qyliang/CodeNanoFix huggingface dataset:
Buggy code:
a, b, c, k = map(int, input().split())
if k <= a+b:
    print(a)
else:
    k -= a
    k -= b
    print(int(a+k))

Fixed code:
a,b,c,k=map(int,input().split())
if k<=a:
  print(k)
elif a<k<=a+b:
  print(a)
else:
  print(a-(k-a-b))
Buggy code:
a, b, c, k = map(int, input().split())
max_total = 0

if k <= a:
    print(k)
elif k <= a+b:
    print(a)
else:
    print(2 * a - k)

Fixed code:
a, b, c, k = map(int, input().split())
max_total = 0

if k <= a:
    print(k)
elif k <= a+b:
    print(a)
else:
    print(2 * a - k + b)
Buggy code:
a, b, c, k = map(int, input().split())
a, b, c, k = map(int, input().split())
j = k-(a+b)
j = 0 if j < 0 else j
print(a-j if k > a else k)

Fixed code:
a, b, c, k = map(int, input().split())
j = k-(a+b)
j = 0 if j < 0 else j
print(a-j if k > a else k)
Buggy code:
a, b, c, k = list(map(int, input().split()))
s = 0

if k >= a:
    s = a
if (k - a - b) >= 0:
    s -= k - a - b

Fixed code:
a, b, c, k = list(map(int, input().split()))
s = 0

if k >= a:
    s = a
else:
    s = k
if (k - a - b) >= 0:
    s -= k - a - b

print(s)
Buggy code:
a, b, c, k = map(int, input().split())
if k > a:
    print(k)
elif k <= a+b:
    print(a)
else:
    k -= a+b
    print(a+k)

Fixed code:
a, b, c, k = map(int, input().split())

if a >= k:
    print(k)
elif a + b >= k:
    print(a)
else:
    print(a - (k - a - b))
Buggy code:
a,b,c,k = map(int, input().split())
ans = 0

if a >= k:
    ans += k
    print(ans)
    k -=a
else:
    ans += a
    k -= a

if k >0:
    if b >= k:
        print(ans)
    else:
        k -=b

if k > 0:
    if c >= k:
        ans -=k
        print(ans)
    else:
        k -=c
        print(ans)




Fixed code:
a,b,c,k = map(int, input().split())

if a >= k:
    ans = k
elif a + b >= k:
    ans = a
else:
    ans = a - (k-(a+b))
print(ans)
Buggy code:
A , B , C , K = map(int,input().split())
if A >= K:
    print(K)
if A + B >= K:
    print(A)
else:
    print(A * 2 + B - K)

Fixed code:
A , B , C , K = map(int,input().split())
if A >= K:
    print(K)
elif A + B >= K:
    print(A)
else:
    print(A * 2 + B - K)
Buggy code:
a, b, c, d = map(int, input().split())

s = 0
s += min(a, d)
if min(a, d) == d:
  print(s)
elif min(a+b, d) == d
  print(a)
else:
  d -= a + b
  print(a-min(c, d))

Fixed code:
a, b, c, d = map(int, input().split())

s = 0
s += min(a, d)
if min(a, d) == d:
  print(s)
elif min(a+b, d) == d:
  print(a)
else:
  d -= a + b
  print(a-min(c, d))
Buggy code:
a,b,c,d = input().split()
if int(d) < int(a):
    print(int(d))
elif int(d) < int(a) + int(b):
    print(int(a) + (int(d) - int(a))* 0)
else:
    res = int(a) - (int(d)-(int(a)+ int(b)))
    print(res)
~                

Fixed code:
a,b,c,d = input().split()
if int(d) < int(a):
    print(int(d))
elif int(d) < int(a) + int(b):
    print(int(a) + (int(d) - int(a))* 0)
else:
    res = int(a) - (int(d)-(int(a)+ int(b)))
    print(res)
Buggy code:
a,b,c,k = list(map(int, input().split(" ")))

d = k-a
if d == 0:
  print(a)
elif d < 0:
  print(k)
elif d > 0:
  if b > d:
    print(a)
  else:
    print(d-c)
  

