qyliang/CodeNanoFix huggingface dataset:
Buggy code:
n=input()
keta=[0]
for i in range(len(n)):
	keta.append(int(n[i]))
ans=0
for i in range(len(keta)-1):
	if keta[-i-2]>=5:
		if keta[-i-1]>=5:
			ans+=10-keta[-i-1]
			keta[-i-2]+=1
		else:
			ans+=keta[-i-1]
	else:
		if keta[-i-1]>=6:
			ans+=10-keta[-i-1]
			keta[-i-2]+=1
		else:
			ans+=keta[-i-1]

print(ans)

Fixed code:
n=input()
keta=[0,0]
for i in range(len(n)):
	keta.append(int(n[i]))
ans=0
for i in range(len(keta)-1):
	if keta[-i-2]>=5:
		if keta[-i-1]>=5:
			ans+=10-keta[-i-1]
			keta[-i-2]+=1
		else:
			ans+=keta[-i-1]
	else:
		if keta[-i-1]>=6:
			ans+=10-keta[-i-1]
			keta[-i-2]+=1
		else:
			ans+=keta[-i-1]
print(ans)
Buggy code:
import bisect, collections, copy, heapq, itertools, math, string
import sys
def I(): return int(sys.stdin.readline().rstrip())
def MI(): return map(int, sys.stdin.readline().rstrip().split())
def LI(): return list(map(int, sys.stdin.readline().rstrip().split()))
def S(): return sys.stdin.readline().rstrip()
def LS(): return list(sys.stdin.readline().rstrip().split())

from collections import deque
from collections import defaultdict
def main():
    N = S()
    N =  N[::-1]
    cnt = 0
    next = 0
    for i in range(len(N)):
        num = int(N[i])
        num += next
        if num <= 5:
            cnt += num
            next = 0
        else:
            cnt += 10 - num
            next = 1
    if next == 1:
        cnt += 1
    print(cnt)
if __name__ == "__main__":
    main()


Fixed code:
import bisect, collections, copy, heapq, itertools, math, string
import sys
def I(): return int(sys.stdin.readline().rstrip())
def MI(): return map(int, sys.stdin.readline().rstrip().split())
def LI(): return list(map(int, sys.stdin.readline().rstrip().split()))
def S(): return sys.stdin.readline().rstrip()
def LS(): return list(sys.stdin.readline().rstrip().split())

from collections import deque
from collections import defaultdict
def main():
    N = S()
    N =  N[::-1]
    N += '0'
    cnt = 0
    next = 0
    for i in range(len(N)):
        num = int(N[i])
        num += next
        if num <= 4:
            cnt += num
            next = 0
        elif num >= 6:
            cnt += 10 - num
            next = 1
        else:
            if int(N[i + 1]) <= 4:
                cnt += num
                next = 0
            else:
                cnt += 10 - num
                next = 1

    print(cnt)
if __name__ == "__main__":
    main()
Buggy code:
N = reversed("0" + input())
digit = next(N)
total = 0
carry = 0
for nextdigit in N:
    digit = int(digit) + carry
    if digit < 1:
        carry = 0
    elif digit < 5:
        total += digit
        carry = 0
    elif digit == 5:
        if int(nextdigit) < 5:
            total += digit
            carry = 0
        else:
            total += 10 - digit
            carry = 1
    elif digit < 10:
        total += 10 - digit
        carry = 1
    else:
        carry = 1
    digit = nextdigit

print(total)


Fixed code:
N = reversed("0" + input())
digit = next(N)
total = 0
carry = 0
for nextdigit in N:
    digit = int(digit) + carry
    if digit < 5:
        total += digit
        carry = 0
    elif digit == 5:
        if int(nextdigit) < 5:
            total += digit
            carry = 0
        else:
            total += 10 - digit
            carry = 1
    else:
        total += 10 - digit
        carry = 1
    digit = nextdigit

print(total + carry)
Buggy code:
n = list(map(int,input()))[::-1]
n.append(0)
for i in range(len(n)):
	if n[i] >= 6 or (n[i] == 5 and n[i+1] >= 5):
    	n[i] = 10 - n[i]
        n[i+1] += 1
print(sum(n))

