Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
import math
import copy

inputa = input().split()
inputb = input().split()
inputb = input().split()

a = int(inputa[0])
# b = int(inputa[1])
# c = int(inputa[2])

# a = inputa[0]
# inputList = list(a)

# x = int(inputb[0])
# y = int(inputb[1])

# inputList=[]
# for i in range(a):
#     inputNum = input()
#     inputList.append(inputNum)

b = [int(n) for n in inputb[0]]
c = [int(n) for n in inputc[0]]

sum = 0
for i in range(len(b)):
    if b[i] > c[i]:
       sum += b[i] - c[i]

print(sum)




Fixed submission:
import math
import copy

inputa = input().split()
inputb = input().split()
inputc = input().split()

a = int(inputa[0])
# b = int(inputa[1])
# c = int(inputa[2])

# a = inputa[0]
# inputList = list(a)

# x = int(inputb[0])
# y = int(inputb[1])

# inputList=[]
# for i in range(a):
#     inputNum = input()
#     inputList.append(inputNum)

b = [int(n) for n in inputb]
c = [int(n) for n in inputc]

sum = 0
for i in range(len(b)):
    if b[i] > c[i]:
       sum += b[i] - c[i]

print(sum)
Buggy python submission (verdict: Time Limit Exceeded):
import math
import copy
import fractions
import numpy as np
from functools import reduce

# ===FUNCTION===

def getInputNum():
    inputNum = int(input())
    return inputNum

def getInputListInt():
    outputoData = []
    inputData = input().split()
    outputData = [int(n) for n in inputData]

    return outputData

def getSomeInputInt(n):
    outputDataList = []
    for i in range(n):
        inputData = int(input())
        outputDataList.append(inputData)

    return outputDataList

def getSomeInputListInt(n):
    inputDataList = []
    outputDataList = []
    for i in range(n):
        inputData = input().split()
        inputDataList = [int(n) for n in inputData]
        outputDataList.append(inputDataList)

    return outputDataList

# ===CODE===

n, q = map(int, input().split())
inputStr = map(str, input())
condi = getSomeInputListInt(q)

string = list(inputStr)

tmpstring = []
for i in range(q):
    cnt = 0
    tmpstring = string[condi[i][0]-1 : condi[i][1]]

    for j in range(len(tmpstring)-1):
       if tmpstring[j]=="A" and tmpstring[j+1]=="C":
           cnt+=1

    print(cnt)



Fixed submission:
import math
import copy
import fractions
import numpy as np
from functools import reduce

# ===FUNCTION===

def getInputNum():
    inputNum = int(input())
    return inputNum

def getInputListInt():
    outputoData = []
    inputData = input().split()
    outputData = [int(n) for n in inputData]

    return outputData

def getSomeInputInt(n):
    outputDataList = []
    for i in range(n):
        inputData = int(input())
        outputDataList.append(inputData)

    return outputDataList

def getSomeInputListInt(n):
    inputDataList = []
    outputDataList = []
    for i in range(n):
        inputData = input().split()
        inputDataList = [int(n) for n in inputData]
        outputDataList.append(inputDataList)

    return outputDataList

# ===CODE===

n, q = map(int, input().split())
inputStr = map(str, input())
condi = getSomeInputListInt(q)

string = list(inputStr)

cnt = 0
cntArray = np.zeros(len(string))

tmpstring = []
for i in range(1, len(string)):
    if string[i-1]=="A" and string[i]=="C":
        cnt+=1
    cntArray[i] = cnt

for i in range(q):
    ans = cntArray[condi[i][1]-1] - cntArray[condi[i][0]-1]
    print(int(ans))
Buggy python submission (verdict: Time Limit Exceeded):
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n = ni()
    s = input()

    c = collections.Counter(s)

    ans = 0
    for i in range(1, n + 1):
        for t in itertools.combinations(c.keys(), i):
            tmp = 1
            for ti in t:
                tmp *= c[ti] % MOD
            ans += tmp
            ans %= MOD

    print(ans)


if __name__ == '__main__':
    main()


Fixed submission:
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n = ni()
    s = input()

    c = collections.Counter(s)

    ans = 1
    for v in c.values():
        ans *= v + 1
        ans %= MOD
    ans = (ans - 1) % MOD
    print(ans)


if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n = ni()
    s = input()

    c = collections.Counter(s)

    ans = 0
    for i in range(1, n + 1):
        for t in itertools.combinations(c.keys(), i):
            tmp = 1
            for ti in t:
                tmp *= c[ti] % MOD
            ans += tmp
            ans %= MOD

    print(ans)


if __name__ == '__main__':
    main()


Fixed submission:
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n = ni()
    s = input()

    c = collections.Counter(s)

    ans = 1
    for v in c.values():
        ans *= v + 1
        ans %= MOD
    ans = (ans - 1) % MOD
    print(ans)


