qyliang/CodeNanoFix huggingface dataset:
Buggy code:
S = list(input())
before = "R"
num = 0
nlist = []
for ch in S:
    if ch == before:
        num += 1
    else:
        nlist.append(num)
        num = 1
    before = ch
else:
    nlist.append(num)
print("nlist("+str(len(nlist))+"):"+str(nlist))
ans = []
for i in range(len(nlist)):
    print(i)
    if i%2 == 0:
        sans = [0] * (nlist[i] - 1)
        num = (nlist[i]-nlist[i]//2)+nlist[i+1]//2
        sans.append(num)
        ans[len(ans):len(ans)] = sans
    else:
        sans = [0] * nlist[i]
        num = (nlist[i]-nlist[i]//2)+nlist[i-1]//2
        sans[0] = num
        ans[len(ans):len(ans)] = sans

print(' '.join(map(str,ans)))


Fixed code:
S = list(input())
before = "R"
num = 0
nlist = []
for ch in S:
    if ch == before:
        num += 1
    else:
        nlist.append(num)
        num = 1
    before = ch
else:
    nlist.append(num)
ans = []
for i in range(len(nlist)):
    if i%2 == 0:
        sans = [0] * (nlist[i] - 1)
        num = (nlist[i]-nlist[i]//2)+nlist[i+1]//2
        sans.append(num)
        ans[len(ans):len(ans)] = sans
    else:
        sans = [0] * nlist[i]
        num = (nlist[i]-nlist[i]//2)+nlist[i-1]//2
        sans[0] = num
        ans[len(ans):len(ans)] = sans

print(' '.join(map(str,ans)))
Buggy code:
from sys import stdin
import sys
#from collections import defaultdict, deque, Counter
#from bisect import bisect_left
#import heapq
#import math
#import numpy as np

sys.setrecursionlimit(10 ** 7)
MIN = -10 ** 9
MOD = 10 ** 9 + 7
INF = float("inf")
IINF = 10 ** 18

s = str(stdin.readline().rstrip())
#l = list(map(int, stdin.readline().rstrip().split()))
#A, B, C = map(int, stdin.readline().rstrip().split())
#S = [list(stdin.buffer.readline().decode().rstrip()) for _ in range(h)]

n = len(s)

count = []
num = []
c = 1
for i in range(n-2):
    if s[i] == "R" and s[i+1] == "L":
        count.append("R")
        num.append(c)
        c = 1
    elif s[i] == "L" and s[i+1] == "R":
        count.append("L")
        num.append(c)
        c = 1
    else:
        c += 1

count.append("L")
num.append(c+1)

n = len(num)

for i in range(n):
    if count[i] == "R":
        for j in range(num[i] -1):
            print(0,end=" ")
        p = num[i]//2 + num[i]%2
        p += num[i+1]//2
        print(p,end=" ")
    else:
        p = num[i]//2 + num[i]%2
        p += num[i-1]//2
        print(p,end=" ")
        for j in range(num[i]-1):
            print(0,end=" ")


Fixed code:
from sys import stdin
import sys
#from collections import defaultdict, deque, Counter
#from bisect import bisect_left
#import heapq
#import math
#import numpy as np

sys.setrecursionlimit(10 ** 7)
MIN = -10 ** 9
MOD = 10 ** 9 + 7
INF = float("inf")
IINF = 10 ** 18

s = str(stdin.readline().rstrip())
#l = list(map(int, stdin.readline().rstrip().split()))
#A, B, C = map(int, stdin.readline().rstrip().split())
#S = [list(stdin.buffer.readline().decode().rstrip()) for _ in range(h)]

n = len(s)

count = []
num = []
c = 1
for i in range(n-1):
    if s[i] == "R" and s[i+1] == "L":
        count.append("R")
        num.append(c)
        c = 1
    elif s[i] == "L" and s[i+1] == "R":
        count.append("L")
        num.append(c)
        c = 1
    else:
        c += 1

count.append("L")
num.append(c)

n = len(num)

for i in range(n):
    if count[i] == "R":
        for j in range(1,num[i]):
            print(0,end=" ")
        p = num[i]//2 + num[i]%2
        p += num[i+1]//2
        print(p,end=" ")
    else:
        p = num[i]//2 + num[i]%2
        p += num[i-1]//2
        print(p,end=" ")
        for j in range(1,num[i]):
            print(0,end=" ")
Buggy code:
from bisect import bisect_left

s = input()
n = len(s)
ans = [0] * n
l = [i for i in range(n - 1) if s[i] == 'R' and s[i + 1] == 'L']
for i in range(n):
    b = bisect_left(l, i)
    print(b, l)
    if s[i] == 'R':
        if (l[b] - i) % 2 == 1:
            ans[l[b] + 1] += 1
        else:
            ans[l[b]] += 1
    elif s[i] == 'L':
        if (i - l[b - 1]) % 2 == 1:
            ans[l[b - 1] + 1] += 1
        else:
            ans[l[b - 1]] += 1
print(ans)