Fixed code:
n = list(map(int,input()))[::-1]
n.append(0)
for i in range(len(n)):
    if n[i] >= 6 or (n[i] == 5 and n[i+1] >= 5):
        n[i] = 10 - n[i]
        n[i+1] += 1
print(sum(n))
Buggy code:
S = input()[::-1]
l = len(S)
dp = [[0]*2 for _ in range(l+1)]
for i in range(l):
  dp[i+1][0]=min(dp[i][1]+10-int(S[i]),dp[i][0]+int(S[i]))
  dp[i+1][1]=min(dp[i][1]+10-int(S[i])-1,dp[i][0]+int(S[i])+1)
print(min(dp[-1][0],dp[-1][1]+1))

Fixed code:
S = input()
l = len(S)
dp = [[0]*2 for _ in range(l+1)]
dp[1][0]=min(dp[0][1]+10-int(S[0])+1,dp[0][0]+int(S[0]))
dp[1][1]=min(dp[0][1]+10-int(S[0])-1+1,dp[0][0]+int(S[0])+1)
for i in range(1,l):
  dp[i+1][0]=min(dp[i][1]+10-int(S[i]),dp[i][0]+int(S[i]))
  dp[i+1][1]=min(dp[i][1]+10-int(S[i])-1,dp[i][0]+int(S[i])+1)
print(dp[-1][0])
Buggy code:
S = input()[::-1]
l = len(S)
dp = [[0]*2 for _ in range(l+1)]
for i in range(l):
  dp[i+1][0]=min(dp[i][0]+int(s[i]),dp[i][1]+int(s[i])+1)
  if i!=0:
    dp[i+1][1]=min(dp[i][0]+10-int(s[i]),dp[i][1]+10-(int(s[i])+1))
  else:
    dp[i+1][1]=dp[i][0]+10-int(s[i])
print(min(dp[-1][0],dp[-1][1]+1))

Fixed code:
S = input()[::-1]
l = len(S)
dp = [[0]*2 for _ in range(l+1)]
for i in range(l):
  dp[i+1][0]=min(dp[i][0]+int(S[i]),dp[i][1]+int(S[i])+1)
  if i!=0:
    dp[i+1][1]=min(dp[i][0]+10-int(S[i]),dp[i][1]+10-(int(S[i])+1))
  else:
    dp[i+1][1]=dp[i][0]+10-int(S[i])
print(min(dp[-1][0],dp[-1][1]+1))
Buggy code:
n = input()
k = 0
pay = 0
n_list = []
for i in n[::-1]:
    n_list.append(int(i))
n_list.append(0)
ans = 0
# for i in range(len(n_list) - 1):
#     num = n_list[i]
#     if (num <= 5 and n_list[i + 1] < 5) or num < 5:
#         ans += num
#     else:
#         n_list[i + 1] += 1
#         ans += 10 - n_list[i]
#     k += 1
# 
# ans += n_list[-1]
# print(ans)

Fixed code:
n = input()
k = 0
pay = 0
n_list = []
for i in n[::-1]:
    n_list.append(int(i))
n_list.append(0)
ans = 0
for i in range(len(n_list) - 1):
    num = n_list[i]
    if num < 5:
        ans += num
    elif (num <= 5 and n_list[i + 1] < 5):
        ans += num
    else:
        n_list[i + 1] += 1
        ans += 10 - num

ans += n_list[-1]
print(ans)
Buggy code:
N = input()
L=len(N)

DP=[[N]*2 for _ in range(L+1)]
DP[0][0]=0
DP[0][1]=0

for i,n in enumerate(N,1):
    DP[i][0]= min(DP[i-1][0]+int(n),DP[i-1][1]+10-int(n))
    DP[i][1] = min(DP[i-1][0]+int(n)+1,DP[i-1][1]+9-int(n))


print(DP[L][0])


