Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
Ai = list(map(int, input().split()))
p = 1
for i in range(N):
  p = p * Ai[i]
  if 0 in Ai:
    p = 0
    break
  elif p > 10 **18:
    break
if p <= 10 ** 18:
    print(p)
else:
    print("-1")

Fixed submission:
N = int(input())
Ai = list(map(int, input().split()))
p = 1
i = 0
if 0 in Ai:
    print("0")
else:
    while i <= N - 1:
        p = p * Ai[i]
        if p > 10 ** 18:
            print("-1")
            break
        if i == N - 1:
            print(p)
            break
        i += 1

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
Ai = list(map(int, input().split()))
p = 1
for i in range(N):
  p = p * Ai[i]
  if p > 10 **18:
    break
  elif 0 in Ai:
    p = 0
    break
if p <= 10 ** 18:
    print(p)
else:
    print("-1")

Fixed submission:
N = int(input())
Ai = list(map(int, input().split()))
p = 1
i = 0
if 0 in Ai:
    print("0")
else:
    while i <= N - 1:
        p = p * Ai[i]
        if p > 10 ** 18:
            print("-1")
            break
        if i == N - 1:
            print(p)
            break
        i += 1

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
Ai = list(map(int, input().split()))
p = 1
for i in range(N):
  if 0 in Ai:
    p = 0
    break
  p = p * Ai[i]
  if p > 10 **18:
    break
if p <= 10 ** 18:
    print(p)
else:
    print("-1")



Fixed submission:
N = int(input())
Ai = list(map(int, input().split()))
p = 1
i = 0
if 0 in Ai:
    print("0")
else:
    while i <= N - 1:
        p = p * Ai[i]
        if p > 10 ** 18:
            print("-1")
            break
        if i == N - 1:
            print(p)
            break
        i += 1

Buggy python submission (verdict: Runtime Error):
N = int(input())
Ai = list(map(int, input().split()))
p = 1
for i in range(N):
    p = p * Ai[i]
    if p > 10 **18
    	break
if p <= 10 ** 18:
    print(p)
else:
    print("-1")


Fixed submission:
N = int(input())
Ai = list(map(int, input().split()))
p = 1
i = 0
if 0 in Ai:
    print("0")
else:
    while i <= N - 1:
        p = p * Ai[i]
        if p > 10 ** 18:
            print("-1")
            break
        if i == N - 1:
            print(p)
            break
        i += 1

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
Ai = list(map(int, input().split()))
p = 1
for i in range(N):
    p = p * Ai[i]
if p <= 10 ** 18:
    print(p)
else:
    print("-1")

Fixed submission:
N = int(input())
Ai = list(map(int, input().split()))
p = 1
i = 0
if 0 in Ai:
    print("0")
else:
    while i <= N - 1:
        p = p * Ai[i]
        if p > 10 ** 18:
            print("-1")
            break
        if i == N - 1:
            print(p)
            break
        i += 1
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
arr = list(map(int, input().split()))
q = int(input())
for t in range(q):
	b, c = map(int, input().split())
	for x in range(len(arr)):
		if arr[x] == b:
			arr[x] = c
	sum = 0
	for y in range(len(arr)):
		sum = sum + arr[y]
	print(sum)

Fixed submission:
n = int(input())
arr = list(map(int, input().split()))
sum = 0
for x in arr:
	sum = sum+x
q = int(input())
newarr = [0]*10**6
for x in arr:
	newarr[x]=newarr[x]+1
for t in range(q):
	b, c = map(int, input().split())
	sum = sum - b*newarr[b]
	sum = sum + c*newarr[b]
	newarr[c] = newarr[c] + newarr[b]
	newarr[b] = 0
	print(sum)
Buggy python submission (verdict: Runtime Error):
lst = list(map(int,input().split()))
for e in range(len(lst)):
    if lst[e] == 0;
        print(lst[e]+1)

Fixed submission:
lst = list(map(int, input().split()))
for e in range(len(lst)):
    if lst[e] == 0:
        print(e+1)
Buggy python submission (verdict: Runtime Error):
a,b = map(int, input().split())
if a*2 == b or a*4==b:
    print("Yes")
elif b%2==0 and y -2*a >= 0 and 4*a-b>=0:
    print("Yes")
else:
    print("No")