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
import math
import copy
import fractions
import numpy as np
from functools import reduce

# ===FUNCTION===

def getInputNum():
    inputNum = int(input())
    return inputNum

def getInputListInt():
    outputoData = []
    inputData = input().split()
    outputData = [int(n) for n in inputData]

    return outputData

def getSomeInputInt(n):
    outputDataList = []
    for i in range(n):
        inputData = int(input())
        outputDataList.append(inputData)

    return outputDataList

def getSomeInputListInt(n):
    inputDataList = []
    outputDataList = []
    for i in range(n):
        inputData = input().split()
        inputDataList = [int(n) for n in inputData]
        outputDataList.append(inputDataList)

    return outputDataList

# ===CODE===

n, m = map(int, input().split())
data = getSomeInputListInt(n)

dataSorted = sorted(data, key=lambda x:x[0])

cnt = 0
ans = 0

while cnt != m:
    for i in range(len(dataSorted)):
        if dataSorted[i][1] != 0:
            cnt += 1
            ans += dataSorted[i][0]
            dataSorted[i][1] -=1
            break
        else:
            continue

print(ans)

Fixed submission:
import math
import copy
import fractions
import numpy as np
from functools import reduce

# ===FUNCTION===

def getInputNum():
    inputNum = int(input())
    return inputNum

def getInputListInt():
    outputoData = []
    inputData = input().split()
    outputData = [int(n) for n in inputData]

    return outputData

def getSomeInputInt(n):
    outputDataList = []
    for i in range(n):
        inputData = int(input())
        outputDataList.append(inputData)

    return outputDataList

def getSomeInputListInt(n):
    inputDataList = []
    outputDataList = []
    for i in range(n):
        inputData = input().split()
        inputDataList = [int(n) for n in inputData]
        outputDataList.append(inputDataList)

    return outputDataList

# ===CODE===

n, m = map(int, input().split())
data = getSomeInputListInt(n)

dataSorted = sorted(data, key=lambda x:x[0])

dataSum = np.zeros(n)

for i in range(n):
    dataSum[i] = dataSorted[i][1]
    if i == 0:
        continue
    else:
        dataSum[i] += dataSum[i-1]

tmpNum = 0
tmpSa = 0
for i in range(n):
    if dataSum[i] >= m:
        tmpNum = i
        if i == 0:
            tmpSa = m
            break
        else:
            tmpSa = m - dataSum[i-1]
            break

ans = 0
for i in range(tmpNum):
    ans += dataSorted[i][0] * dataSorted[i][1]

ans += dataSorted[tmpNum][0] * tmpSa

print(int(ans))
Buggy python submission (verdict: Runtime Error):
import math
import copy

inputa = input().split()
# inputb = input().split()
# inputc = input().split()

a = int(inputa[0])
b = int(inputa[1])
c = int(inputa[2])

# inputb = input().split()
# inputbint = [int(x) for x in inputb]
# inputList = list(b)

# x = int(inputb[0])
# y = int(inputb[1])

# inputList=[]
# for i in range(a):
#     inputNum = input().split()
#     inputNum = [int(x) for x in inputNum]
#     inputList.append(inputNum)

# inputList = [int(n) for n in inputList]

# b = [int(n) for n in inputb]
# c = [int(n) for n in inputc]

min = min[a, b]
cnt = 0

for i in range(min, 0, -1):
    checka = a % i
    checkb = b % i
    if checka == 0 and checkb == 0:
        cnt += 1
        if cnt == k:
            print(i)
            

Fixed submission:
import math
import copy

inputa = input().split()
# inputb = input().split()
# inputc = input().split()

a = int(inputa[0])
b = int(inputa[1])
c = int(inputa[2])

# inputb = input().split()
# inputbint = [int(x) for x in inputb]
# inputList = list(b)

# x = int(inputb[0])
# y = int(inputb[1])

# inputList=[]
# for i in range(a):
#     inputNum = input().split()
#     inputNum = [int(x) for x in inputNum]
#     inputList.append(inputNum)

# inputList = [int(n) for n in inputList]

# b = [int(n) for n in inputb]
# c = [int(n) for n in inputc]

min = min([a, b])
cnt = 0

for i in range(min, 0, -1):
    checka = a % i
    checkb = b % i
    if checka == 0 and checkb == 0:
        cnt += 1
        if cnt == c:
            print(i)
Buggy python submission (verdict: Runtime Error):
import sys
import re
import math
import collections
import bisect
import itertools
import fractions
import functools
import copy
import heapq
import decimal
import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))
na1 = lambda: list(map(lambda x: int(x) - 1, sys.stdin.readline().split()))