Fixed code:
N = input()
L=len(N)

DP=[[N]*2 for _ in range(L+1)]
DP[0][0]=0
DP[0][1]=1

for i,n in enumerate(N,1):
    DP[i][0]= min(DP[i-1][0]+int(n),DP[i-1][1]+10-int(n))
    DP[i][1] = min(DP[i-1][0]+int(n)+1,DP[i-1][1]+9-int(n))

print(DP[L][0])
Buggy code:
if __name__ == "__main__":
    n = '0' + input()

    ans = 0
    flag = 0

    for i in range(len(n)-1, 0, -1):
        if int(n[i]) + flag == 10:
            flag = 1
        elif int(n[i]) + flag > 5 or (int(n[i-1]) == 9 and int(n[i]) + flag == 5):
            ans += 10 - int(n[i])
            flag = 1
        else:
            ans += int(n[i]) + flag
            flag = 0

    if flag == 1:
        ans += 1

    print(ans)


Fixed code:
if __name__ == "__main__":
    n = '0' + input()

    ans = 0
    flag = 0

    for i in range(len(n)-1, 0, -1):
        if int(n[i]) + flag == 10:
            flag = 1
        elif int(n[i]) + flag > 5 or (int(n[i]) + flag == 5 and int(n[i-1]) > 4):
            ans += 10 - int(n[i]) - flag
            flag = 1
        else:
            ans += int(n[i]) + flag
            flag = 0

    if flag == 1:
        ans += 1

    print(ans)
Buggy code:
l = list(map(int,input()))


l.reverse()
l.append(0)

l_copy = l.copy()

N = len(l)

pay = []
for i in range(N):
    if l[i] <= 5:
        pay.append(l[i])
    if 10 > l[i] > 5:
        pay.append(0)
        l[i+1] += 1
    if l[i] == 10:
        pay.append(0)
        l[i+1] += 1

pay_copy = pay.copy()

remain = []
for i in range(N):
    k = pay[i] - l_copy[i]
    if  k >= 0:
        remain.append(k)
    else:
        remain.append(k+10)
        pay[i+1] -= 1

result = 0
for i in pay_copy:
    result += i
for i in remain:
    result += i

print(result)

Fixed code:
l = list(map(int,input()))


l.reverse()
l.append(0)

l_copy = l.copy()

N = len(l)

pay = []
for i in range(N):
    if l[i] == 5 and l[i+1]>4:
        pay.append(0)
        l[i+1] += 1
    elif l[i] <= 5:
        pay.append(l[i])
    elif 10 > l[i] > 5:
        pay.append(0)
        l[i+1] += 1
    elif l[i] == 10:
        pay.append(0)
        l[i+1] += 1

pay_copy = pay.copy()

remain = []
for i in range(N):
    k = pay[i] - l_copy[i]
    if  k >= 0:
        remain.append(k)
    else:
        remain.append(k+10)
        pay[i+1] -= 1

result = 0
for i in pay_copy:
    result += i
for i in remain:
    result += i

print(result)
Buggy code:
N = input()
L = len(N)
ans = 0
t = 0
for i in range(L-1,-1,-1):
    n = int(N[i])+t
    if n <= 5:
        ans += n
        t = 0
    else:
        t = 1
        ans += 10-n
if n == 10:
    ans += 1
print(ans)

Fixed code:
N = input()
L = len(N)
ans = 0
t = 0
for i in range(L-1,-1,-1):
    n = int(N[i])+t
    if n == 5:
        if i > 0 and int(N[i-1]) >= 5:
            ans += 10-n
            t = 1
            continue
    if n <= 5:
        ans += n
        t = 0
    else:
        t = 1
        ans += 10-n
if t==1:
    ans += 1
print(ans)
Buggy code:
n = input()[::-1]
dp = [[0, 0] for i in range(len(n) + 1)]
dp[0][1] = 1
for i in range(len(n)):
    dp[i + 1][0] = min(dp[i][0] + int(n[i]), dp[i][1] - int(n[i]) + 10)
    dp[i + 1][1] = min(dp[i][0] + int(n[1]) + 1, dp[i][1] - int(n[i]) + 9)
print(dp[len(n)][0])