Fixed submission:
a,b = map(int, input().split())
if a*2 == b or a*4==b:
    print("Yes")
elif b%2==0 and b -2*a >= 0 and 4*a-b>=0:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
def digitSum(n):
    # 数値を文字列に変換
    s = str(n)
    # １文字ずつ数値化し配列にする。
    array = list(map(int, s))
    # 合計値を返す
    return sum(array)

if N ==0:
  print('Yes')
elif digitSum(N)%9 ==0:
  print('Yes')
else:
  print('No')

Fixed submission:
N = int(input())
if N ==0:
  print('Yes')
elif sum(list(map(int, str(N))))%9 ==0:
  print('Yes')
else:
  print('No')
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
ans = int(1)
for number in A:
  ans *= number
if ans <= 1000000000000000000:
  print(int(ans))  
else:
  print('-1')

Fixed submission:
A, B = list(map(int, input().split()))
print(A*B)

Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
ans = 1
for number in A:
  ans *= number
if ans <= 1000000000000000000:
  print(ans)
else:
  print('-1')

Fixed submission:
A, B = list(map(int, input().split()))
print(A*B)
Buggy python submission (verdict: Runtime Error):
# -*- coding: utf-8 -*-
x = raw_input()
mylist = list(x)

if mylist[2] == mylist[3] and mylist[4] == mylist[5]:
  print('Yes')
else:
  print('No')

Fixed submission:
# -*- coding: utf-8 -*-
x = input()
mylist = list(x)

if mylist[2] == mylist[3] and mylist[4] == mylist[5]:
  print('Yes')
else:
  print('No')
Buggy python submission (verdict: Runtime Error):
# -*- coding: utf-8 -*-
num = input()
if num % 2 == 0:
  print(num // 2)
else:
  print(num // 2 + 1)

Fixed submission:
# -*- coding: utf-8 -*-
num = input()
if int(num) % 2 == 0:
  print(int(num) // 2)
else:
  print(int(num) // 2 + 1)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
li = list(map(int,input().split()))
ans = 0
for i in range(n):
    if i > 0:
        while li[i-1] > li[i]:
            li[i]+=1
            ans += 1

print(ans)


Fixed submission:
n = int(input())
li = list(map(int,input().split()))
ans = 0
for i in range(n):
    if i > 0:
        if  li[i-1] > li[i]:
            ans += li[i-1]-li[i]
            li[i] += (li[i-1]-li[i])

print(ans)
Buggy python submission (verdict: Runtime Error):
import copy
import sys
x,n = map(int, input().split())
nums = list(map(int, input().split()))
nums.sort()
if len(nums) == 0:
    print(x)
    sys.exit()
index = nums.index(x)
ind = copy.deepcopy(index)
ans = 0
while True:
    if ind < 0:
        break
    if nums[ind] != x and  nums[ind+1] - nums[ind] > 2:
        ans = nums[ind+1] - 1
        break
    ind -= 1
ind = copy.deepcopy(index)
while True:
    if ind > n-1:
        break
    if nums[ind] != x and  nums[ind] - nums[ind-1] > 2:
        if abs(ans - x) > abs(nums[ind-1] + 1 - x):
            ans = nums[ind-1] + 1
            break
    ind += 1
if index == 0:
    ans = x-1
if index == n - 1:
    if ans != x - 1:
        ans = x + 1
print(ans)


Fixed submission:
X, N = map(int, input().split())
P = list(map(int, input().split()))
Q = [q for q in range(-1, 102) if q not in P]
ans = min(Q, key=lambda q: (abs(q - X), q))
print(ans)

Buggy python submission (verdict: Runtime Error):
import copy
import sys
x,n = map(int, input().split())
nums = list(map(int, input().split()))
nums.sort()
if len(nums) == 0:
    print(x)
    sys.exit()
index = nums.index(x)
ind = copy.deepcopy(index)
ans = 0
while True:
    if ind < 0:
        break
    if nums[ind] != x and  nums[ind+1] - nums[ind] > 2:
        ans = nums[ind+1] - 1
        break
    ind -= 1
ind = copy.deepcopy(index)
while True:
    if ind > n-1:
        break
    if nums[ind] != x and  nums[ind] - nums[ind-1] > 2:
        if abs(ans - x) > abs(nums[ind-1] + 1 - x):
            ans = nums[ind-1] + 1
            break
    ind += 1
if index == 0:
    ans = x - 1
if index == n-1:
    if ans != x - 1
    ans = x + 1
print(ans)


