Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
q=int(input())
b=[0]*q
c=[0]*q
for i in range(q):
    b[i],c[i]=map(int,input().split())
N=[0]*(10**3+10)
s=0
for i in range(n):
    N[a[i]-1]+=1
    s+=a[i]
for i in range(q):
    s+=(c[i]-b[i])*N[b[i]-1]
    N[c[i]-1]+=N[b[i]-1]
    N[b[i]-1]=0
    print(s)

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
q=int(input())
b=[0]*q
c=[0]*q
for i in range(q):
    b[i],c[i]=map(int,input().split())
N=[0]*(10**5)
s=0
for i in range(n):
    N[a[i]-1]+=1
    s+=a[i]
for i in range(q):
    s+=(c[i]-b[i])*N[b[i]-1]
    N[c[i]-1]+=N[b[i]-1]
    N[b[i]-1]=0
    print(s)

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
a=list(map(int,input().split()))
q=int(input())
b=[0]*q
c=[0]*q
for i in range(q):
    b[i],c[i]=map(int,input().split())
for i in range(q):
    t=0
    for j in range(n):
        if a[j]==b[i]:
            a[j]=c[i]
        t+=a[j]
    print(t)
    

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
q=int(input())
b=[0]*q
c=[0]*q
for i in range(q):
    b[i],c[i]=map(int,input().split())
N=[0]*(10**5)
s=0
for i in range(n):
    N[a[i]-1]+=1
    s+=a[i]
for i in range(q):
    s+=(c[i]-b[i])*N[b[i]-1]
    N[c[i]-1]+=N[b[i]-1]
    N[b[i]-1]=0
    print(s)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=input()
ans=0
for i in range(1,n+1):
    if i+1<=n:
        for j in range(i+1,n+1):
            if j+1<=n:
                for k in range(j+1,n+1):
                    if j-i!=k-j and s[i-1]!=s[j-1] and s[j-1]!=s[k-1] and s[k-1]!=s[i-1]:
                        ans+=1
            else:
                break
    else:
        break
print(ans)

Fixed submission:
n=int(input())
s=input()
ans=0
r,g,b=0,0,0
for i in range(n):
    if s[i]=="R":
        r+=1
    elif s[i]=="G":
        g+=1
    else:
        b+=1
for i in range(1,n):
    for j in range(i+1,n):
        if (j-i)+j<=n:
            k=(j-i)+j-1
            if  s[i-1]!=s[j-1] and  s[j-1]!=s[k] and s[k]!=s[i-1]:
                ans-=1
ans+=r*g*b
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=input()
ans=0
for i in range(1,n+1):
    if i+1<=n:
        for j in range(i+1,n+1):
            if j+1<=n:
                for k in range(j+1,n+1):
                    if j-i!=k-j and s[i-1]!=s[j-1] and s[j-1]!=s[k-1] and s[k-1]!=s[i-1]:
                        ans+=1
print(ans)

Fixed submission:
n=int(input())
s=input()
ans=0
r,g,b=0,0,0
for i in range(n):
    if s[i]=="R":
        r+=1
    elif s[i]=="G":
        g+=1
    else:
        b+=1
for i in range(1,n):
    for j in range(i+1,n):
        if (j-i)+j<=n:
            k=(j-i)+j-1
            if  s[i-1]!=s[j-1] and  s[j-1]!=s[k] and s[k]!=s[i-1]:
                ans-=1
ans+=r*g*b
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=[]
for i in range(n):
    a=input()
    s.append(a)
d={}
t=0
for i in range(n):
    if s[i] not in d:
        d[s[i]]=1
        if t==0:
            t=1
    else:
        d[s[i]]+=1
        if t<d[s[i]]:
            t=d[s[i]]
b=[]
for i in range(n):
    if d[s[i]]==t and (s[i] not in b):
        b.append(s[i])
b.sort()
for i in range(len(b)):
    print(b[i])

Fixed submission:
n=int(input())
s=[]
for i in range(n):
    s.append(input())
s.sort()
t=1
m=0
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        m=max(t,m)
        t=1
m=max(t,m)
t=1
x=[]
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        if t==m:
            x.append(s[i])
        t=1
if  t==m:
    x.append(s[len(s)-1])
for i in range(len(x)):
    print(x[i])

