Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
import math
n=int(input())
a=[]
y=math.ceil(math.log(((n*25)/26)+1,26))
for i in range(y):
    a.append(n%(26**(i+1)))
    if(n%(26**(i+1))!=0):
       n=n-n%(26**(i+1))
    else:
        n=n-26**(i+1)
a.reverse()
#print(a,y)
q=['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']    
for i in range(y):
    print(q[a[i]-1],end="")

Fixed submission:
n=int(input())
s='zabcdefghijklmnopqrstuvwxy'
a=''
while(int(n)>0):
        t=n%26
        if t==0:
            n-=26
        a=s[t]+a
        n=n//26
print(a)

Buggy python submission (verdict: Runtime Error):
import math
n=int(input())
a=[]
y=math.log(((n*25)/26)+1,26)
#print(y)
if(y%1==0):
    print('z'*int(y))
else:
  y=math.ceil(y)
  for i in range(y):
    a.append(n%(26**(i+1)))
#print(a)
  for i in range(y):
       a[i]=a[i]//(26**(i))
  a.reverse()
#print(a,y)
  q=['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']    
  for i in range(y+1):
    print(q[a[i]-1],end="")

Fixed submission:
n=int(input())
s='zabcdefghijklmnopqrstuvwxy'
a=''
while(int(n)>0):
        t=n%26
        if t==0:
            n-=26
        a=s[t]+a
        n=n//26
print(a)

Buggy python submission (verdict: Runtime Error):
import math
n=int(input())
a=[]
y=math.log(((n*25)/26)+1,26)
#print(y)
if(y%1==0):
    print('z'*int(y))
else:
  for i in range(y):
    a.append(n%(26**(i+1)))
#print(a)
  for i in range(y):
       a[i]=a[i]//(26**(i))
  a.reverse()
#print(a,y)
  q=['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']    
  for i in range(y+1):
    print(q[a[i]-1],end="")

Fixed submission:
n=int(input())
s='zabcdefghijklmnopqrstuvwxy'
a=''
while(int(n)>0):
        t=n%26
        if t==0:
            n-=26
        a=s[t]+a
        n=n//26
print(a)
Buggy python submission (verdict: Runtime Error):
n=int(input())
l=list(map(int,input().split()))
a=[0]*(10**6+1)
for i in range(n):
    if(a[l[i]]==0):
       for j in range(2*l[i],10**6+1,l[i]):
           a[j]=2
    a[l[i]]+=1
print(a.count(1))       


Fixed submission:
a,b,c,d,e=map(int,input().split())
if(a==0):
    print(1)
if(b==0):
    print(2)
if(c==0):
    print(3)
if(d==0):
    print(4)
if(e==0):
    print(5)

Buggy python submission (verdict: Runtime Error):
a,b,c,d,e=map(int,input().split()))
if(a==0):
    print(1)
if(b==0):
    print(2)
if(c==0):
    print(3)
if(d==0):
    print(4)
if(e==0):
    print(5)

Fixed submission:
a,b,c,d,e=map(int,input().split())
if(a==0):
    print(1)
if(b==0):
    print(2)
if(c==0):
    print(3)
if(d==0):
    print(4)
if(e==0):
    print(5)
Buggy python submission (verdict: Runtime Error):
a,b=map(int,input().split()))
if(b%(2*a)==0 or b%(4*a)==0):
    print('No')
else:
    print('Yes')

Fixed submission:
a,b=map(int,input().split())
k=[]
j=a
for i in range(a+1):
    k.append(2*j)
    j=j+1
#print(k)
if(b in k):
    print('Yes')
else:
    print('No')
Buggy python submission (verdict: Runtime Error):
k,n=map(int,input().split())
if(n==0):
    print(k)
else:
  l=sorted(list(map(int,input().split())))
  a=[]
  a.append(k)
  for i in range(1,n-1):
    a.append(k-i)
    a.append(k+i)
  if(n%2==0):
    a.pop(-1)
  for i in range(n):
    if(l[i] in a):
        continue
    else:
         if(i!=n-1):
             print(min(a[i],a[i+1]))
             break
         else:
             print(a[i])
             break

Fixed submission:
k,n=map(int,input().split())
if(n==0):
    print(k)
else:
  l=list(map(int,input().split()))
  c=1
  d=0
  if(k not in l):
      print(k)
  else:  
      while(d==0):
        if(k-c not in l):
           print(k-c)
           break
        if(k+c not in l):
           print(k+c)
           break
        c=c+1
Buggy python submission (verdict: Time Limit Exceeded):
N=int(input())
A=list(map(int,input().split()))
c=0
for i in range(len(A)):
  if A.count(A[i])>=2:
    c=c+1
if c==0:
  print("YES")
else:
  print("NO")