# ===CODE===

def disLR(a, idx):
    small = a[max(0, idx - 1)]
    large = a[min(len(a) - 1, idx)]
    return small, large


def main():
    a, b, q = ns()
    s = [ni() for _ in range(a)]
    t = [ni() for _ in range(b)]

    for _ in range(q):
        ans = INF

        x = ni()

        idxs = bisect.bisect_left(s, x)
        a1 = [disLR(s, idxs)]

        idxt = bisect.bisect_left(t, x)
        a2 = [disLR(t, idxt)]

        for ta1 in a1:
            for ta2 in a2:
                tmp1 = abs(x - a1) + abs(a2 - a1)
                tmp2 = abs(x - a2) + abs(a1 - a2)
                ans = min(ans, tmp1, tmp2)

        print(ans)


if __name__ == '__main__':
    main()


Fixed submission:
import sys
import re
import math
import collections
import bisect
import itertools
import fractions
import functools
import copy
import heapq
import decimal
import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))
na1 = lambda: list(map(lambda x: int(x) - 1, sys.stdin.readline().split()))


# ===CODE===

def disLR(a, idx):
    small = a[max(0, idx - 1)]
    large = a[min(len(a) - 1, idx)]
    return small, large


def main():
    a, b, q = ns()
    s = [ni() for _ in range(a)]
    t = [ni() for _ in range(b)]

    for _ in range(q):
        ans = INF

        x = ni()
        tmpans = [0] * 4

        idxs = bisect.bisect_left(s, x)
        sml, lrg = disLR(s, idxs)
        tmpans[0] += abs(x - sml)
        tmpans[1] += abs(x - lrg)
        idxsml = bisect.bisect_left(t, sml)
        tmpans[0] += min([abs(sml - i) for i in disLR(t, idxsml)])
        idxlrg = bisect.bisect_left(t, lrg)
        tmpans[1] += min([abs(lrg - i) for i in disLR(t, idxlrg)])

        idxt = bisect.bisect_left(t, x)
        sml, lrg = disLR(t, idxt)
        tmpans[2] += abs(x - sml)
        tmpans[3] += abs(x - lrg)
        idxsml = bisect.bisect_left(s, sml)
        tmpans[2] += min([abs(sml - i) for i in disLR(s, idxsml)])
        idxlrg = bisect.bisect_left(s, lrg)
        tmpans[3] += min([abs(lrg - i) for i in disLR(s, idxlrg)])
        ans = min(ans, min(tmpans))
        print(ans)


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    n, k = ns()
    a = na()

    dp = [INF for _ in range(n)]
    dp[0] = 0

    for i in range(n):
        for j in range(k):
            if i + j + 1 < n:
                dp[i + j + 1] = min(dp[i + j + 1], dp[i] + abs(a[i] - a[i + j + 1]))
            else:
                break

    print(dp[n - 1])


if __name__ == '__main__':
    main()


Fixed submission:
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    n, k = ns()
    a = na()

    dp = [INF for _ in range(n)]
    dp[0] = 0

    for i in range(n):
        for j in range(k):
            if i + j + 1 < n:
                dp[i + j + 1] = min(dp[i + j + 1], dp[i] + abs(a[i] - a[i + j + 1]))
            else:
                break

    print(dp[n - 1])


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    s = list(input())
    t = list(input())

    sl = len(s)
    tl = len(t)

    dp = [[0 for _ in range(tl + 1)] for __ in range(sl + 1)]
    ans = [["" for _ in range(tl + 1)] for __ in range(sl + 1)]

    for i in range(sl):
        for j in range(tl):
            if s[i] == t[j]:
                dp[i + 1][j + 1] = dp[i][j] + 1
                ans[i + 1][j + 1] = ans[i][j] + s[i]
            else:
                dp[i + 1][j + 1] = max(dp[i + 1][j], dp[i][j + 1])
                if dp[i + 1][j] > dp[i][j + 1]:
                    ans[i + 1][j + 1] = ans[i + 1][j]
                else:
                    ans[i + 1][j + 1] = ans[i][j + 1]

    print(ans[sl][tl])


if __name__ == '__main__':
    main()


Fixed submission:
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    s = list(input())
    t = list(input())

    sl = len(s)
    tl = len(t)

    dp = [[0 for _ in range(tl + 1)] for __ in range(sl + 1)]

    for i in range(sl):
        for j in range(tl):
            if s[i] == t[j]:
                dp[i + 1][j + 1] = dp[i][j] + 1
            else:
                dp[i + 1][j + 1] = max(dp[i + 1][j], dp[i][j + 1])

    ans = ""
    x = sl
    y = tl
    while x > 0 and y > 0:
        if s[x - 1] == t[y - 1]:
            ans = s[x - 1] + ans
            x -= 1
            y -= 1
        elif dp[x][y] == dp[x - 1][y]:
            x -= 1
        elif dp[x][y] == dp[x][y - 1]:
            y -= 1
    print(ans)