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=[]
u=[]
for i in range(n):
    a=input()
    s.append(a)
    if a not in u:
        u.append(a)
d={}
t=0
for i in range(n):
    if s[i] not in d:
        d[s[i]]=1
        if t==0:
            t=1
    else:
        d[s[i]]+=1
        if t<d[s[i]]:
            t=d[s[i]]
b=[]
for i in range(len(u)):
    if d[u[i]]==t and (u[i] not in b):
        b.append(u[i])
b.sort()
for i in range(len(b)):
    print(b[i])

Fixed submission:
n=int(input())
s=[]
for i in range(n):
    s.append(input())
s.sort()
t=1
m=0
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        m=max(t,m)
        t=1
m=max(t,m)
t=1
x=[]
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        if t==m:
            x.append(s[i])
        t=1
if  t==m:
    x.append(s[len(s)-1])
for i in range(len(x)):
    print(x[i])

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=[]
for i in range(n):
    a=input()
    s.append(a)
d={}
t=0
for i in range(n):
    if s[i] not in d:
        d[s[i]]=1
        if t==0:
            t=1
    else:
        d[s[i]]+=1
        if t<d[s[i]]:
            t=d[s[i]]
b=[]
for i in range(n):
    if d[s[i]]==t and (s[i] not in b):
        b.append(s[i])
b.sort()
for i in range(len(b)):
    print(b[i])

Fixed submission:
n=int(input())
s=[]
for i in range(n):
    s.append(input())
s.sort()
t=1
m=0
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        m=max(t,m)
        t=1
m=max(t,m)
t=1
x=[]
a=s[0]
for i in range(n-1):
    if s[i+1]==a:
        t+=1
    else:
        a=s[i+1]
        if t==m:
            x.append(s[i])
        t=1
if  t==m:
    x.append(s[len(s)-1])
for i in range(len(x)):
    print(x[i])
Buggy python submission (verdict: Time Limit Exceeded):
n,k=map(int,input().split())
p=list(map(int,input().split()))
ans=0
for i in range(n-k+1):
    s=sum(p[i:i+k])+k
    if ans<s:
        ans=s
print(ans/2)

Fixed submission:
n,k=map(int,input().split())
p=list(map(int,input().split()))
ans=sum(p[0:k])+k
s=sum(p[0:k])+k
for i in range(1,n-k+1):
    s+=-p[i-1]+p[i+k-1]
    if ans<s:
        ans=s
print(ans/2)
Buggy python submission (verdict: Runtime Error):
n=int(input())
s=list(input())
t=0
for i in range(n):
    if s[i]=="A" and s[i+1]=="B" and s[i+2]=="C":
        t+=1
print(t)

Fixed submission:
n=int(input())
s=list(input())
t=0
for i in range(n-2):
    if s[i]=="A" and s[i+1]=="B" and s[i+2]=="C":
        t+=1
print(t)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
l=list(map(int,input().split()))
l.sort()
x=[0]*(10**3+1)
y=[]
for i in range(n):
    x[l[i]]+=1
for i in range(10**3+1):
    if i==0:
        y.append(0)
    else:
        y.append(y[i-1]+x[i])
y.append(y[len(y)-1])
ans=0
for i in range(n):
    for j in range(n):
        if i!=j:
            a=min(l[i],l[j])
            b=max(l[i],l[j])
            m=b-a
            M=min(a+b,10**3+1)
            g=y[M-1]-y[m]
            ans+=g
            if m<a<M:
                ans-=1
            if m<b<M:
                ans-=1
print(ans//6)

Fixed submission:
n=int(input())
l=list(map(int,input().split()))
l.sort()
x=[0]*(10**3+1)
y=[]
for i in range(n):
    x[l[i]]+=1
for i in range(10**3+1):
    if i==0:
        y.append(0)
    else:
        y.append(y[i-1]+x[i])
y.append(y[len(y)-1])
ans=0
for i in range(n):
    for j in range(n):
        if i!=j:
            a=min(l[i],l[j])
            b=max(l[i],l[j])
            m=b-a
            M=min(a+b,10**3+1)
            g=y[M-1]-y[m]
            ans+=g
            if m<a<M:
                ans-=1
            if m<b<M:
                ans-=1
print(ans//6)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
a=list(map(int,input().split()))
b=[]
for i in range(1,n+1):
    for j in range(1,n+1):
        if a[j-1]==i:
            b.append(j)
print(*b)