Fixed code:
n = input()[::-1]
dp = [[0, 0] for i in range(len(n) + 1)]
dp[0][1] = 1
for i in range(len(n)):
    dp[i + 1][0] = min(dp[i][0] + int(n[i]), dp[i][1] - int(n[i]) + 10)
    dp[i + 1][1] = min(dp[i][0] + int(n[i]) + 1, dp[i][1] - int(n[i]) + 9)
print(dp[len(n)][0])
Buggy code:
N = (list(input()))
N =N[::-1]
N_int = [int(i) for i in N]
N_int.append(0)
maisu = 0
keta = False
for i in range(len(N_int)-1):
    if keta ==True:
        N_int[i] +=1
    if N_int[i]<5:
        maisu +=N_int[i]
        keta =False
    elif N_int[i]==5 :
        if N_int[i+1]>4:
            keta =True
            maisu +=(10-N_int[i])
        else:
            keta =False
            maisu += N_int[i]
    else:
        keta =True
        maisu +=(10-N_int[i])       
print(maisu)

Fixed code:
N = (list(input()))
N =N[::-1]
N_int = [int(i) for i in N]
N_int.append(0)
maisu = 0
keta = False
for i in range(len(N_int)-1):
    if keta ==True:
        N_int[i] +=1
    if N_int[i]<5:
        maisu +=N_int[i]
        keta =False
    elif N_int[i]==5 :
        if N_int[i+1]>4:
            keta =True
            maisu +=(10-N_int[i])
        else:
            keta =False
            maisu += N_int[i]
    else:
        keta =True
        maisu +=(10-N_int[i])  
if keta ==True:
    maisu +=1
print(maisu)
Buggy code:
N = input()

a = 0  # not carried
b = 0  # carried
t = int(N[-1])
a, b = a + t, a + (10 - t)

for i in range(1, len(N))
    t = int(N[-i])
    a, b = min(a + t, b + (t + 1)), min(a + (10 - t), b + (10 - (t + 1)))
print(min(a, b + 1))


Fixed code:
N = input()

a = 0  # not carried
b = 0  # carried
t = int(N[-1])
a, b = a + t, a + (10 - t)

for i in range(len(N) - 2, -1, -1):
    t = int(N[i])
    a, b = min(a + t, b + (t + 1)), min(a + (10 - t), b + (10 - (t + 1)))
print(min(a, b + 1))
Buggy code:

N = input()
dp = [[0] * 2 for _ in range(len(N) + 1)]

for i in range(len(N)):
    n = int(N[i])
    dp[i + 1][0] = min(dp[i][0] + n, dp[i][1] + 10 - n)
    dp[i + 1][1] = min(dp[i][0] + n + 1, dp[i][1] + 10 - (n + 1))

print(dp[-1][0])


Fixed code:
N = [int(n) for n in input()]

dp = [[0] * 2 for _ in range(len(N) + 1)]
dp[0][1] = 1

for i, n in enumerate(N):
    dp[i + 1][0] = min(dp[i][0] + n, dp[i][1] + (10 - n))
    dp[i + 1][1] = min(dp[i][0] + (n + 1), dp[i][1] + (10 - (n + 1)))
    
print(dp[-1][0])
Buggy code:
#from math import sqrt
#from heapq import heappush, heappop
#from collections import deque

#a, b = [int(v) for v in input().split()]

n = input()

flag = 0
count = 0
for i in range(len(n) - 1, -1, -1):
    c = n[i]
    v = int(c) + flag
    flag = 0
    if v < 5:
        count += v
    elif v == 5:
        if i != 0 and int(n[i-1]) >= 5:
            flag = 1
        count += 5
    else:
        count += 10 - v
        flag = 1
print(count)