Fixed submission:
X, N = map(int, input().split())
P = list(map(int, input().split()))
Q = [q for q in range(-1, 102) if q not in P]
ans = min(Q, key=lambda q: (abs(q - X), q))
print(ans)

Buggy python submission (verdict: Runtime Error):
import copy
import sys
x,n = map(int, input().split())
nums = list(map(int, input().split()))
nums.sort()
if len(nums) == 0:
    print(x)
    sys.exit()
index = nums.index(x)
ind = copy.deepcopy(index)
ans = 0
while True:
    if ind < 0:
        break
    if nums[ind] != x and  nums[ind+1] - nums[ind] > 2:
        ans = nums[ind+1] - 1
        break
    ind -= 1
ind = copy.deepcopy(index)
while True:
    if ind > n-1:
        break
    if nums[ind] != x and  nums[ind] - nums[ind-1] > 2:
        if abs(ans - x) > abs(nums[ind-1] + 1 - x):
            ans = nums[ind-1] + 1
            break
    ind += 1
print(ans)

Fixed submission:
X, N = map(int, input().split())
P = list(map(int, input().split()))
Q = [q for q in range(-1, 102) if q not in P]
ans = min(Q, key=lambda q: (abs(q - X), q))
print(ans)
Buggy python submission (verdict: Runtime Error):
a,b = map(int, input().split())
tried = (a + b)//3
p = 10**9 +7

if a < tried or b < tried or (a+b)%3 != 0:
    print(0)
    quit()
one = (2/3)* a - (1/3)* b
n = tried
r = min(one, tried-one)
n_fac = 1
r_fac = 1
n_r_fac = 1

for i in range(2,n+1):
    n_fac *= i
    n_fac %= p
for i in range(2,r+1):
    r_fac *= i
    r_fac %= p
for i in range(2,n-r+1):
    n_r_fac *= i
    n_r_fac %= p
r_fac_inverse = pow(r_fac, p-2, p)
n_r_fac_inverse = pow(n_r_fac, p-2, p)

print((n_fac * r_fac_inverse * n_r_fac_inverse)%p)


Fixed submission:
a,b = map(int, input().split())
tried = (a + b)//3
p = 10**9 +7

if a < tried or b < tried or (a+b)%3 != 0:
    print(0)
    quit()
one = int((2 * a -  b)/3)
n = tried
r = min(one, tried-one)
n_fac = 1
r_fac = 1
n_r_fac = 1

for i in range(2,n+1):
    n_fac *= i
    n_fac %= p
for i in range(2,r+1):
    r_fac *= i
    r_fac %= p
for i in range(2,n-r+1):
    n_r_fac *= i
    n_r_fac %= p
r_fac_inverse = pow(r_fac, p-2, p)
n_r_fac_inverse = pow(n_r_fac, p-2, p)

print((n_fac * r_fac_inverse * n_r_fac_inverse)%p)
Buggy python submission (verdict: Runtime Error):
n = list(input())
counter = 1
directions = []
list = []
def add_up(x):
    added = (1/2) * x * (x + 1)
    return added

for i in range(len(n)-1):
    if n[i] == n[i+1]:
        counter += 1
    else:
        directions.append(counter)
        counter = 1
if n[-1] == n[-2]:
    directions[-1] += 1
else:
    directions.append(1)
if n[0] == "<":
    for i in range(0,len(directions)-1,2):
        if directions[i] > directions[i+1]:
            directions[i+1] -= 1
        elif directions[i] < directions[i+1]:
            directions[i] -= 1
else:
    for i in range(1,len(directions)-1,2):
        if directions[i] > directions[i+1]:
            directions[i+1] -= 1
        elif directions[i] < directions[i+1]:
            directions[i] -= 1
for direction in directions:
    list.append(add_up(direction))
print(round(sum(list)))