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
b=[0]*n
for i in range(n):
    b[a[i]-1]=i+1
print(*b)
Buggy python submission (verdict: Time Limit Exceeded):
n,q=map(int,input().split())
s=input()
l,r=[],[]
c=[0]*n
for i in range(q):
    a,b=map(int,input().split())
    l.append(a)
    r.append(b)
for i in range(n-1):
    if  s[i]=="A" and s[i+1]=="C":
        c[i]=1
for i in range(q):
    print(sum(c[(l[i]-1):(r[i]-1)]))

Fixed submission:
n,q=map(int,input().split())
s=input()
l,r=[],[]
c=[0]*(n+1)
for i in range(q):
    a,b=map(int,input().split())
    l.append(a)
    r.append(b)
t=0
for i in range(n-1):
    if  s[i]=="A" and s[i+1]=="C":
        t+=1
    c[i+1]=t
c[n]=c[n-1]
c.append(c[n])
for i in range(q):
    print(c[r[i]-1]-c[l[i]-1])
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
x=[]
y=[]
for i in range(m):
    a,b=map(int,input().split())
    x.append([a,b,i])
x.sort()
s=1
for i in range(m):
    c=x[i][0]
    if len(str(x[i][0]))<6:
        a=6-len(str(x[i][0]))
        b=["0"]*a
        for j in range(len(str(x[i][0]))):
            b.append(str(x[i][0])[j])
        x[i][0]="".join(b)
    if len(str(s))<6:
        a=6-len(str(s))
        b=["0"]*a
        for j in range(len(str(s))):
            b.append(str(s)[j])
        x[i].append("".join(b))
    if i<m-1:
        if c==x[i+1][0]:
            s+=1
        else:
            s=1
for i in range(m):
    y.append([x[i][2],x[i][0],x[i][3]])
y.sort()
for i in range(m):
    print(y[i][1]+y[i][2])

Fixed submission:
n,m=map(int,input().split())
x=[]
y=[]
for i in range(m):
    a,b=map(int,input().split())
    x.append([a,b,i])
x.sort()
s=1
for i in range(m):
    c=x[i][0]
    a=6-len(str(x[i][0]))
    b=["0"]*a
    for j in range(len(str(x[i][0]))):
        b.append(str(x[i][0])[j])
    x[i][0]="".join(b)
    a=6-len(str(s))
    b=["0"]*a
    for j in range(len(str(s))):
        b.append(str(s)[j])
    x[i].append("".join(b))
    if i<m-1:
        if c==x[i+1][0]:
            s+=1
        else:
            s=1
for i in range(m):
    y.append([x[i][2],x[i][0],x[i][3]])
y.sort()
for i in range(m):
    print(y[i][1]+y[i][2])
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
v=list(map(int,input().split()))
a=[0]*(10**5)
b=[0]*(10**5)
s,t=0,0
o,e,oi,ei=0,0,0,0
for i in range(1,n+1):
    if i%2==1:
        a[v[i-1]-1]+=1
        s+=1
    else:
        b[v[i-1]-1]+=1
        t+=1
o=max(a)
oi=[i for i, x in enumerate(a) if x == max(a)]
e=max(b)
ei=[i for i, x in enumerate(b) if x == max(b)]
if len(oi)==1 and s-o==t-e and len(ei)==1:
    a.sort(reverse=True)
    b.sort(reverse=True)
    print(min(t-e+s-a[1],t-a[1]+s-o))
else:
    print(s+t-e-o)