Fixed code:
#from math import sqrt
#from heapq import heappush, heappop
#from collections import deque

#a, b = [int(v) for v in input().split()]

n = input()

flag = 0
count = 0
for i in range(len(n) - 1, -1, -1):
    c = n[i]
    v = int(c) + flag

    if v == 10:
        v = 0
        flag = 1
    else:
        flag = 0
    if v < 5:
        count += v
    elif v == 5:
        if i != 0 and int(n[i-1]) >= 5:
            flag = 1
        count += 5
    else:
        count += 10 - v
        flag = 1
print(count + flag)
Buggy code:
class Solution:

    def solve(self, N: str) -> int:

        L = len(N)
        D = []
        for l in range(L-1, -1, -1):
            D.append(int(N[l]))

        D.append(0)

        ans = 0
        for l in range(L+1):

            # carry over
            if D[l] == 10:
                D[l+1] += 1
                D[l] = 0

            if D[l] <= 5:
                ans += D[l]
            else:
                ans += 10-D[l]
                D[l+1] += 1

            print(D[l], ans)

        return ans


if __name__ == '__main__':

    # standard input
    N = input()

    # solve
    solution = Solution()
    print(solution.solve(N))


Fixed code:
class Solution:

    def solve(self, N: str) -> int:

        L = len(N)
        D = []
        for l in range(L-1, -1, -1):
            D.append(int(N[l]))

        D.append(0)

        ans = 0
        for l in range(L+1):

            # carry over
            if D[l] == 10:
                D[l+1] += 1
                D[l] = 0

            if D[l] < 5:
                ans += D[l]
            elif D[l] == 5:
                if D[l+1] >= 5:
                    D[l+1] += 1
                ans += 5
            else:
                ans += 10-D[l]
                D[l+1] += 1

#            print(D[l], ans)

        return ans


if __name__ == '__main__':

    # standard input
    N = input()

    # solve
    solution = Solution()
    print(solution.solve(N))
Buggy code:
N = input()
A = [int(N[i]) for i in range(len(N))]
A.reverse()
A.append(0)

ans = 0

for i in range(len(A)):
    if A[i] > 5:
        ans = ans + (10 - A[i])
        A[i+1] = A[i+1] + 1
    else:
        ans = ans + A[i]

print(ans)

Fixed code:
N = input()
A = [int(N[i]) for i in range(len(N))]
A.reverse()
A.append(0)

ans = 0

for i in range(len(A)):
    if A[i] > 5 or (A[i] == 5 and A[i+1] >= 5):
        ans = ans + (10 - A[i])
        A[i+1] = A[i+1] + 1
    else:
        ans = ans + A[i]

print(ans)
Buggy code:
n=input()
m=list(n)
l=[int(i) for i in m]
l.reverse()
l.append(0)
k=l
ans=0
for i in range(len(l)):
  if k[i]<=5:
    ans+=k[i]
  else:
    ans+=10-k[i]
    k[i+1]+=1
print(ans)

Fixed code:
n=input()
m=list(n)
l=[int(i) for i in m]
l.reverse()
l.append(0)
k=l
ans=0
for i in range(len(l)):
  if k[i]<5:
    ans+=k[i]
  elif k[i]==5:
    if k[i+1]>=5:
      k[i+1]+=1
    ans+=5
  else:
    ans+=10-k[i]
    k[i+1]+=1
print(ans)
Buggy code:
n = list(input())
n = [int(i) for i in n]
n.reverse()
l = len(n)
ans = 0
for i in range(l-1):
    if (n[i]==5 and n[i+1]>=5) or n[i]>5:
        n[i+1] += 1
        ans += 10-n[i]
    else:
        ans += n[i]
ans += 9-n[-1] if n[-1]>5 else n[-1]
print(ans)