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    naf = lambda: list(map(float, sys.stdin.readline().split()))

    n = ni()
    p = naf()

    dp = [[0 for _ in range(n + 1)] for __ in range(n + 1)]
    dp[0][0] = 1

    # dp[i][j] : pのうちi個めまでを投げて、表がj個出る確率
    for i in range(n):
        for j in range(n):
            dp[i + 1][j + 1] += dp[i][j] * p[i]
            dp[i + 1][j] += dp[i][j] * (1 - p[i])

    print(sum(dp[n][(n + 1) // 2:]))


if __name__ == '__main__':
    main()


Fixed submission:
import sys
# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
# import heapq
import decimal
# import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    naf = lambda: list(map(float, sys.stdin.readline().split()))

    n = ni()
    p = naf()

    dp = [[0 for _ in range(n + 1)] for __ in range(n + 1)]
    dp[0][0] = 1

    # dp[i][j] : pのうちi個めまでを投げて、表がj個出る確率
    for i in range(n):
        for j in range(n):
            dp[i + 1][j + 1] += dp[i][j] * p[i]
            dp[i + 1][j] += dp[i][j] * (1 - p[i])

    print(sum(dp[n][(n + 1) // 2:]))


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Time Limit Exceeded):
import sys
import re
import math
import collections
import decimal
import bisect
import itertools
import fractions
import functools
import copy
import heapq
import decimal
import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    n = ni()
    a = na()

    dp = [[0 for _ in range(n + 1)] for _ in range(n + 1)]

    for d in range(1, n + 1):
        for l in range(n - d + 1):
            r = l + d

            # second
            if (n - d) % 2:
                dp[l][r] = min(dp[l + 1][r] - a[l], dp[l][r - 1] - a[r - 1])

            # first
            else:
                dp[l][r] = max(dp[l + 1][r] + a[l], dp[l][r - 1] + a[r - 1])

    print(dp[0][n])


if __name__ == '__main__':
    main()


Fixed submission:
import sys
import re
import math
import collections
import decimal
import bisect
import itertools
import fractions
import functools
import copy
import heapq
import decimal
import statistics
import queue

# import numpy as np

sys.setrecursionlimit(10 ** 9)
INF = 10 ** 16
MOD = 10 ** 9 + 7
# MOD = 998244353

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===

def main():
    n = ni()
    a = na()

    dp = [[0 for _ in range(n + 1)] for _ in range(n + 1)]

    for d in range(1, n + 1):
        for l in range(n - d + 1):
            r = l + d

            # second
            if (n - d) % 2:
                dp[l][r] = min(dp[l + 1][r] - a[l], dp[l][r - 1] - a[r - 1])

            # first
            else:
                dp[l][r] = max(dp[l + 1][r] + a[l], dp[l][r - 1] + a[r - 1])

    print(dp[0][n])


if __name__ == '__main__':
    main()
Buggy python submission (verdict: Runtime Error):
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n, x = ns()
    lim = 51
    total = [int(0) for _ in range(lim)]
    P_total = [int(0) for _ in range(lim)]

    total[0] = 1
    for i in range(1, lim):
        total[i] = total[i - 1] * 2 + 3

    P_total[0] = 1
    for i in range(1, lim):
        P_total[i] = P_total[i - 1] * 2 + 1

    ans = 0
    base = 1
    L = n
    while base != x:
        if base + total[L] // 2 <= x:
            base += total[L] // 2 + 1
            ans += P_total[L - 1] + 1
            L -= 1
        else:
            base += 1
            L -= 1
            if L == 0:
                ans += 1

    print(ans)


if __name__ == '__main__':
    main()


Fixed submission:
import sys

# import re
import math
import collections
# import decimal
import bisect
import itertools
import fractions
# import functools
import copy
import heapq
import decimal
# import statistics
import queue

sys.setrecursionlimit(10000001)
INF = 10 ** 16
MOD = 10 ** 9 + 7

ni = lambda: int(sys.stdin.readline())
ns = lambda: map(int, sys.stdin.readline().split())
na = lambda: list(map(int, sys.stdin.readline().split()))


# ===CODE===


def main():
    n, x = ns()
    lim = 51
    total = [int(0) for _ in range(lim)]
    P_total = [int(0) for _ in range(lim)]

    total[0] = 1
    for i in range(1, lim):
        total[i] = total[i - 1] * 2 + 3

    P_total[0] = 1
    for i in range(1, lim):
        P_total[i] = P_total[i - 1] * 2 + 1

    ans = 0
    base = 1
    L = n
    flg = True
    while base != x and L != 0:
        if base + total[L] // 2 <= x and flg:
            base += total[L] // 2
            ans += P_total[L - 1] + 1
            flg = False
        else:
            flg = True
            base += 1
            L -= 1
            if L == 0:
                ans += 1

    print(ans)


if __name__ == '__main__':
    main()