Fixed submission:
n=int(input())
v=list(map(int,input().split()))
a=[0]*(10**5)
b=[0]*(10**5)
s,t=0,0
o,e,oi,ei=0,0,0,0
for i in range(1,n+1):
    if i%2==1:
        a[v[i-1]-1]+=1
        s+=1
    else:
        b[v[i-1]-1]+=1
        t+=1
o=max(a)
oi=[]
e=max(b)
ei=[]
for i in range(10**5):
    if a[i]==o:
        oi.append(i)
    if b[i]==e:
        ei.append(i)
if len(oi)==1 and len(ei)==1 and oi[0]==ei[0]:
    a.sort(reverse=True)
    b.sort(reverse=True)
    print(min(t-e+s-a[1],t-b[1]+s-o))
else:
    print(s+t-e-o)
Buggy python submission (verdict: Runtime Error):
S = int(input())
a = [0 for _ in range(S+1)]
a[3] = 1
for n in range(4, S+1):
  sm = 0
  for i in range(3, S):
    sm += a[n-i]
  a[n] = sm+1

print(a[S] % ((10**9) + 7))

Fixed submission:
S = int(input())
a = [0 for _ in range(S+1)]
if S < 3:
  print(a[S])
  exit()
a[3] = 1


for n in range(4, S+1):
  sm = 0
  for i in range(3, S):
    sm += a[n-i]
  a[n] = sm+1

print(a[S] % ((10**9) + 7))
Buggy python submission (verdict: Runtime Error):
n, x, m = map(int, input().split())
a = [x]
if n == 1:
    print(x)
    exit()
for i in range(n-1):
    ad = (a[-1]**2) % m
    if ad in a:
        roop_s = a.index(ad)
        roop_e = len(a)
        break
    else:
        a.append(ad)
    if i == n-2:
        print(sum(a))
        exit()
roop_t = (n-roop_s) // (roop_e - roop_s)
left = n - roop_t*(roop_e - roop_s) - roop_s
ans = sum(a[:roop_s]) + roop_t*sum(a[roop_s : roop_e]) + sum(a[roop_s:roop_s+left])
print(ans)

Fixed submission:
s = input()
if s[-1] == "s":
    print(s+"es")
else:
    print(s+"s")
Buggy python submission (verdict: Time Limit Exceeded):
n, x, m = map(int, input().split())
a = [x]
if n == 1:
    print(x)
    exit()
for i in range(n-1):
    ad = (a[-1]**2) % m
    if ad in a:
        roop_s = a.index(ad)
        roop_e = len(a)
        break
    else:
        a.append(ad)
    if i == n-2:
        print(sum(a))
        exit()
roop_t = (n-roop_s) // (roop_e - roop_s)
left = n - roop_t*(roop_e - roop_s) - roop_s
ans = sum(a[:roop_s]) + roop_t*sum(a[roop_s : roop_e]) + sum(a[roop_s:roop_s+left])
print(ans)

Fixed submission:
n, x, m = map(int, input().split())
a = [x]
if n == 1:
    print(x)
    exit()
for i in range(n-1):
    ad = (a[-1]**2) % m
    if ad in a:
        roop_s = a.index(ad)
        roop_e = len(a)
        break
    else:
        a.append(ad)
    if i == n-2:
        print(sum(a))
        exit()
roop_t = (n-roop_s) // (roop_e - roop_s)
left = n - roop_t*(roop_e - roop_s) - roop_s
ans = sum(a[:roop_s]) + roop_t*sum(a[roop_s : roop_e]) + sum(a[roop_s:roop_s+left])
print(ans)

Buggy python submission (verdict: Runtime Error):
n, x, m = map(int, input().split())
a = [x]
for i in range(n-1):
    ad = (a[-1]**2) % m
    if ad in a:
        roop_s = a.index(ad)
        roop_e = len(a)
        break
    else:
        a.append(ad)
    if i == n-2:
        print(sum(a))
        exit()
roop_t = (n-roop_s) // (roop_e - roop_s)
left = n - roop_t*(roop_e - roop_s) - roop_s
ans = sum(a[:roop_s]) + roop_t*sum(a[roop_s : roop_e]) + sum(a[roop_s:roop_s+left])
print(ans)