Fixed code:
n = list(input())
n = [int(i) for i in n]
n.reverse()
l = len(n)
ans = 0
for i in range(l-1):
    if (n[i]==5 and n[i+1]>=5) or n[i]>5:
        n[i+1] += 1
        ans += 10-n[i]
    else:
        ans += n[i]
ans += 11-n[-1] if n[-1]>5 else n[-1]
print(ans)
Buggy code:
n = input()[::-1]
print(n)
cnt = 0
flag = 0
for i in range(len(n)-1):
    if int(n[i])+flag < 5:
        cnt += int(n[i])+flag
        flag = 0
    elif int(n[i])+flag > 5:
        cnt += (10-int(n[i])-flag)
        flag = 1
    else:
        if int(n[i+1]) >= 5:
            cnt += (10 - int(n[i])-flag)
            flag = 1
        else:
            cnt += (int(n[i]) + flag)
            flag = 0
if int(n[-1])+flag > 5:
    cnt += (11 - int(n[-1])-flag)
else:
    cnt += int(n[-1])+flag
print(cnt)


Fixed code:
n = input()[::-1]
cnt = 0
flag = 0
for i in range(len(n)-1):
    if int(n[i])+flag < 5:
        cnt += int(n[i])+flag
        flag = 0
    elif int(n[i])+flag > 5:
        cnt += (10-int(n[i])-flag)
        flag = 1
    else:
        if int(n[i+1]) >= 5:
            cnt += (10 - int(n[i])-flag)
            flag = 1
        else:
            cnt += (int(n[i]) + flag)
            flag = 0
if int(n[-1])+flag > 5:
    cnt += (11 - int(n[-1])-flag)
else:
    cnt += int(n[-1])+flag
print(cnt)
Buggy code:
def main():
    import sys
    input = sys.stdin.readline
    sys.setrecursionlimit(10**7)
    from collections import Counter, deque
    from itertools import combinations, permutations, accumulate, groupby, product
    from bisect import bisect_left,bisect_right
    from heapq import heapify, heappop, heappush
    import math
    #from math import gcd

    #inf = 10**17
    #mod = 10**9 + 7

    n = list(input().rstrip())
    n = [0] + n
    n = n[::-1]
    ln = len(n)
    res = 0
    a = 0
    for i in range(ln):
        s = int(n[i])
        s += a
        if 0<=s<=4:
            res += s
            a = 0
        else:
            res += 10-s
            a = 1
    print(res)

if __name__ == '__main__':
    main()

Fixed code:
def main():
    import sys
    input = sys.stdin.readline
    sys.setrecursionlimit(10**7)
    from collections import Counter, deque
    from itertools import combinations, permutations, accumulate, groupby, product
    from bisect import bisect_left,bisect_right
    from heapq import heapify, heappop, heappush
    import math
    #from math import gcd

    #inf = 10**17
    #mod = 10**9 + 7

    n = list(input().rstrip())
    n = [0] + n
    n = n[::-1]
    ln = len(n)
    res = 0
    a = 0
    for i in range(ln):
        s = int(n[i])
        s += a
        if 0<=s<=4:
            res += s
            a = 0
        elif 6<=s:
            res += 10-s
            a = 1
        else:
            if int(n[i+1])>=5:
                res += 10-s
                a = 1
            else:
                res += s
                a = 0
            
    print(res)

if __name__ == '__main__':
    main()
Buggy code:
import sys
def main():
    input=sys.stdin.readline
    S=input()
    dp=[[0,0] for i in range(len(S)+1)]
    dp[0][1]=1
    for i in range(1,len(S)+1):
        for j in (0,1):
            if j==0:
                dp[i][0]=min(dp[i-1][0]+int(S[i-1]),dp[i-1][1]+10-int(S[i-1]))
            elif j==1:
                dp[i][1]=min(dp[i-1][0]+int(S[i-1])+1,dp[i-1][1]+10-int(S[i-1])-1)

    print(dp[len(S)][0])

if __name__=="__main__":
    main()