Fixed code:
a,b,c,k = list(map(int, input().split(" ")))

d = k-a
if d == 0:
  print(a)
elif d < 0:
  print(k)
elif d > 0:
  if b >= d:
    print(a)
  else:
    i = d-b
    print(a-i)
Buggy code:
import itertools
import math

def solve():
  a, b, c, k = map(int, input().split())
  hoge = [[a,1], [b,0], [c,-1]]
  hoge.sort(reverse = True)
  if hoge[0][0] >= k:
    print(hoge[0][1]*k)
  elif (hoge[1][0]+hoge[0][0]) >= k:
    print(hoge[0][1]*hoge[0][0])
  else:
    print(hoge[0][1]*hoge[0][0]+(k-hoge[1][0]-hoge[0][0])*hoge[2][1])
  return 0

 
if __name__ == "__main__":
  solve()

Fixed code:
import itertools
import math

def solve():
  a, b, c, k = map(int, input().split())
  hoge = [[a,1], [b,0], [c,-1]]
  if hoge[0][0] >= k:
    print(hoge[0][1]*k)
  elif (hoge[1][0]+hoge[0][0]) >= k:
    print(hoge[0][1]*hoge[0][0])
  else:
    print(hoge[0][1]*hoge[0][0]+(k-hoge[1][0]-hoge[0][0])*hoge[2][1])
  return 0

 
if __name__ == "__main__":
  solve()
Buggy code:
def solve():
    A, B, C, K = map(int, input().split())
    if A >= K:
        print(K)
    elif A + B >= K:
        print(A)
    else:
        print(A - (K-B))

solve()

Fixed code:
def solve():
    A, B, C, K = map(int, input().split())
    if A >= K:
        print(K)
    elif A + B >= K:
        print(A)
    else:
        print(A - (K-B-A))

solve()
Buggy code:


A,B,C,K = map(int,input().split())
print(A,B,C,K)
ANS = 0

ANS += min([A,K])
K -= A
if K<1:
    print(ANS)
    exit()
K -= B
if K<1:
    print(ANS)
    exit()
ANS -= min([C,K])
print(ANS)

Fixed code:
A,B,C,K = map(int,input().split())
ANS = 0

ANS += min([A,K])
K -= A
K -= B

if K<1:
    print(ANS)
    exit()
ANS -= min([C,K])
print(ANS)
Buggy code:
a, b, c, k = map(int, input().split())
if a >= k:
  print(k)
elif a + b >= k:
  print(a)
else:
  print(2*a-k)

Fixed code:
a, b, c, k  = map(int, input().split())

if k < a:
    print(k)
elif k <= a + b:
    print(a)
else:
    print(2*a - k + b)
Buggy code:
a,b,c,k=map(int,input().split())

if k>=a+b+c:
  print(a-c):
elif a+b<=k<=a+b+c:
  print(a-(k-(a+b)))
elif a<=k<=a+b:
  print(a)
elif 0<=k<=a:
  print(k)

Fixed code:
a,b,c,k=map(int,input().split())
if a>=k:
    print(k)
elif a<k<=a+b:
    print(a)
else:
    print(a-(k-a-b))
Buggy code:
a, b, c, k = map(int, input().split())
if k-a>0:
    if k-a-b>0:
        print(a)
    else: print(a-(k-(a+b)))
else: print(k)

Fixed code:
a, b, c, k = map(int, input().split())
if k-a>0:
    if k-a-b>0:
        print(a-(k-(a+b)))
    else: print(a)
else: print(k)
Buggy code:
a,b,c,k = map(int,input().split())
if a < k:
    print(k)
else if a+b <= k:
    print(a)
else :
    print(a-(k-a-b))

Fixed code:
a, b, c, k = map(int, input().split())
if k <= a + b:
    print(min(a, k))
else:
    print(a-(k-(a+b)))
Buggy code:
a,b,c,k = map(int,input().split())
if a < k:
    print(k)
elif a+b <= k:
    print(a)
else :
    print(a-(k-a-b))

Fixed code:
a,b,c,k = map(int, input().split())

ans = 0

if k <= a:
    ans = k
    print(ans)
elif k <= a+b:
    ans = a
    print(ans)
else:
    ans = a -(k-a-b)
    print(ans)
Buggy code:
a, b, c, k = map(int, input().split())
num = a
k -= a

if k>0:
    k-=b
    if k>0:
        print(num-k)
        exit()
    else:
        print(num)

print(num)