Fixed submission:
N=int(input())
A=list(map(int,input().split()))
if len(A) != len(set(A)):
  print("NO")
else:
  print("YES")

Buggy python submission (verdict: Time Limit Exceeded):
N=int(input())
A=list(map(int,input().split()))
c=0
for i in range(len(A)):
  if A.count(A[i])!=1:
    c=c+1
if c==0:
  print("YES")
else:
  print("NO")

Fixed submission:
N=int(input())
A=list(map(int,input().split()))
if len(A) != len(set(A)):
  print("NO")
else:
  print("YES")
Buggy python submission (verdict: Time Limit Exceeded):
H,K=map(int,input().split())
H=list(map(int,input().split()))
d=sum(H)
c=[]
for i in range(K):
  c.append(max(H))
  H.remove(max(H))
  if H.count(max(H))>=2:
    H.append(max(H))
if d-sum(c)>0:
  print(d-sum(c))
else:
  print(0)
  


Fixed submission:
N,K=map(int,input().split())
H=list(map(int,input().split()))
H.sort()
if N<K:
  print(0)
else:
  print(sum(H[0:len(H)-K]))
Buggy python submission (verdict: Time Limit Exceeded):
N=int(input())
p=list(map(int,input().split()))
a=[]
for i in range(N):
  for k in range(i):
    if p[i]>=p[k]:
     a.append(p[i])
c=set(a)
print(N-len(c))

Fixed submission:
N=int(input())
p=list(map(int,input().split()))
a=[]
k=p[0]
for i in range(1,N):
    if k>p[i]:
     a.append(p[i])
     k=p[i] 
print(len(a)+1)

Buggy python submission (verdict: Time Limit Exceeded):
N=int(input())
p=list(map(int,input().split()))
a=[]
for i in range(N):
  for k in range(i):
    if p[i]>=p[k]:
     a.append(p[i])
c=set(a)
print(N-len(c))

Fixed submission:
N=int(input())
p=list(map(int,input().split()))
a=[]
k=p[0]
for i in range(1,N):
    if k>p[i]:
     a.append(p[i])
     k=p[i] 
print(len(a)+1)

Buggy python submission (verdict: Time Limit Exceeded):
N=int(input())
p=list(map(int,input().split()))
a=[]
for i in range(N):
  for k in range(i):
    if p[i]>=p[k]:
     a.append(p[i])
c=set(a)
print(N-len(c))

Fixed submission:
N=int(input())
p=list(map(int,input().split()))
a=[]
k=p[0]
for i in range(1,N):
    if k>p[i]:
     a.append(p[i])
     k=p[i] 
print(len(a)+1)

Buggy python submission (verdict: Runtime Error):
N=int(input())
p=list(map(int,input().split()))
a=[]
for i in range(N):
  for k in range(i):
    if p[i]>=p[k]:
     a.append(p[i])

print(N-len(c))

Fixed submission:
N=int(input())
p=list(map(int,input().split()))
a=[]
k=p[0]
for i in range(1,N):
    if k>p[i]:
     a.append(p[i])
     k=p[i] 
print(len(a)+1)
Buggy python submission (verdict: Runtime Error):
import heapq
N = int(input()) 
V=list(map(int,input().split())) 
C= list(map(int,input().split())) 
a=[] 
for i in range(0,N): 
  if V[i]>=C[i]: 
    heapq.heappush(a,(V[i]-C[i])) 
 　else: 
    continue 
print(sum(a))

Fixed submission:
N = int(input())
V=list(map(int,input().split()))
C= list(map(int,input().split()))
a=[]
for i in range(0,N):
  if V[i]>=C[i]:
    a.append(V[i]-C[i])
  else:
    continue
print(sum(a))
Buggy python submission (verdict: Runtime Error):
X=int(input())
c=[]
for i in range(0,X):
  for k in range(2,X):
    if (i+1)**k<=X:
      c.append((i+1)**k)
print(max(c))
  

Fixed submission:
X=int(input())
c=[]
for i in range(0,X):
  for k in range(2,10):
    if (i+1)**k<=X:
      c.append((i+1)**k)
print(max(c))
Buggy python submission (verdict: Runtime Error):
A,B=map(int,input().split())
if (B==1 and A!=1) or B>A:
  print("Bob")
elif (A==1 and B!=1) or B<A:
  print("Alice")
elif A==B:
  print(Draw)