Fixed submission:
n, x, m = map(int, input().split())
a = [x]
if n == 1:
    print(x)
    exit()
for i in range(n-1):
    ad = (a[-1]**2) % m
    if ad in a:
        roop_s = a.index(ad)
        roop_e = len(a)
        break
    else:
        a.append(ad)
    if i == n-2:
        print(sum(a))
        exit()
roop_t = (n-roop_s) // (roop_e - roop_s)
left = n - roop_t*(roop_e - roop_s) - roop_s
ans = sum(a[:roop_s]) + roop_t*sum(a[roop_s : roop_e]) + sum(a[roop_s:roop_s+left])
print(ans)
Buggy python submission (verdict: Runtime Error):
import math
def comb(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
s = int(input())
a = s//3
if a == 0:
    print(0)
else:
    m = 10**9+7
    cnt = 1
    for i in range(2, a+1):
        cnt += comb(s-2*i-1, i-1)
print(cnt%m)

Fixed submission:
import math
def comb(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))
s = int(input())
a = s//3
if a == 0:
    print(0)
else:
    m = 10**9+7
    cnt = 1
    for i in range(2, a+1):
        cnt += comb(s-2*i-1, i-1)
    print(cnt%m)
Buggy python submission (verdict: Time Limit Exceeded):
import math
n = int(input())
list1 = []
if n == 0:
  	print("Yes")
else:
    for i in range(int(math.log10(n))+1):
        num = n%10
        n = n//10
        list1.append(num)
    if sum(list1)%9 == 0:
        print("Yes")
    else:
        print("No")

Fixed submission:
n = int(input())
a = sum(list(map(int, str(n))))
if a%9 == 0:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
n = int(input())
c0, c1, c2, c3 = 0
for _ in range(n):
    if _ == "AC":
        c0 += 1
    if _ == "WA":
        c1 += 1
    if _ == "TLE":
        c2 += 1
    if _ == "RE":
        c3 += 1
print("AC x", c0)
print("WA x", c1)
print("TLE x", c2)
print("RE x", c3)

Fixed submission:
n = int(input())
count_ac, count_wa, count_tle, count_re = 0, 0, 0, 0
for i in range(n):
    s = input()
    if s == "AC":
        count_ac += 1
    if s == "WA":
        count_wa += 1
    if s == "TLE":
        count_tle += 1
    if s == "RE":
        count_re += 1

print("AC x", count_ac)
print("WA x", count_wa)
print("TLE x", count_tle)
print("RE x", count_re)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = map(int, input().split())
ans = 1

for i in a:
    ans *= i

if ans > 10**18:
    print(-1)
else:
    print(ans)

Fixed submission:
n = int(input())
a = list(map(int, input().split()))
ans = 1

if 0 in a:
  	ans = 0
else:
    for i in a:
        ans *= i
        if ans > 10**18:
            ans = -1
            break
  
print(ans)
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
num = ["A"] * n
for i in range(m):
    s, c = map(int, input().split())
    if n == 1 and s == 1 and c == 0:
        print(0)
        exit()
    elif s == 1 and c == 0:
        print(-1)
        exit()
    elif num[s-1] == "A":
        num[s-1] = c
    elif num[s-1] != "A" and num[s-1] != c:
        print(-1)
        exit()
for j in range(3):
    if num[j] == "A":
        num[j] = 0
    if num[0] == 0:
        num[0] = 1
print(int("".join(map(str, num))))


Fixed submission:
n, m = map(int, input().split())
num = ["A"] * n
for i in range(m):
    s, c = map(int, input().split())
    if n>1 and s == 1 and c == 0:
        print(-1)
        exit()
    elif num[s - 1] != "A" and num[s - 1] != c:
        print(-1)
        exit()
    num[s - 1] = c

for j in range(n):
    if num[j] == "A":
        num[j] = 0
    if n>1 and num[0] == 0:
        num[0] = 1
print(int("".join(map(str, num))))

Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
num = ["A"] * n
for i in range(m):
    s, c = map(int, input().split())
    if s == 1 and c == 0:
        print(-1)
        exit()
    elif num[s-1] == "A":
        num[s-1] = c
    elif num[s-1] != "A" and num[s-1] != c:
        print(-1)
        exit()

for j in range(3):
    if num[j] == "A":
        num[j] = 0
    if num[0] == 0:
        num[0] = 1
print(int("".join(map(str, num))))