Fixed code:
a, b, c, k = map(int, input().split())
num = 0

if k-a>0:
    num += a
    k-=a
    if k-b>0:
        k -= b
        print(num-k)
    else:
        print(num)
else:
    print(k)
Buggy code:
a,b,c,k = map(int, input().split())

count = 0

if k >= a:
    k -= a
    count += a
else:
    count += k
    print(count)
    exit()
if k == 0:
    exit()
if k >= b:
    k-= b
else:
    print(count)
    print(count)
    exit()
if k == 0:
    print(count)
    exit()
count += -1*k
print(count)

Fixed code:
a,b,c,k = map(int, input().split())

count = 0

if k >= a:
    k -= a
    count += a
else:
    count += k
    print(count)
    exit()
if k == 0:
    print(count)
    exit()
if k >= b:
    k-= b
else:
    print(count)
    exit()
if k == 0:
    print(count)
    exit()
count += -1*k
print(count)
Buggy code:

a, b, c, k = map(int, input().split())

if a >= k:
    print(k)
elif a + b >= k:
    print(k)
else:
    c_take = k - a - b
    print(a - c_take)


Fixed code:
a,b,c,k = map(int,input().split())
if a>= k:
    print(k)
elif a+b>= k:
    print(a)
elif a+b+c >=k:
    print(a-(k-b-a))
else:
    print(a-c)
Buggy code:
import itertools
import math
import string
import collections
from collections import Counter
from collections import deque
from operator import itemgetter
import sys
sys.setrecursionlimit(2*10**5)
INF = 2**60


def readints():
    return list(map(int, input().split()))


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


def has_duplicates2(seq):
    seen = []
    for item in seq:
        if not(item in seen):
            seen.append(item)
    return len(seq) != len(seen)


def divisor(n):
    divisor = []
    for i in range(1, n+1):
        if n % i == 0:
            divisor.append(i)
    return divisor


# coordinates
dx = [-1, -1, -1, 0, 0, 1, 1, 1]
dy = [-1, 0, 1, -1, 1, -1, 0, 1]
a, b, c, k = map(int, input().split())
ans = 0
for _ in range(a):
    ans += 1
for _ in range(b):
    ans += 0
for _ in range(k-(a+b)):
    ans += -1
print(ans)


Fixed code:
import itertools
import math
import string
import collections
from collections import Counter
from collections import deque
from operator import itemgetter
import sys
sys.setrecursionlimit(2*10**5)
INF = 2**60


def readints():
    return list(map(int, input().split()))


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


def has_duplicates2(seq):
    seen = []
    for item in seq:
        if not(item in seen):
            seen.append(item)
    return len(seq) != len(seen)


def divisor(n):
    divisor = []
    for i in range(1, n+1):
        if n % i == 0:
            divisor.append(i)
    return divisor


# coordinates
dx = [-1, -1, -1, 0, 0, 1, 1, 1]
dy = [-1, 0, 1, -1, 1, -1, 0, 1]
a, b, c, k = map(int, input().split())
ans = 0
if a <= k:
    ans += a*1
if a > k:
    ans += k*1
    print(ans)
    exit()
if b <= (k-a):
    ans += b*0
if b > (k-a):
    ans += 0*(k-a)
    print(ans)
    exit()
if c <= (k-a-b):
    ans += c*(-1)
    print(ans)

if c > (k-a-b):
    ans += (-1)*(k-a-b)
    print(ans)
Buggy code:
A,B,C,K=map(int,input().split())
if (A>=K):
  print(K)
else:
  D = K-A
  if (B>=D):
    print(D)
  else:
    print(A-D)

Fixed code:
A,B,C,K=map(int,input().split())
if (A>=K):
	print(K)
else:
	K = K-A
	if (B>=K):
		print(A)
	else:
		K = K-B
		print(A-K)
Buggy code:
import math, sys
from bisect import bisect_left, bisect_right
from collections import Counter, defaultdict, deque
from copy import deepcopy
from functools import lru_cache
from heapq import heapify, heappop, heappush
from itertools import accumulate, combinations, permutations
input = sys.stdin.readline
mod = 10**9 + 7
ns = lambda: input().strip()
ni = lambda: int(input().strip())
nm = lambda: map(int, input().split())
nl = lambda: list(map(int, input().split()))

def main():
    a, b, c, k = nm()

    if k <= a + b:
        ans = a
    else:
        ans = a - k - (a + b)
    
    print(ans)


if __name__ == '__main__':
    main()