Fixed submission:
n = list(input())
counter = 1
directions = []
list = []
def add_up(x):
    added = (1/2) * x * (x + 1)
    return added
for i in range(len(n)-1):
    if n[i] == n[i+1]:
        counter += 1
    else:
        directions.append(counter)
        counter = 1
directions.append(counter)
if n[0] == "<":
    for i in range(0,len(directions)-1,2):
        if directions[i] >= directions[i+1]:
            directions[i+1] -= 1
        else:
            directions[i] -= 1
else:
    for i in range(1,len(directions)-1,2):
        if directions[i] >= directions[i+1]:
            directions[i+1] -= 1
        elif directions[i] < directions[i+1]:
            directions[i] -= 1
for direction in directions:
    list.append(add_up(direction))
print(round(sum(list)))
Buggy python submission (verdict: Runtime Error):
a,b = map(int, input(),split())

rest = a - b*2
if rest >-1:
    print(rest)
else:
    print(0)

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

rest = a - b*2
if rest >-1:
    print(rest)
else:
    print(0)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
list = list(map(int, input().split()))
list.sort()
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            if list[i] + list[j] <= list[k]:
                break
            ans += 1
print(ans)


Fixed submission:
n = int(input())
list = list(map(int, input().split()))
list.sort()
import bisect
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        index = bisect.bisect_left(list, list[i]+list[j])
        ans += index - j -1
print(ans)

Buggy python submission (verdict: Runtime Error):
n = int(input())
list = list(map(int, input().split()))
list.sort()
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n, reverse=True):
            if list[i] + list[j] <= list[k]:
                break
            ans += 1
print(ans)


Fixed submission:
n = int(input())
list = list(map(int, input().split()))
list.sort()
import bisect
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        index = bisect.bisect_left(list, list[i]+list[j])
        ans += index - j -1
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
list = list(map(int, input().split()))
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            if list[i] + list[j] > list[k] and list[k] + list[j] > list[i] and list[k] + list[i] > list[j]:
                ans += 1
print(ans)


Fixed submission:
n = int(input())
list = list(map(int, input().split()))
list.sort()
import bisect
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        index = bisect.bisect_left(list, list[i]+list[j])
        ans += index - j -1
print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
list = list(map(int, input().split()))
list.sort()
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            if list[i] + list[j] > list[k]:
                ans += 1
print(ans)


Fixed submission:
n = int(input())
list = list(map(int, input().split()))
list.sort()
import bisect
ans = 0
for i in range(n-2):
    for j in range(i+1,n-1):
        index = bisect.bisect_left(list, list[i]+list[j])
        ans += index - j -1
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
list = list(map(int, input().split()))

dict = {}
for i in list:
    dict[i]= list.index(i)+1
for i in range(1, n+1):
    print(dict[i], end = " ")

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

dict = {}
count = 1

for i in list:
    dict[i]= count
    count += 1
for i in range(1, n+1):
    print(dict[i], end = " ")

Buggy python submission (verdict: Runtime Error):
dict = {}
for i in list:
    dict[i]= list.index(i)+1
for i in range(1, n+1):
    print(dict[i], end = " ")

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

dict = {}
count = 1

for i in list:
    dict[i]= count
    count += 1
for i in range(1, n+1):
    print(dict[i], end = " ")

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
list = list(map(int, input().split()))

value_and_index = []
for i in list:
    value_and_index.append([i,list.index(i)+1])
value_and_index.sort()

for i in value_and_index:
    print(i[1], end = " ")

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

dict = {}
count = 1

for i in list:
    dict[i]= count
    count += 1
for i in range(1, n+1):
    print(dict[i], end = " ")
Buggy python submission (verdict: Runtime Error):
li = list(input())

for i in range(len(li)):
    if i % 2 == 0:
        if len[i] == "R":
            print("No")
            quit()
    else:
        if len[i] == "L":
            print("No")
            quit()
print("Yes")


Fixed submission:
li = list(input())

for i in range(len(li)):
    if i % 2 == 1:
        if li[i] == "R":
            print("No")
            quit()
        else:
            continue
    else:
        if li[i] == "L":
            print("No")
            quit()
        else:
            continue
print("Yes")

Buggy python submission (verdict: Runtime Error):
li = list(input())

for i in range(len(li)):
    if i % 2 == 0:
        if len[i] = "R":
            print("No")
            quit()
    else:
        if len[i] = "L":
            print("No")
            quit()
print("Yes")