Fixed code:
from bisect import bisect_left

s = input()
n = len(s)
ans = [0] * n
l = [i for i in range(n - 1) if s[i] == 'R' and s[i + 1] == 'L']
for i in range(n):
    b = bisect_left(l, i)
    if s[i] == 'R':
        if (l[b] - i) % 2 == 1:
            ans[l[b] + 1] += 1
        else:
            ans[l[b]] += 1
    elif s[i] == 'L':
        if (i - l[b - 1]) % 2 == 1:
            ans[l[b - 1] + 1] += 1
        else:
            ans[l[b - 1]] += 1
a = ''
for i in range(n):
    if i != n - 1:
        a += str(ans[i]) + " "
    else:
        a += str(ans[i])
print(a)
Buggy code:
S = str(input())

R = 0
L = 0
R_i = 0
L_i = 0
R_line = 0
L_line = 0
hoge = [0] * len(S)

for i in range(len(S) - 1):
    if S[i] == "R" and S[i + 1] == "L":
        R_i = i
        L_i = i + 1
    if (S[i] == "L" and S[i + 1] == "R"):
        L_line = i
        hoge[R_i] = ((R_i - R_line) // 2) + ((L_line - L_i + 1) // 2) + 1
        hoge[L_i] = ((R_i - R_line + 1) // 2) + ((L_line - L_i) // 2) + 1
        R_line = i+1
    elif i == len(S)-2:
        L_line = i+1
        hoge[R_i] = ((R_i - R_line) // 2) + ((L_line - L_i + 1) // 2) + 1
        hoge[L_i] = ((R_i - R_line + 1) // 2) + ((L_line - L_i) // 2) + 1

print(hoge)



Fixed code:
S = str(input())

R = 0
L = 0
R_i = 0
L_i = 0
R_line = 0
L_line = 0
hoge = [0] * len(S)

for i in range(len(S) - 1):
    if S[i] == "R" and S[i + 1] == "L":
        R_i = i
        L_i = i + 1
    if (S[i] == "L" and S[i + 1] == "R"):
        L_line = i
        hoge[R_i] = ((R_i - R_line) // 2) + ((L_line - L_i + 1) // 2) + 1
        hoge[L_i] = ((R_i - R_line + 1) // 2) + ((L_line - L_i) // 2) + 1
        R_line = i+1
    elif i == len(S)-2:
        L_line = i+1
        hoge[R_i] = ((R_i - R_line) // 2) + ((L_line - L_i + 1) // 2) + 1
        hoge[L_i] = ((R_i - R_line + 1) // 2) + ((L_line - L_i) // 2) + 1
        R_line = i

for i in range(len(hoge)):
    print(hoge[i],end = " ")
Buggy code:
s = input()
N = len(s)
l = [1]*N
count = 0
for i in range(N-1):
    if s[i] == 'R':
        if s[i+1] == 'R':
            l[i+1] += l[i]
            l[i] = 0
        if s[i+1] == 'L':
            continue
    if (s[i] =='L'):
        if s[i+1] =='L':
            l[i+1] = 0
            count+= 1
            if i == N-2:
                l[i-count+1] += count
        if (s[i+1] =='R'):
            print(i,l[i-count])
            l[i-count] += count
            count =0
for i in range(N-1):
    if (s[i] =='R') and (s[i+1] == 'L'):
        if (l[i]+l[i+1])%2 == 0:
            l[i] = (l[i]+l[i+1])//2
            l[i+1] = l[i]
        if (l[i]+l[i+1])%2 == 1:
            if l[i]%2 == 0:
                l[i] = (l[i]+l[i+1])//2
                l[i+1] = l[i]+1
            else:
                l[i+1] = (l[i]+l[i+1])//2
                l[i] = l[i+1]+1

print(l)