Fixed submission:
n, m = map(int, input().split())
num = ["A"] * n
for i in range(m):
    s, c = map(int, input().split())
    if n>1 and s == 1 and c == 0:
        print(-1)
        exit()
    elif num[s - 1] != "A" and num[s - 1] != c:
        print(-1)
        exit()
    num[s - 1] = c

for j in range(n):
    if num[j] == "A":
        num[j] = 0
    if n>1 and num[0] == 0:
        num[0] = 1
print(int("".join(map(str, num))))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = [input() for _ in range(n)]
dic1 = {}
for i in s:
    if i not in dic1.keys():
        dic1[i] = s.count(i)
dic2 = sorted(dic1.items())

for k in range(len(dic2)):
    if dic2[k][1] == max(dic1.values()):
        print(dic2[k][0])

Fixed submission:
n = int(input())
dic1 = {}
for i in range(n):
    s = input()
    if s not in dic1.keys():
        dic1[s] = 1
    else:
        dic1[s] += 1
dic2 = sorted(dic1.items(), key=lambda j: j[1], reverse=True)

ans_ls = []
for k in range(len(dic2)):
    if dic2[k][1] != dic2[0][1]:
        break
    ans_ls.append(dic2[k][0])
ans_ls.sort()
for _ in ans_ls:
  	print(_)
Buggy python submission (verdict: Time Limit Exceeded):
import math

n, m = map(int, input().split())
A = list(map(int, input().split()))
a = sorted(A, reverse = True)
cnt = 0
ans = 0
while cnt < m:
    max_a = max(a)
    for i in range(n):
        if cnt == m:
            break
        if a[i] == max_a:
            cnt += 1
            a[i] = a[i]/2
for j in a:
    ans += math.floor(j)

print(ans)

Fixed submission:
import heapq, math

n, m = map(int, input().split())
A = list(map(int, input().split()))
a = list(map(lambda x: x*(-1), A))
heapq.heapify(a)
for i in range(m):
    max_a = heapq.heappop(a)
    heapq.heappush(a, math.ceil(max_a/2))
print(-sum(a))
Buggy python submission (verdict: Time Limit Exceeded):
print(sum(range(int(input()))))

Fixed submission:
n = int(input())
print((n*(n-1))//2)
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
a = [int(input()) for _ in range(m)]
dp = [0] * n
for i in a:
    dp[i-1] = -1
if dp[1] >= 0 and dp[0] >= 0:
    dp[0] = 1
    dp[1] = 2
elif dp[1] == -1 and dp[0] >= 0:
    dp[0] = 1
elif dp[1] >= 0 and dp[0] == -1:
    dp[1] = 1
else:
    print(0)
    exit()
for j in range(2, n):
    if dp[j] >= 0:
        if dp[j-1] >= 0 and dp[j-2] >= 0:
            dp[j] = dp[j-1] + dp[j-2]
        elif dp[j-1] == -1 and dp[j-2] >= 0:
            dp[j] = dp[j-2]
        elif dp[j-1] >= 0 and dp[j-2] == -1:
            dp[j] = dp[j-1]
        else:
            print(0)
            exit()
print(dp[n-1] % (10**9+7))
        

Fixed submission:
n, m = map(int, input().split())
a = [int(input()) for _ in range(m)]
dp = [0] * n
for i in a:
    dp[i-1] = -1
if n == 1:
    if dp[0] == 0:
        print(1)
        exit()
    elif dp[0] == -1:
        print(0)
        exit()
if dp[1] >= 0 and dp[0] >= 0:
    dp[0] = 1
    dp[1] = 2
elif dp[1] == -1 and dp[0] >= 0:
    dp[0] = 1
elif dp[1] >= 0 and dp[0] == -1:
    dp[1] = 1
else:
    print(0)
    exit()
for j in range(2, n):
    if dp[j] >= 0:
        if dp[j-1] >= 0 and dp[j-2] >= 0:
            dp[j] = dp[j-1] + dp[j-2]
        elif dp[j-1] == -1 and dp[j-2] >= 0:
            dp[j] = dp[j-2]
        elif dp[j-1] >= 0 and dp[j-2] == -1:
            dp[j] = dp[j-1]
        else:
            print(0)
            exit()
print(dp[n-1] % (10**9+7))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
A = list(map(int, input().split()))
cnt = 0
for i in range(n):
    if A[i] <= 0:
        cnt = cnt + 1
        A[i] = A[i]*(-1)
if cnt % 2 == 0:
    for a in A:
        ans = sum(A)
else:
    ans = sum(A) - 2*min(A)
print(ans)