Fixed submission:
A,B=map(int,input().split())
if (B==1 and A!=1) or(A!=1 and B>A):
  print("Bob")
elif (A==1 and B!=1) or B<A:
  print("Alice")
elif A==B:
  print("Draw")
Buggy python submission (verdict: Time Limit Exceeded):
C, K = (int(i) for i in input().split())
A = [int(i) for i in input().split()]

tmp = 1

for i in range(K):
  tmp = A[i] * tmp

for i in range(K,C):
  tmp_tmp = (tmp / A[i-K]) * A[i]
  if tmp < tmp_tmp:
    print("Yes")
  else:
    print("No")
  tmp = tmp_tmp



Fixed submission:
N, K = (int(i) for i in input().split())
A = [int(i) for i in input().split()]

for i in range(N-K):
  if A[K+i] > A[i]:
    print("Yes")
  else:
    print("No")

Buggy python submission (verdict: Time Limit Exceeded):
C, K = (int(i) for i in input().split())
A = [int(i) for i in input().split()]

tmp = 1

for i in range(K):
  tmp = A[i] * tmp

for i in range(K,C):
  if tmp < (tmp / A[i-K]) * A[i]:
    print("Yes")
  else:
    print("No")
  tmp = (tmp / A[i-K]) * A[i]



Fixed submission:
N, K = (int(i) for i in input().split())
A = [int(i) for i in input().split()]

for i in range(N-K):
  if A[K+i] > A[i]:
    print("Yes")
  else:
    print("No")
Buggy python submission (verdict: Time Limit Exceeded):
import math

K = int(input())

ans = 0

for a in range(1,K+1):
  for b in range(1,K+1):
    for c in range(1,K+1):
      ans += math.gcd(math.gcd(a,b),c)

print(ans)


Fixed submission:
from math import gcd

K = int(input())

ans = 0

for a in range(1,K+1):
  for b in range(1,K+1):
    for c in range(1,K+1):
      ans += gcd(gcd(a,b),c)

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
S = str(input())

R = []
G = []
B = []

for i in range(len(S)):
  if S[i] == "R":
    R.append(i)
  elif S[i] == "G":
    G.append(i)
  else:
    B.append(i)

ans = 0

for r in R:
  for g in G:
    for b in B:
      rgb = [r,g,b]
      rgb.sort()
      if rgb[1] - rgb[0] != rgb[2] - rgb[1]:
        ans += 1


print(ans)


Fixed submission:
N = int(input())
S = str(input())

R = 0
G = 0
B = 0

for i in range(len(S)):
  if S[i] == "R":
    R+=1
  elif S[i] == "G":
    G+=1
  else:
    B+=1

ans = R*G*B

# i<j<k
# k = (j-i) + j
for i in range(N-1):
  for j in range(i+1,N):
    k = (j - i) + j
    if k < N:
      if S[i] != S[j] and S[j] != S[k] and S[k] != S[i]:
        ans -= 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N,K,C = (int(i) for i in input().split())
S = str(input())

L = [-1] * K
R = [-1] * K
S_index = 0
count = 0
while count < K:
  if S[S_index] == "o":
    L[count] = S_index
    count += 1
    S_index += C+1
  else:
    S_index += 1

S_index = N-1
count = 0
while count < K:
  if S[S_index] == "o":
    R[count] = S_index
    count += 1
    S_index -= C+1
  else:
    S_index -= 1

for l in L:
  if l in R:
    print(l+1)


Fixed submission:
N,K,C = (int(i) for i in input().split())
S = str(input())

L = [-1] * K
R = [-1] * K
S_index = 0
count = 0
while count < K:
  if S[S_index] == "o":
    L[count] = S_index
    count += 1
    S_index += C+1
  else:
    S_index += 1

S_index = N-1
count = 0
while count < K:
  if S[S_index] == "o":
    R[count] = S_index
    count += 1
    S_index -= C+1
  else:
    S_index -= 1

R.reverse()
for l,r in zip(L,R):
  if l == r:
    print(l+1)
Buggy python submission (verdict: Runtime Error):
N,M = (int(i) for i in input().split())

SC = []
max_digits = 0
for i in range(M):
  S,C = (int(i) for i in input().split())
  SC.append([S,C])
  max_digits = max(max_digits,S)

ans = -1
for i in range(10**(max_digits-1),10**(max_digits)):
  check_flag = True
  for sc in SC:
    s = sc[0]
    c = sc[1]
    if str(i)[s-1] != str(c):
      check_flag = False
      break
  if check_flag is True:
    ans = i
    break

print(ans)