Fixed submission:
li = list(input())

for i in range(len(li)):
    if i % 2 == 1:
        if li[i] == "R":
            print("No")
            quit()
        else:
            continue
    else:
        if li[i] == "L":
            print("No")
            quit()
        else:
            continue
print("Yes")
Buggy python submission (verdict: Time Limit Exceeded):
n,k,q = map(int, input().split())
correct_answers = [int(input()) for i in range(q)]
points = [k for i in range(n)]
for i in range(q):
    for m in range(len(points)):
        if m != correct_answers[i]-1:
            points[m] -= 1
for point in points:
    if point < 1:
        print("No")
    else:
        print("Yes")


Fixed submission:
n,k,q = map(int, input().split())
correct_answers = [int(input()) for i in range(q)]
points = [k-q for i in range(n)]
for i in range(q):
    points[correct_answers[i]-1] += 1

for point in points:
    if point < 1:
        print("No")
    else:
        print("Yes")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
integers = list(map(int, input().split()))

max_moves = 0
moves = 0
for i in range(n-1):
    for k in range(i, n-1):
        if integers[k] >= integers[k+1]:
            moves += 1
        else:
            break
    if max_moves < moves:
        max_moves = moves
    moves = 0
    if max_moves > n-i-1:
        break
print(max_moves)


Fixed submission:
n = int(input())
integers = list(map(int, input().split()))

max_moves = 0
moves = 0
for i in range(n-1):
    if integers[i] >= integers[i+1]:
        moves += 1
    else:
        moves = 0
    if max_moves < moves:
        max_moves = moves
print(max_moves)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
integers = list(map(int, input().split()))

max_moves = 0
moves = 0
for i in range(n-1):
    for k in range(i, n-1):
        if integers[k] >= integers[k+1]:
            moves += 1
        else:
            break
    if max_moves < moves:
        max_moves = moves
    moves = 0
print(max_moves)


Fixed submission:
n = int(input())
integers = list(map(int, input().split()))

max_moves = 0
moves = 0
for i in range(n-1):
    if integers[i] >= integers[i+1]:
        moves += 1
    else:
        moves = 0
    if max_moves < moves:
        max_moves = moves
print(max_moves)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
strings_list = ["".join(sorted(list(input()))) for i in range(n)]
counter = 0

while True:
    if len(strings_list) == 0 or len(strings_list) == 1:
        break
    else:
        if strings_list[0] not in strings_list[1:]:
            strings_list.pop(0)
        else:
            n = strings_list[1:].count(strings_list[0])
            counter += n * (n + 1) /2
            strings_list = [i for i in strings_list if i != strings_list[0]]
print(round(counter))


Fixed submission:
n = int(input())
strings_list = [list(input()) for i in range(n)]
counter = 0
dict = {}

for strings in strings_list:
    strings = "".join(sorted(strings))
    if strings in dict.keys():
        counter += dict[strings]
        dict[strings] += 1
    else:
        dict[strings] = 1
print(counter)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
strings_list = ["".join(sorted(list(input()))) for i in range(n)]
counter = 0

while True:
    if len(strings_list) == 0 or len(strings_list) == 1:
        break
    else:
        if strings_list[0] not in strings_list[1:]:
            strings_list.pop(0)
        else:
            counter += strings_list[1:].count(strings_list[0])
            strings_list.pop(0)
print(counter)


Fixed submission:
n = int(input())
strings_list = [list(input()) for i in range(n)]
counter = 0
dict = {}

for strings in strings_list:
    strings = "".join(sorted(strings))
    if strings in dict.keys():
        counter += dict[strings]
        dict[strings] += 1
    else:
        dict[strings] = 1
print(counter)
Buggy python submission (verdict: Time Limit Exceeded):
n,m  = map(int, input().split())
broken_stairs = []
INF = 1000000007
broken_stairs = [int(input()) for i in range(m)]

dp = [0] * (n + 1)
dp[0] = 1
if 1 not in broken_stairs:
	dp[1] = 1
else:
	dp[1] = 0
for i in range(2, n + 1):
	if i in broken_stairs:
		continue
	dp[i] = dp[i - 1] + dp[i - 2]
	dp[i] %= INF
print(dp[-1])


Fixed submission:
n,m  = map(int, input().split())
INF = 1000000007
broken_stairs = set([int(input()) for i in range(m)])

dp = [0] * (n + 1)
dp[0] = 1
if 1 not in broken_stairs:
	dp[1] = 1
else:
	dp[1] = 0
for i in range(2, n + 1):
	if i in broken_stairs:
		continue
	dp[i] = dp[i - 1] + dp[i - 2]
	dp[i] %= INF
print(dp[n])