Fixed code:
import math, sys
from bisect import bisect_left, bisect_right
from collections import Counter, defaultdict, deque
from copy import deepcopy
from functools import lru_cache
from heapq import heapify, heappop, heappush
from itertools import accumulate, combinations, permutations
input = sys.stdin.readline
mod = 10**9 + 7
ns = lambda: input().strip()
ni = lambda: int(input().strip())
nm = lambda: map(int, input().split())
nl = lambda: list(map(int, input().split()))

def main():
    a, b, c, k = nm()

    if k <= a + b:
        ans = min(a, k)
    else:
        ans = a - (k - (a + b))
    
    print(ans)


if __name__ == '__main__':
    main()
Buggy code:
i = input()
j = i.split(" ")

a = int(j[0])
b = int(j[1])
c = int(j[2])
k = int(j[3])

s = 0

if a < k :
    s += a
    
    if b < k-a :
        s -= k-a-c
        print(s)
        
    elif b == k-a :
        print(s)
    else :
        print(s)
    
elif a == k :
    s += a
    print(s)
    
else :    
    s += k
    print(s)

Fixed code:
i = input()
j = i.split(" ")

a = int(j[0])
b = int(j[1])
c = int(j[2])
k = int(j[3])

s = 0

if a < k :
    s += a
    
    if b < k-a :
        s -= k-a-b
        print(s)
        
    elif b == k-a :
        print(s)
    else :
        print(s)
    
elif a == k :
    s += a
    print(s)
    
else :    
    s += k
    print(s)
Buggy code:
A,B,C,K = map(int,input().split())
import sys

ans = 0

ans = A
K = K - A

if K < 0:
  ans = ans + K
  print(ans)
  sys.exit(0)

if K > 0:
  K = K - B

print(K)
if K > 0:
  ans = ans - K

print(ans)

Fixed code:
A,B,C,K = map(int,input().split())
import sys

ans = 0

ans = A
K = K - A

if K < 0:
  ans = ans + K
  print(ans)
  sys.exit(0)

if K > 0:
  K = K - B

if K > 0:
  ans = ans - K

print(ans)
Buggy code:
A,B,C,K = map(int,input().split())
if A+C >= K :
    print(A)
else:
    print(A-(K-A-C))

Fixed code:
A, B, C, K = map(int, input().split())

if A >= K:
    print(K)
elif A+B >= K:
    print(A)
else:
    print(A-(K-A-B))
Buggy code:
A,B, C,K=map(int,input().split())
if K<= A:
    prin(K)
elif K<=A+B:
    print(A)
else:
    print(2*A+B-K)  

Fixed code:
A,B, C,K=map(int,input().split())
if K<= A:
    print(K)
elif K<=A+B:
    print(A)
else:
    print(2*A+B-K)
Buggy code:
nums = [int(e) for e in input().split()]

if nums[0]<nums[3]:
    max=nums[0]
    if nums[0]+nums[1]<nums[3]:
        max -= (nums[3]- nums[0]+nums[1])
else:
    max=nums[3]

print(max)


Fixed code:
nums = [int(e) for e in input().split()]

if nums[0]<nums[3]:
    max=nums[0]
    if nums[0]+nums[1]<nums[3]:
        max -= (nums[3]- (nums[0]+nums[1]))
else:
    max=nums[3]

print(max)
Buggy code:
[A, B, C, K] = list(map(int, input().split()))
if K <= A:
  print(K)
if A< K <= A + B:
  print(A)
else:
  print(2 * A - K + B)


Fixed code:
[A, B, C, K] = list(map(int, input().split()))
if K <= A:
  print(K)
  quit()
if A< K <= A + B:
  print(A)
  quit()
else:
  print(2 * A - K + B)
Buggy code:
A,B,C,K = map(int, input().split())


if A >= K:
    print(K)
elif A+B >=K:
    print(A)
else:
    print(A-(A+B-K))


Fixed code:
A,B,C,K = map(int, input().split())


if A >= K:
    print(K)
elif A+B >=K:
    print(A)
else:
    print(A+(A+B-K))
Buggy code:
def main():
    A,B,C,K = map(int, input().split())
    score=0
    count=K
    i=0
    while count>0:
        if i==0:
            score=score+count
            count=count-A
            # print(score,"s",count)
        elif i ==1:
            count=count-B
            # print(score,"s",count)
        else:
            score=score-count
            count=count-C
            # print(score,"s",count)
        i=i+1
        
    print(score)
main()