Fixed submission:
N,M = (int(i) for i in input().split())

SC = []
max_digits = 0
for i in range(M):
  S,C = (int(i) for i in input().split())
  SC.append([S,C])

ans = -1
if M != 0:
  ans = -1
  range_min = 10**(N-1)
  if N == 1:
    range_min = 0
  for i in range(range_min,10**(N)):
    check_flag = True
    for sc in SC:
      s = sc[0]
      c = sc[1]
      if str(i)[s-1] != str(c):
        check_flag = False
        break
    if check_flag is True:
      ans = i
      break
else:
  if N == 1:
    ans = 0
  elif N ==2:
    ans = 10
  elif N == 3:
    ans = 100

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
class UnionFindTree():
  def __init__(self,n):
    self.parent = []
    self.rank = []
    for i in range(n):
      self.parent.append(i)
      self.rank.append(int(1))

  def find(self,n):
    if self.parent[n] == n:
      return self.parent[n]
    else:
      self.parent[n] = self.find(self.parent[n])
      return self.parent[n]

  def unite(self,n,m):
    n = self.find(n)
    m = self.find(m)

    if n == m:
      return
    else:
      if self.rank[n] < self.rank[m]:
        self.parent[n] = m
      elif self.rank[n] > self.rank[m]:
        self.parent[m] = n
      elif self.rank[n] == self.rank[m]:
        self.parent[m] = n
        self.rank[n] += 1




N,M,K = (int(i) for i in input().split())

uft = UnionFindTree(N)

friend = [0] * N
for i in range(M):
  A,B = (int(i) for i in input().split())
  uft.unite(A-1,B-1)
  friend[A-1] += 1
  friend[B-1] += 1


# candidate = [4,3,1]
# candidate => 自分 + 友達 + 友達候補 (include ブロック関係)
for i in range(N):
  uft.find(i)

candidate = []
for i in range(N):
  candidate.append(uft.parent.count(uft.parent[i]))

blocked = [0] * N
for i in range(K):
  C,D = (int(i) for i in input().split())
  if uft.parent[C-1] == uft.parent[D-1]:
    blocked[C-1] += 1
    blocked[D-1] += 1

for i in range(N):
  candidate[i] -= (friend[i]+blocked[i]+1)


print(*candidate)



Fixed submission:
class UnionFindTree():
  def __init__(self,n):
    self.parent = []
    self.rank = []
    self.candidate = []
    for i in range(n):
      self.parent.append(i)
      self.rank.append(int(1))
      self.candidate.append(int(1))

  def find(self,n):
    if self.parent[n] == n:
      return self.parent[n]
    else:
      self.parent[n] = self.find(self.parent[n])
      return self.parent[n]

  def unite(self,n,m):
    n = self.find(n)
    m = self.find(m)

    if n == m:
      return
    else:
      if self.rank[n] < self.rank[m]:
        self.parent[n] = m
        self.candidate[m] += self.candidate[n]
      elif self.rank[n] > self.rank[m]:
        self.parent[m] = n
        self.candidate[n] += self.candidate[m]
      elif self.rank[n] == self.rank[m]:
        self.parent[m] = n
        self.candidate[n] += self.candidate[m]
        self.rank[n] += 1




N,M,K = (int(i) for i in input().split())

uft = UnionFindTree(N)

friend = [0] * N
for i in range(M):
  A,B = (int(i) for i in input().split())
  uft.unite(A-1,B-1)
  friend[A-1] += 1
  friend[B-1] += 1


# candidate = [4,3,1]
# candidate => 自分 + 友達 + 友達候補 (include ブロック関係)
candidate = []
for i in range(N):
  candidate.append(uft.candidate[uft.find(i)])

blocked = [0] * N
for i in range(K):
  C,D = (int(i) for i in input().split())
  if uft.parent[C-1] == uft.parent[D-1]:
    blocked[C-1] += 1
    blocked[D-1] += 1

for i in range(N):
  candidate[i] -= (friend[i]+blocked[i]+1)


print(*candidate)
Buggy python submission (verdict: Time Limit Exceeded):
N,K = (int(i) for i in input().split())
P = [int(i) for i in input().split()]

ans = 0
for i in range(0,N-K+1):
  tmp  = 0
  for j in range(i,i+K):
    tmp += ((1+P[j])*P[j]/2)/P[j]

  ans = max(ans,tmp)

print(ans)