Fixed code:
s = input()
N = len(s)
l = [1]*N
count = 0
for i in range(N-1):
    if s[i] == 'R':
        if s[i+1] == 'R':
            l[i+1] += l[i]
            l[i] = 0
        if s[i+1] == 'L':
            continue
    if (s[i] =='L'):
        if s[i+1] =='L':
            l[i+1] = 0
            count+= 1
            if i == N-2:
                l[i-count+1] += count
        if (s[i+1] =='R'):
            l[i-count] += count
            count =0
for i in range(N-1):
    if (s[i] =='R') and (s[i+1] == 'L'):
        if (l[i]+l[i+1])%2 == 0:
            l[i] = (l[i]+l[i+1])//2
            l[i+1] = l[i]
        if (l[i]+l[i+1])%2 == 1:
            if l[i]%2 == 0:
                l[i] = (l[i]+l[i+1])//2
                l[i+1] = l[i]+1
            else:
                l[i+1] = (l[i]+l[i+1])//2
                l[i] = l[i+1]+1
for i in range(N):
    print(l[i],end =' ')
Buggy code:
S = input()

l = len(S)

ls = [0 for i in range(l)]

cnt = 0

for i in range(l - 1):
    if S[i] == "R":
        cnt += 1
    if S[i] == "R" and S[i + 1] == "L":
        if cnt % 2 == 0:
            ls[i] += cnt // 2
            ls[i + 1] += cnt // 2
        else:
            ls[i] += cnt // 2 + 1
            ls[i + 1] += cnt // 2
        cnt = 0
        
for i in range(1, l)[::-1]:
    if S[i] == "L":
        cnt += 1
    if S[i] == "L" and S[i - 1] == "R":
        if cnt % 2 == 0:
            ls[i] += cnt // 2
            ls[i - 1] += cnt // 2
        else:
            ls[i] += cnt // 2 + 1
            ls[i - 1] += cnt // 2
        cnt = 0

print(ls)

Fixed code:
S = input()

l = len(S)

ls = [0 for i in range(l)]

cnt = 0

for i in range(l - 1):
    if S[i] == "R":
        cnt += 1
    if S[i] == "R" and S[i + 1] == "L":
        if cnt % 2 == 0:
            ls[i] += cnt // 2
            ls[i + 1] += cnt // 2
        else:
            ls[i] += cnt // 2 + 1
            ls[i + 1] += cnt // 2
        cnt = 0
        
for i in range(1, l)[::-1]:
    if S[i] == "L":
        cnt += 1
    if S[i] == "L" and S[i - 1] == "R":
        if cnt % 2 == 0:
            ls[i] += cnt // 2
            ls[i - 1] += cnt // 2
        else:
            ls[i] += cnt // 2 + 1
            ls[i - 1] += cnt // 2
        cnt = 0

for i in range(len(ls)):
    print(ls[i], end = " ")
Buggy code:
s=input()+'R'
t=[]
k=0
for i in range(1,len(s)):
  k+=1
  if s[i]!=s[i-1]:
    t+=[k]
    k=0
a=[0]*(len(s)-1)
k=-1
for i in range(len(t)//2):
  k+=t[2*i]
  a[k]=(t[2*i]+1)//2+t[2*i+1]//2
  a[k+1]=t[2*i]//2+(t[2*i+1]+1)//2
  k+=t[2*i+1]
print(a)

Fixed code:
s=input()+'R'
t=[]
k=0
for i in range(1,len(s)):
  k+=1
  if s[i]!=s[i-1]:
    t+=[k]
    k=0
a=[0]*(len(s)-1)
k=-1
for i in range(len(t)//2):
  k+=t[2*i]
  a[k]=(t[2*i]+1)//2+t[2*i+1]//2
  a[k+1]=t[2*i]//2+(t[2*i+1]+1)//2
  k+=t[2*i+1]
print(*a)
Buggy code:

a = list(input().split('LR'))
for i in range(len(a) - 1):
    a[i] += 'L'
    a[i + 1] = 'R' + a[i + 1]

print(a)

b = []
c = 0
d = []
for j in range(len(a)):
    b = [0 for i in range(len(a[j]))]
    c = a[j].find('L')
    print(c)
    for k in range(len(a[j])):
        if c % 2 == 0:
            b[c] = len(a[j]) // 2
            b[c - 1] = len(a[j]) - len(a[j]) // 2
        else:
            b[c] = len(a[j]) // 2
            b[c - 1] = len(a[j]) - len(a[j]) // 2

    d.extend(b)
    print(' '.join(map(str,d)))

