 if 1 in A else 1 
for i in range(2,N+1):
    if i in A:
        a = 0
        a2 = a1
        a1 = a
    else:
        a = a2+a1
        a2 = a1
        a1 = a
print(1 if N == 1 else a%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
ans = 1
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)
 
 
for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        bi = b[i]-2*num2
        counter += fac_N[num2+bi]//fac_N[num2]//fac_N[bi]
    ans*=counter%1000000007
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)
 
 
for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        bi = b[i]-2*num2
        counter += fac_N[num2+bi]//fac_N[num2]//fac_N[bi]%1000000007
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]%1000000007
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
#for i in range(M+1):
#    b.append(a[i+1]-a[i]-2)
for i in range(1,(N+1)):
    fac_N.append(fac_N[-1]*i)


for i in range(M+1):
    counter= 0
    for num2 in range((a[i+1]-a[i]-2)//2+1):
        counter += fac_N[num2+((a[i+1]-a[i]-2)-2*num2)]//fac_N[num2]//fac_N[(a[i+1]-a[i]-2)-2*num2]%1000000007
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]%1000000007
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)


for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        counter += fac_N[num2+(b[i]-2*num2)]//fac_N[num2]//fac_N[b[i]-2*num2]%1000000007
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]%1000000007
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)


for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        counter += fac_N[num2+(b[i]-2*num2)]//fac_N[num2]//fac_N[b[i]-2*num2]%1000000007
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]%1000000007
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)


for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        counter += fac_N[num2+(b[i]-2*num2)]//fac_N[num2]//fac_N[b[i]-2*num2]
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
fac_N =[1]
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
for i in range(1,max(b)+1):
    fac_N.append(fac_N[-1]*i)


for i in range(len(b)):
    counter= 0
    for num2 in range(b[i]//2+1):
        counter += fac_N[num2+(b[i]-2*num2)]//fac_N[num2]//fac_N[b[i]-2*num2]
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
    for i in range(len(b)):
        counter= 0
        for num2 in range(b[i]//2+1):
            counter += math.factorial(num2+(b[i]-2*num2))//math.factorial(num2)//math.factorial(b[i]-2*num2)
    c.append(counter%1000000007)
ans = 1
for i in range(len(c)):
    ans *= c[i]
print(ans%1000000007)

Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
    for i in range(len(b)):
        counter= 0
        for num2 in range(b[i]//2+1):
            counter += math.factorial(num2+(b[i]-2*num2))//math.factorial(num2)//math.factorial(b[i]-2*num2)
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])

Buggy python submission (verdict: Time Limit Exceeded):
import math
N,M = list(map(int,input().split()))
a = [-1]
for i in range(M):
    a.append(int(input()))
a.append(N+1)
b = []
c = []
for i in range(M+1):
    b.append(a[i+1]-a[i]-2)
    for i in range(len(b)):
        counter= 0
        for num2 in range(b[i]//2+1):
            counter += math.factorial(num2+(b[i]-2*num2))//math.factorial(num2)//math.factorial(b[i]-2*num2)
    c.append(counter)
ans = 1
for i in range(len(c)):
    ans *= c[i]
print(ans%1000000007)


Fixed submission:
n,m = map(int,input().split())
a = [ int(input()) for _ in range(m)]
M=10**9+7
lis = [1] + [0]*n

for i in a:
  lis[i]=-1
lis[1] += 1
for i in range(n-1):
  if lis[i+2]<0:
    lis[i+2]= 0
  else:
    lis[i+2] = (lis[i+1] + lis[i])%M
print(lis[n])