Fixed submission:
N,K = (int(i) for i in input().split())
P = [int(i) for i in input().split()]
P_expect_sum = [0 for i in range(N)]

P_pred = 0
for i in range(N):
  P_expect = (1+P[i])/2
  P_expect_sum[i] = P_pred + P_expect
  P_pred = P_expect_sum[i]

ans = P_expect_sum[K-1]
for i in range(K-1,N):
  ans = max(ans, P_expect_sum[i] - P_expect_sum[i-K])
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
L = [int(i) for i in input().split()]

L.sort()

ans = 0

for i in range(N):
  for j in range(i+1,N):
    for k in range(j+1,N):
      if L[i] + L[j] <= L[k]:
        break
      else:
        ans += 1

print(ans)


Fixed submission:
from bisect import bisect_left

N = int(input())
L = [int(i) for i in input().split()]

L.sort()

ans = 0

for i in range(N):
  for j in range(i+1,N):
    max_len = L[i] + L[j]
    ans += bisect_left(L,max_len) - j - 1

print(ans)
Buggy python submission (verdict: Runtime Error):
import math
A,B = (int(i) for i in input().split())

def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    divisors.sort()
    return divisors

def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

N = math.gcd(A,B)
N_divisors = make_divisors(N)
prime_nums = []
for i in range(1,len(N_divisors)):
  if i == 1:
    prime_nums.append(N_divisors[i])
  else:
    for j in range(1,i):
      if N_divisors[i]%N_divisors[j] == 0:
        break
      if j == i-1:
        prime_nums.append(N_divisors[i])

ans = 1 + len(prime_nums)
print(ans)


Fixed submission:
import math
from fractions import gcd
A,B = (int(i) for i in input().split())

def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    divisors.sort()
    return divisors

def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

N = gcd(A,B)
N_divisors = make_divisors(N)
prime_nums = []
for i in range(1,len(N_divisors)):
  if i == 1:
    prime_nums.append(N_divisors[i])
  else:
    for j in range(1,i):
      if N_divisors[i]%N_divisors[j] == 0:
        break
      if j == i-1:
        prime_nums.append(N_divisors[i])

ans = 1 + len(prime_nums)
print(ans)
Buggy python submission (verdict: Runtime Error):
N,K,Q = (int(i) for i in input().split())

points = [K-Q for i in range(N)]
for i in range(Q):
  A = int(input()) - 1
  points(A) += 1

for i in range(Q):
  if points[i] <= 0:
    print("No")
  else:
    print("Yes")


Fixed submission:
N,K,Q = (int(i) for i in input().split())

points = [K-Q for i in range(N)]
for i in range(Q):
  A = int(input()) - 1
  points[A] += 1

for i in range(N):
  if points[i] <= 0:
    print("No")
  else:
    print("Yes")
Buggy python submission (verdict: Time Limit Exceeded):
N,M = (int(i) for i in input().split())
A = [int(i) for i in input().split()]

for i in range(M):
  index = A.index(max(A))
  A[index] = A[index]//2

print(sum(A))


Fixed submission:
import heapq

N,M = (int(i) for i in input().split())
A = [int(i) * (-1) for i in input().split()]
heapq.heapify(A)

for i in range(M):
  tmp = heapq.heappop(A)
  tmp = ((tmp * -1)//2) * -1
  heapq.heappush(A,tmp)

print((-1)*sum(A))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
if N == 1:
  print("0")
else:
  ans = 0
  for i in range(N):
    ans += i
  print(ans)


Fixed submission:
N = int(input())
if N == 1:
  print("0")
else:
  ans = (N * (N-1))//2
  print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
if N == 1:
  print("0")
else:
  nums = [i for i in range(1,N)]
  print(sum(nums))


Fixed submission:
N = int(input())
if N == 1:
  print("0")
else:
  ans = (N * (N-1))//2
  print(ans)
Buggy python submission (verdict: Runtime Error):
N = int(input())

N_str = str(N)

N_length = len(N_str)
tmp_str = ""
ans = 0

if N_length%2 == 1:
  for i in range(len(N_str)-1):
    if i%2 == 0:
      tmp_str+="0"
    else:
      tmp_str+="9"
  if N_length-1 != 0:
    ans += N - (10 ** (N_length-1))
  else:
    ans += N
else:
  for i in range(len(N_str)-1):
    if i%2 == 0:
      tmp_str+="9"
    else:
      tmp_str+="0"

print(ans + int(tmp_str))