Fixed code:
def main():
    A,B,C,K = map(int, input().split())
    score=0
    count=K
    i=0
    while count>0:
        if i==0:
            if A<=K:
                score=score+A
            else:
                score=K
            
            count=count-A
            # print(score,"s",count)
        elif i ==1:
            count=count-B
            # print(score,"s",count)
        else:
            score=score-count
            count=count-C
            # print(score,"s",count)
        i=i+1
        
    print(score)
main()
Buggy code:
A, B, C, K = map(int, input.split(" "))
if K <= A:
    print(K)
else:
    K = K - A
    if K <= B:
        print(A)
    else:
        K = K - B
        print(A - K)


Fixed code:
A, B, C, K = map(int, input().split(" "))
if K <= A:
    print(K)
else:
    K = K - A
    if K <= B:
        print(A)
    else:
        K = K - B
        print(A - K)
Buggy code:
def main():
    import sys
    sys.setrecursionlimit(10**6)
    input = sys.stdin.readline
    A, B, C, K = [int(x) for x in input().strip().split()]
    if K <= A + B:
        print(min(K, A))
    else:
        print(A - (K - A - B)))
    
if __name__ == '__main__':
    main()

Fixed code:
def main():
    import sys
    sys.setrecursionlimit(10**6)
    input = sys.stdin.readline
    A, B, C, K = [int(x) for x in input().strip().split()]
    if K <= A + B:
        print(min(K, A))
    else:
        print(A - (K - A - B))
    
if __name__ == '__main__':
    main()
Buggy code:
a,b,c,k= map(int,input().split())
if k>a:
    if k>a+b:
        print(a-c)
    else:
        print(a)
else:
    print(a)


Fixed code:
a,b,c,k=(map(int,input().split()))
if a>=k:
    ans=k
elif a+b>=k:
    ans=a
else:
    ans=a-(k-(a+b))
print(ans)
Buggy code:
A,B,C,K = map(int,input().split())

xa = min(A,K)
K1 = K -xa
if K1 == 0:
  print(K)
else:
	xb = min(B,K1)
	K2 = K1 -xb
	if K2 == 0:
  		print(K)
	else:
   		print(A-K2)

Fixed code:
A,B,C,K = map(int,input().split())

xa = min(A,K)
K1 = K -xa
if K1 == 0:
  print(K)
else:
	xb = min(B,K1)
	K2 = K1 -xb
	if K2 == 0:
  		print(A)
	else:
   		print(A-K2)
Buggy code:
A,B,C,K=map(int,input().split())

ans=0

if A>=K:
    ans=A
elif B>=(K-A):
    ans=A
else:
    ans=A-(K-A-B)

Fixed code:
A,B,C,K=map(int,input().split())

ans=0

if A>=K:
    ans=K
elif B>=(K-A):
    ans=A
else:
    ans=A-(K-A-B)
print(ans)
Buggy code:
A,B,C,D = map(int,input().split())
count = 0
point = 0

if D-A <= 0:
    point = A
    D -= A
    if D-B <= 0:
        D -= B
        if D-C <= 0:
            point -= C
            print(point)
        else:
            point -= D
            print(point)
    else:
        print(point)
else:
    point = D
    print(point)

Fixed code:
A,B,C,D = map(int,input().split())
count = 0
point = 0

if D-A >= 0:
    point = A
    D -= A
    if D-B >= 0:
        D -= B
        if D-C >= 0:
            point -= C
            print(point)
        else:
            point -= D
            print(point)
    else:
        print(point)
else:
    point = D
    print(point)
Buggy code:
def main():
    a, b, c, k = [int(i) for i in input().split(" ", 4)]
    s = 0
    if k < a:
        print(k)
        return
    elif k < a+b:
        print(a)
        return
    else:
        print(a - c)


main()


Fixed code:
def main():
    a, b, c, k = [int(i) for i in input().split(" ", 4)]
    if k <= a:
        print(k)
        return
    elif k <= a+b:
        print(a)
        return
    else:
        k -= a + b
        print(a - k)


main()
Buggy code:
a, b, c, k = map(int, input().split())
ans = 0
if a >= k :
    ans += k
elif a < k :
    ans += a
    if b >= (k-a):
        ans += 0
    elif b < (k-a) :
        ans += (b-(k-a))*-1

print(ans)