Fixed submission:
n = int(input())
A = list(map(int, input().split()))
cnt = 0
s = 0
m = 10 ** 9
for ai in A:
    if ai <= 0:
        cnt = cnt + 1
        ai *= (-1)
    s += ai
    if m > ai:
        m = ai
if cnt % 2 == 0:
    for a in A:
        ans = s
else:
    ans = s - 2*m
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
A = list(map(int, input().split()))
cnt = 0
for i in range(n):
    if A[i] <= 0:
        cnt += 1
        A[i] = A[i]*(-1)
if cnt % 2 == 0:
    for a in A:
        ans = sum(A)
else:
    ans = sum(A) - 2*min(A)
print(ans)

Fixed submission:
n = int(input())
A = list(map(int, input().split()))
cnt = 0
s = 0
m = 10 ** 9
for ai in A:
    if ai <= 0:
        cnt = cnt + 1
        ai *= (-1)
    s += ai
    if m > ai:
        m = ai
if cnt % 2 == 0:
    for a in A:
        ans = s
else:
    ans = s - 2*m
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n, k = map(int, input().split())
h = list(map(int, input().split()))
dp = [10**9]*n
dp[0] = 0
for i in range(1,n):
    for j in range(1, k+1):
        if i-j >= 0:
            dp[i] = min(dp[i], dp[i-j] + abs(h[i]-h[i-j]))
print(dp[n-1])

Fixed submission:
n, k = map(int, input().split())
h = list(map(int, input().split()))
dp = [10**9]*n
dp[0] = 0
for i in range(1,n):
    for j in range(1, k+1):
        if i-j >= 0:
            dp[i] = min(dp[i], dp[i-j] + abs(h[i]-h[i-j]))
print(dp[n-1])
Buggy python submission (verdict: Runtime Error):
N, A, B = map(int, input().split())

sum = 0
for i in range(1, N+1):
    if A <= sum(list(map(int, str(i)))) <= B:
        sum += i

print(sum)

Fixed submission:
n, a, b = map(int, input().split())

total = 0
for i in range(1, n+1):
    if a <= sum(list(map(int, str(i)))) <= b:
        total += i

print(total)

Buggy python submission (verdict: Runtime Error):
N,A,B = map(int,input().split())

sum = 0
for i in range(1,N+1):
    s = sum(list(map(int, str(i))))
    if A <= s <= B:
        sum += i

print(sum)

Fixed submission:
n, a, b = map(int, input().split())

total = 0
for i in range(1, n+1):
    if a <= sum(list(map(int, str(i)))) <= b:
        total += i

print(total)

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = int(input())
B = int(input())

list1 = []
for i in range(N+1):
    s = i//1000 + i//100-1000*(i//1000) + i//10-100*(i//100) +  i-10*(i//10)
    if A <= s <= B:
        list1.append(i)

sum = 0
for j in list1:
    sum += j

print(sum)

Fixed submission:
n, a, b = map(int, input().split())

total = 0
for i in range(1, n+1):
    if a <= sum(list(map(int, str(i)))) <= b:
        total += i

print(total)

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = int(input())
B = int(input())

list1 = []
for i in range(N+1):
    s = i//1000 + i//100-1000*(i//1000) + i//10-100*(i//100) +  i-10*(i//10)
    print("i =",i,"s =",s)
    if A <= s <= B:
        list1.append(i)
print(list1)
sum = 0
for j in list1:
    sum += j

print(sum)

Fixed submission:
n, a, b = map(int, input().split())

total = 0
for i in range(1, n+1):
    if a <= sum(list(map(int, str(i)))) <= b:
        total += i

print(total)