Fixed code:
import sys
def main():
    input=sys.stdin.readline
    S=input().strip()
    dp=[[0,0] for i in range(len(S)+1)]
    dp[0][1]=1
    for i in range(1,len(S)+1):
        for j in (0,1):
            if j==0:
                dp[i][0]=min(dp[i-1][0]+int(S[i-1]),dp[i-1][1]+10-int(S[i-1]))
            elif j==1:
                dp[i][1]=min(dp[i-1][0]+int(S[i-1])+1,dp[i-1][1]+10-int(S[i-1])-1)

    print(dp[len(S)][0])

if __name__=="__main__":
    main()
Buggy code:
N = ("0"+input())[::-1]

ans = 0
carry = 0
for i in range(len(N)-1):
    n = int(N[i])
    nextn = int(N[i+1])
    if carry == 1:
        carry = 0
        n += 1

    if n <=4:
        ans += n
    elif n >= 6:
        ans += 10-n
        carry = 1
    else: # n==5
        if nextn <= 4:
            ans += n
        else:
            ans += 10-n
            carry = 1

print(ans)
    

Fixed code:
N = ("00"+input())[::-1]

ans = 0
carry = 0
for i in range(len(N)-1):
    n = int(N[i])
    nextn = int(N[i+1])
    if carry == 1:
        carry = 0
        n += 1

    if n <=4:
        ans += n
    elif n >= 6:
        ans += 10-n
        carry = 1
    else: # n==5
        if nextn <= 4:
            ans += n
        else:
            ans += 10-n
            carry = 1

print(ans)
Buggy code:
N = list(input())
Y = [0]
for i in N:
    Y.append(int(i))
dp = [0 for i in range(len(N)+1)]
dp2 = [10 for i in range(len(N)+1)]
for i in range(1,len(N)+1):
    dp[i] = min(dp[i-1] + Y[i],dp2[i-1] + Y[i])
    dp2[i] = min(dp[i-1] + 1 + 10 - Y[i],dp2[i-1] - 1 + 10 - Y[i])
    print(str(dp[i])+":" +str(dp2[i]))
ans = min(dp[-1],dp2[-1])
#print(dp,dp2)
print(ans)

Fixed code:
N = list(input())
Y = [0]
for i in N:
    Y.append(int(i))
dp = [0 for i in range(len(N)+1)]
dp2 = [10 for i in range(len(N)+1)]
for i in range(1,len(N)+1):
    dp[i] = min(dp[i-1] + Y[i],dp2[i-1] + Y[i])
    dp2[i] = min(dp[i-1] + 1 + 10 - Y[i],dp2[i-1] - 1 + 10 - Y[i])
    #print(str(dp[i])+":" +str(dp2[i]))
ans = min(dp[-1],dp2[-1])
#print(dp,dp2)
print(ans)
Buggy code:
n=[int(x) for x in list(input()[::-1])]+[0]
ans = 0
step = 0
for i in range(len(n)-1):
  x = n[i]+step
  if x < 5 or (x==5 and n[i+1]<5):
    ans += x
    step = 0
  else:
    ans += 10 - x
    step = 1
print(ans)

Fixed code:
n=[int(x) for x in list(input()[::-1])]+[0]
ans = 0
step = 0
for i in range(len(n)-1):
  x = n[i]+step
  if x < 5 or (x==5 and n[i+1]<5):
    ans += x
    step = 0
  else:
    ans += 10 - x
    step = 1
print(ans+step)
Buggy code:
n = [0]
n1 = list(input())
n2 = [int(s) for s in n1]
nn = len(n1)
n = n + n2
#print(n)

ans = 0
for i in range(nn, -1, -1):
    #print(n[i])
    if n[i] >= 10:
        n[i - 1] += 1
    elif n[i] <= 5:
        ans += n[i]
    else:
        ans += 10 - n[i]
        n[i - 1] += 1
print(ans)