Fixed code:
a, b, c, k = map(int, input().split())
ans = 0
if a >= k :
    ans += k
elif a < k :
    ans += a
    if b >= (k-a):
        ans += 0
    elif b < (k-a) :
        ans += ((k-a)-b)*-1

print(ans)
Buggy code:
A,B,C,K = map(int,input().split())
 
if K <= (A+B):
  print(K)
elif (A+B)<K and K<=(A+B+C):
  print(A-(K-(A+B)))
else:
  print(A-C)

Fixed code:
A,B,C,K = map(int,input().split())
 
if K <= A:
  print(K)
elif K <= (A+B):
  print(A)
else:
  print(A-(K-(A+B)))
Buggy code:
#dt = {} for i in x: dt[i] = dt.get(i,0)+1
#dt = {k:v for k,v in sorted(x.items(), key=lambda i: i[1])}
ipnl = lambda n: [int(input()) for _ in range(n)]
inp = lambda :int(input())
ip = lambda :[int(w) for w in input().split()]
mp = lambda :map(int,input().split())

a,b,c,k = mp()
if k >= a:
    ans = k - (k-a)
else:
    print(k)
    exit()
k -= a
if k>1:
    k -= b
    if k>1:
        ans -= k
print(ans)
    

Fixed code:
#dt = {} for i in x: dt[i] = dt.get(i,0)+1
#dt = {k:v for k,v in sorted(x.items(), key=lambda i: i[1])}
ipnl = lambda n: [int(input()) for _ in range(n)]
inp = lambda :int(input())
ip = lambda :[int(w) for w in input().split()]
mp = lambda :map(int,input().split())

a,b,c,k = mp()
if k >= a:
    ans = k - (k-a)
    k -= a
    if k >= b:
        k -= b
        ans -= k
    print(ans)
else:
    print(k)
Buggy code:
a, b, c, k = map(int, input().split())
if (1*a)+(0*b)+(-1*c) <= 0:
    print(0)
else:
    print((1*a)+(0*b)+(-1*c))


Fixed code:
a, b, c, k = map(int, input().split())

if a >= k:
    print(k)
else:
    ans = a
    k = k-a-b
    if k <= 0:
        print(ans)
    else:
        ans = ans + k * (-1)
        print(ans)
Buggy code:
a,b,c,k=map(int,input().split())
if k <= a:
    print(k)
if k <= a+b and k>a:
    print(a)
else:
    print(a-(k-a-b))

Fixed code:
a,b,c,k = map(int, input().split())
if k <= a:
    print(k)
else:
    if k<=a+b:
        print(a)
    else:
        print(a-(k-(a+b)))
Buggy code:
import sys;input=lambda:sys.stdin.readline().rstrip();aint=lambda:int(input());ints=lambda:list(map(int,input().split()))
import math;floor,ceil=lambda x:int(math.floor(x)),lambda x:int(math.ceil(x))
from functools import reduce;gcd=lambda*x:reduce(math.gcd,x);lcm=lambda*x:reduce(lambda x,y:(x*y)//gcd(x,y),x,1)
from collections import deque
Yes=lambda b:print("Yes"if b else"No");YES=lambda b:print("YES"if b else"NO")
is_even=lambda x:True if x%2==0 else False

def main():
    a,b,c,k = ints()
    if k<=a:
        print(k)
    elif k<=b:
        print(a)
    elif k<=c:
        print(a+b-k)


if __name__ == '__main__':
    main()

Fixed code:
import sys;input=lambda:sys.stdin.readline().rstrip();aint=lambda:int(input());ints=lambda:list(map(int,input().split()))
import math;floor,ceil=lambda x:int(math.floor(x)),lambda x:int(math.ceil(x))
from functools import reduce;gcd=lambda*x:reduce(math.gcd,x);lcm=lambda*x:reduce(lambda x,y:(x*y)//gcd(x,y),x,1)
from collections import deque
Yes=lambda b:print("Yes"if b else"No");YES=lambda b:print("YES"if b else"NO")
is_even=lambda x:True if x%2==0 else False

def main():
    a,b,c,k = ints()
    if k<=a:
        print(k)
    elif k<=a+b:
        print(a)
    elif k<=a+b+c:
        print(2*a+b-k)


if __name__ == '__main__':
    main()
Buggy code:
a, b, c, k = map(int, input().split())
if a >= k :
    print(2*k)
    elif b >= (k-a):
        print(2*a + k-a)
        else:
            print(2*a+k-a-(k-a-b))
            