Buggy python submission (verdict: Time Limit Exceeded):
n,m  = map(int, input().split())
broken_stairs = []
INF = 1000000007
for i in range(m):
    a = int(input())
    if i > 0:
        if a == broken_stairs[-1] + 1:
            print(0)
            quit()
    broken_stairs.append(a)

dp = [0] * (n + 1)
dp[0] = 1
if 1 not in broken_stairs:
	dp[1] = 1
else:
	dp[1] = 0
for i in range(2, n + 1):
	if i in broken_stairs:
		continue
	dp[i] = dp[i - 1] + dp[i - 2]
	dp[i] %= INF
print(dp[-1])


Fixed submission:
n,m  = map(int, input().split())
INF = 1000000007
broken_stairs = set([int(input()) for i in range(m)])

dp = [0] * (n + 1)
dp[0] = 1
if 1 not in broken_stairs:
	dp[1] = 1
else:
	dp[1] = 0
for i in range(2, n + 1):
	if i in broken_stairs:
		continue
	dp[i] = dp[i - 1] + dp[i - 2]
	dp[i] %= INF
print(dp[n])
Buggy python submission (verdict: Runtime Error):
N = input()
print((N-2)*180)

Fixed submission:
N = int(input())
print((N-2)*180)
Buggy python submission (verdict: Time Limit Exceeded):
n,m = map(int,input().split())
li = []
counter = 0
for i in range(m):
    l,r = map(int,input().split())
    for j in range(l,r+1):
        li.append(j)
import collections
c = collections.Counter(li)
for k in c.values():
    if k == m:
        counter += 1
print(counter)


Fixed submission:
n,m = map(int,input().split())
l,r = map(int,input().split())
counter = 0
for i in range(m-1):
    l1,r1 = map(int,input().split())
    if l < l1:
        l = l1
    if r > r1:
        r = r1
if r < l:
    print(0)
else:
    print(r-l+1)
Buggy python submission (verdict: Runtime Error):
import math
K,A,B = map(int, input().split())
cookie = 0

if K < A + 1 or B - A <  A + 1 or B - A < 2:
    print(K + 1)

else:
    cookie = B
    K = K-A-1

    if K%2==0:
        cookie += (B-A)* math.floor(K/2)
        print(cookie)
    else:
        cookie += (B-A)*math.floor((K-1)/2)
        print(cookie + 1)


Fixed submission:

A, B = map(int, input().split())
line = []
for k in range(0,A+1):
    line.append(k)
line = line[1::2]

if len(line) >= B:
    print("YES")
else:
    print("NO")
Buggy python submission (verdict: Runtime Error):
import math
K,A,B = map(int, input().split())
cookie = 0

if K >= A  or B  > 1 + 2A :

    cookie = B
    K = K-A-1

    if K%2==0:
        cookie += (B-A)* math.floor(K/2)
        print(cookie)
    else:
        cookie += (B-A)*math.floor((K-1)/2)
        print(cookie + 1)
else:
    print(K + 1)


Fixed submission:
import math
K,A,B = map(int, input().split())
cookie = 0

if abs(A-B) <= 1:
    print(K + 1)
elif A > B:
    print(K + 1)

else:
    cookie = B
    K = K-A-1

    if K%2==0:
        cookie += (B-A)* math.floor(K/2)
        print(cookie)
    else:
        cookie += (B-A)*math.floor((K-1)/2)
        print(cookie + 1)

Buggy python submission (verdict: Runtime Error):
import math
K,A,B = map(int, input().split())
cookie = 0

if B > 2A :

    cookie = B
    K = K-A-1

    if K%2==0:
        cookie += (B-A)* math.floor(K/2)
        print(cookie)
    else:
        cookie += (B-A)*math.floor((K-1)/2)
        print(cookie + 1)
else:
    print(K + 1)


Fixed submission:
import math
K,A,B = map(int, input().split())
cookie = 0

if abs(A-B) <= 1:
    print(K + 1)
elif A > B:
    print(K + 1)

else:
    cookie = B
    K = K-A-1

    if K%2==0:
        cookie += (B-A)* math.floor(K/2)
        print(cookie)
    else:
        cookie += (B-A)*math.floor((K-1)/2)
        print(cookie + 1)