Fixed code:
n = [0]
n1 = list(input())
n2 = [int(s) for s in n1]
nn = len(n1)
n = n + n2
# print(n)

ans = 0
for i in range(nn, -1, -1):
    # print(n[i])
    if n[i] >= 10:
        n[i - 1] += 1
    elif n[i] == 5:
        if n[i - 1] >= 5:
            ans += n[i]
            n[i - 1] += 1
        else:
            ans += n[i]
    elif n[i] < 5:
        ans += n[i]
    else:
        ans += 10 - n[i]
        n[i - 1] += 1
print(ans)
Buggy code:
n = input()
n = n[::-1]
n += '0'
cnt = 0
tmp = 0
print(n)
for i in range(len(n)):
    a = int(n[i])
    a += tmp
    if a == 5:
        cnt += a
        if int(n[i + 1]) >= 5:
            tmp = 1
        else:
            tmp = 0
    elif a < 5:
        cnt += a
        tmp = 0
    else:
        cnt += 10 - a
        tmp = 1
print(cnt)

Fixed code:
n = input()
n = n[::-1]
n += '0'
cnt = 0
tmp = 0
for i in range(len(n)):
    a = int(n[i])
    a += tmp
    if a == 5:
        cnt += a
        if int(n[i + 1]) >= 5:
            tmp = 1
        else:
            tmp = 0
    elif a < 5:
        cnt += a
        tmp = 0
    else:
        cnt += 10 - a
        tmp = 1
print(cnt)
Buggy code:
N = input()
count = 0
prev = 0
for i in range(len(N)):
  if 0 <= int(N[i]) + prev < 6:
    count += int(N[i]) + prev
    prev = 0
  elif 6 <= int(N[i]) + prev <= 9:
    count += 10 - (int(N[i]) + prev)
    prev = 1
  else:
    prev = 1
count = count + prev
print(count)

Fixed code:
N = input()
count = 0
prev = 0
for i in range(len(N)):
  if 0 <= int(N[i]) + prev < 5:
    count += int(N[i]) + prev
    prev = 0
  elif 6 <= int(N[i]) + prev <= 9:
    count += 10 - (int(N[i]) + prev)
    prev = 1
  elif int(N[i]) + prev == 10:
    prev = 1
  else:
    if (i < (len(N) - 1) and int(N[i+1]) < 5) or i == len(N) - 1:
      count += 5
      prev = 0
    else:
      count += 5
      prev = 1
count = count + prev
print(count)
Buggy code:
n = int(input())
N = [int(i) for i in n]
dp = [[0,0] for _ in range(len(N))]

dp[0][0] = min(N[0],11-N[0])
dp[0][1] = min(N[0]+1,10-N[0])

for i in range(1,len(N)):
    dp[i + 1][0] = min(dp[i][0] + n, dp[i][1] + 10 - n)
    dp[i + 1][1] = min(dp[i][0] + n + 1, dp[i][1] + 10 - (n + 1))
print(dp[-1][0])

Fixed code:
N = [int(_) for _ in input()]
dp = [[0, 0] for _ in range(len(N))]
dp[0][0] = min(N[0], 11 - N[0])
dp[0][1] = min(N[0] + 1, 10 - N[0])
for i in range(1, len(N)):
    dp[i][0] = min(dp[i - 1][0] + N[i], dp[i - 1][1] + 10 - N[i])
    dp[i][1] = min(dp[i - 1][0] + N[i] + 1, dp[i - 1][1] + 9 - N[i])
print(dp[-1][0])
Buggy code:
n = input()
a = 0
b = 0
for s in n:
  v = int(s)
  a_ = min(a + v, b + v)
  b_ = min(a + 10 - v + 1, b + 10 - v + 1 - 2)
  a = a_
  b = b_
  
print(min(a, b))

Fixed code:
n = input()
a = 0
b = 2
for s in n:
  v = int(s)
  a_ = min(a + v, b + v)
  b_ = min(a + 10 - v + 1, b + 10 - v + 1 - 2)
  a = a_
  b = b_
  
print(min(a, b))