Fixed code:
a, b, c, k = map(int, input().split())
if a >= k :
    print(k)
elif b >= (k-a):
    print(a)
else:
    print(a-k+a+b)
Buggy code:

a,b,c,k=(list(map(int,input().split())))

res=0

if k <= a:
    res=k
elif k>a and k<=a+b:
    res=a
elif k<a+b and k<=a+b+c:
    res=a+((k-a+b)*(-1))
else:
    res=a-c

print(res)


Fixed code:

a,b,c,k=(list(map(int,input().split())))

res=0

if k <= a:
    res=k
elif k>a and k<=a+b:
    res=a
else:
    res=a-(k-a-b)

print(res)
Buggy code:
import sys

a,b,c,k=map(int,input().split())

cnt=0


if k<=a:
  print(k)
  sys.exit()

if k<=(a+b):
  print(a)
  sys.exit()


k-=(a+b)
print(a-(c-k))

Fixed code:
import sys

a,b,c,k=map(int,input().split())

cnt=0


if k<=a:
  print(k)
  sys.exit()

if k<=(a+b):
  print(a)
  sys.exit()


k-=(a+b)
print(a-k)
Buggy code:
A, B, C, K = map(int, input().split())

if K <= A:
    print(K)

K -= A+B
if K <= 0:
    print(A)
else:
    print(A-K)


Fixed code:
A, B, C, K = map(int, input().split())

if K <= A:
    print(K)
    exit()

K -= A+B
if K <= 0:
    print(A)
else:
    print(A-K)
Buggy code:
a, b, c, k = map(int, input().split())

if k <= a + b:
    print(k)
elif k <= a + b + c:
    r = k - a - b
    print(a-r)


Fixed code:
a, b, c, k = map(int, input().split())


if k <= a:
    print(k)
elif k <= a + b:
    print(a)
else:
    r = k - a - b
    print(a-r)
Buggy code:
a,b,c,k=(int(x) for x in input().split())

score=0

if a>=k:
     score=a
     print(score)
else:
    score+=a
    k-=a
    if b>=k:
        print(score)
    else:
        k-=b
        if c>=k:
            score-=c
            print(score)
        else:
            k-=c
            print(score)


Fixed code:
a,b,c,k=(int(x) for x in input().split())

score=0

if a>=k:
     score=k
     print(score)
else:
    score+=a
    k-=a
    if b>=k :
        print(score)
    else:
        k-=b
        if c>=k and k>0:
            score-=k
            print(score)
        else:
            print(score)
Buggy code:
A, B, C, K = map(int, input().split())

if A > K:
  print(K)
  
temp = K - A

if temp >= B:
  print(A)
  
temp = temp - B

print(A - C)
  

Fixed code:
A, B, C, K = map(int, input().split())

if A >= K:
  print(K)
  exit()
  
temp = K - A

if B >= temp:
  print(A)
  exit()
  
temp = temp - B

print(A - temp)
Buggy code:
A, B, C, K = map(int,input().split())
step1 = K-A
step2 = step1 - B
step3 = step2 - C
if step1 <= 0:
    print(K)
elif step2 <= 0:
    print(K)
else:
    print(A-step2)


Fixed code:
A, B, C, K = map(int,input().split())
step1 = K-A
step2 = step1 - B
step3 = step2 - C
if step1 <= 0:
    print(K)
elif step2 <= 0:
    print(A)
else:
    print(A-step2)
Buggy code:
x = [int(x) for x in input().split()]
ans = 0
x[3] -= x[1]
if x[3] > 0:
    ans = x[0]
    x[3] -= x[0] + x[1]
    if x[3] >= 0:
        ans -= x[3]

print(ans)

Fixed code:
x = [int(x) for x in input().split()]
ans=0
if x[0] <= x[3]:
    ans = x[0]
else:
    ans = x[3]
x[3] -= x[0] + x[1]
if x[3] > 0:
    ans -= x[3]

print(ans)