Fixed submission:
N = int(input())

N_length = len(str(N))
ans = 0

for i in range(1,N+1):
  if len(str(i))%2 == 1:
    ans += 1

print(ans)
Buggy python submission (verdict: Runtime Error):
 N = int(input())
 SP = [list(map(str, input().split())) for _ in range(N)]

 for i in range(N):
   SP[i].append(i+1)
   SP[i][1] = int(SP[i][1])*(-1)

 ans = sorted(SP, key=lambda x:(x[0],x[1]))

 for i in range(N):
   print(ans[i][2])


Fixed submission:
N = int(input())
SP = [list(map(str, input().split())) for _ in range(N)]

for i in range(N):
  SP[i].append(i+1)
  SP[i][1] = int(SP[i][1])*(-1)

ans = sorted(SP, key=lambda x:(x[0],x[1]))

for i in range(N):
  print(ans[i][2])
Buggy python submission (verdict: Time Limit Exceeded):
N, M= (int(i) for i in input().split())

ans = set(range(1,N+1))

for i in range(M):
    L_tmp, R_tmp = map(int, input().split())
    ans = ans & set(range(L_tmp,R_tmp+1))

print(len(ans))


Fixed submission:
N, M= (int(i) for i in input().split())

L_max = 1
R_min = N

for i in range(M):
    L, R = map(int, input().split())
    L_max = max(L_max,L)
    R_min = min(R_min,R)

ans = set(range(L_max,R_min+1))

print(len(ans))

Buggy python submission (verdict: Runtime Error):
 N, M= (int(i) for i in input().split())

 ans = set(range(1,N+1))

 for i in range(M):
     L_tmp, R_tmp = map(int, input().split())
     ans = ans & set(range(L_tmp,R_tmp+1))

 print(len(ans))


Fixed submission:
N, M= (int(i) for i in input().split())

L_max = 1
R_min = N

for i in range(M):
    L, R = map(int, input().split())
    L_max = max(L_max,L)
    R_min = min(R_min,R)

ans = set(range(L_max,R_min+1))

print(len(ans))

Buggy python submission (verdict: Time Limit Exceeded):
N, M= (int(i) for i in input().split())

L = [0] * M
R = [0] * M

ans = set(range(1,N+1))

for i in range(M):
    L_tmp, R_tmp = map(int, input().split())
    ans = ans & set(range(L_tmp,R_tmp+1))

print(len(ans))


Fixed submission:
N, M= (int(i) for i in input().split())

L_max = 1
R_min = N

for i in range(M):
    L, R = map(int, input().split())
    L_max = max(L_max,L)
    R_min = min(R_min,R)

ans = set(range(L_max,R_min+1))

print(len(ans))

Buggy python submission (verdict: Time Limit Exceeded):
N, M= (int(i) for i in input().split())

L = [0] * M
R = [0] * M

for i in range(M):
    L_tmp, R_tmp = map(int, input().split())
    L[i] = L_tmp
    R[i] = R_tmp

ans = []
for i in range(N):
  ans.append(i+1)

for i in range(M):
  ans = [j for j in ans if L[i]<=j and R[i]>=j]

print(len(ans))


Fixed submission:
N, M= (int(i) for i in input().split())

L_max = 1
R_min = N

for i in range(M):
    L, R = map(int, input().split())
    L_max = max(L_max,L)
    R_min = min(R_min,R)

ans = set(range(L_max,R_min+1))

print(len(ans))
Buggy python submission (verdict: Runtime Error):
 N,K= map(int, input().split())
 S = list(str(input()))

 S[K-1] = S[K-1].lower()
 print(''.join(S))

Fixed submission:
N,K= map(int, input().split())
S = list(str(input()))

S[K-1] = S[K-1].lower()
print(''.join(S))
Buggy python submission (verdict: Runtime Error):
S = int(input())

before = S % 100
after = S //100

if after == 0 or before == 0:
  print("NA")
elif after >31 and before > 31:
  print("NA")
elif before <= 12 and after <= 12:
  print("AMBIGUOUS")
elif before <= 12 and after > 12 :
  print("YYMM")
elif before > 12 and after <= 12:
  print("MMYY")
else:
  print("NA")


Fixed submission:
import math

N ,K = (int(i) for i in input().split())
ans = 0
for i in range(int(N)):
  if i < K:
    x = math.log2(K/(i+1))
    x_ceil = math.ceil(x)
    ans += pow(0.5,x_ceil)/N
  else:
    ans += 1/N

print(ans)