Fixed code:

a = list(input().split('LR'))
for i in range(len(a) - 1):
    a[i] += 'L'
    a[i + 1] = 'R' + a[i + 1]

#print(a)

b = []
c = 0
d = []
for j in range(len(a)):
    b = [0 for i in range(len(a[j]))]
    c = a[j].find('L')
    #print(c)
    if c % 2 == 0:
        b[c - 1] = len(a[j]) // 2
        b[c] = len(a[j]) - len(a[j]) // 2
    else:
        b[c] = len(a[j]) // 2
        b[c - 1] = len(a[j]) - len(a[j]) // 2

    d.extend(b)

print(' '.join(map(str,d)))
Buggy code:
s=list(input())
s+="2"
a=[]
c=0
for i in range(len(s)-1):
  c+=1
  if s[i]!=s[i+1]:
    a.append(c)
    c=0
ansl=[]
for i in range(len(a)//2):
  t1=a[i]//2;r1=a[i]-t1
  t2=a[i+1]//2;r2=a[i]-t2
  flag=["0" for i in range(a[i]-1)]+[str(r1+t2)]+[str(r2+t1)]+["0" for i in range(a[i+1]-1)]
  ansl+=flag
print(" ".join(ansl))

Fixed code:
s=list(input())
s+="2"
a=[]
c=0
for i in range(len(s)-1):
  c+=1
  if s[i]!=s[i+1]:
    a.append(c)
    c=0
ansl=[]
for i in range(len(a)//2):
  t1=a[2*i]//2;r1=a[2*i]-t1
  t2=a[2*i+1]//2;r2=a[2*i+1]-t2
  flag=["0" for j in range(a[2*i]-1)]+[str(r1+t2)]+[str(r2+t1)]+["0" for j in range(a[2*i+1]-1)]
  ansl+=flag
print(" ".join(ansl))
Buggy code:
import math
S = list(input())
r_cnt = 0
l_cnt = 0
ans = [0]*len(S)
for i,s in enumerate(S):
    if s == 'R':
        if r_cnt == 0:
            r_cnt += 1
            if i == 0:
                continue
            ans[i - l_cnt] += math.ceil(l_cnt/2)
            ans[i - l_cnt - 1] +=l_cnt - math.ceil(l_cnt/2)
            l_cnt = 0
        else:
            r_cnt += 1

    if s == 'L':
        if l_cnt == 0:
            l_cnt += 1
            ans[i-1] += math.ceil(r_cnt/2)
            ans[i] += r_cnt - math.ceil(r_cnt/2)
            r_cnt = 0
        else:l_cnt += 1

    if i == len(S)-1:
        ans[i-l_cnt+1] += math.ceil(l_cnt/2)
        ans[i-l_cnt] += l_cnt - math.ceil(l_cnt/2)


print(ans)

Fixed code:
import math
S = list(input())
r_cnt = 0
l_cnt = 0
ans = [0]*len(S)
for i,s in enumerate(S):
    if s == 'R':
        if r_cnt == 0:
            r_cnt += 1
            if i == 0:
                continue
            ans[i - l_cnt] += math.ceil(l_cnt/2)
            ans[i - l_cnt - 1] +=l_cnt - math.ceil(l_cnt/2)
            l_cnt = 0
        else:
            r_cnt += 1

    if s == 'L':
        if l_cnt == 0:
            l_cnt += 1
            ans[i-1] += math.ceil(r_cnt/2)
            ans[i] += r_cnt - math.ceil(r_cnt/2)
            r_cnt = 0
        else:l_cnt += 1

    if i == len(S)-1:
        ans[i-l_cnt+1] += math.ceil(l_cnt/2)
        ans[i-l_cnt] += l_cnt - math.ceil(l_cnt/2)


print(*ans)
Buggy code:
S = input()
N = S.__len__()
li = [0]*N

j = S.find("RL")
li[j] = j // 2 + 1 
li[j+1] = j+1 // 2 + 1

i = j + 1
j = S.find("RL", i)
while(j > 0):
    ct_l = S.find("LR", i)
    li[i-1] += (ct_l-i+1) // 2
    li[i] += (ct_l-i) // 2
    li[j] += (j-1-ct_l) // 2 + 1
    li[j+1] += (j-ct_l) // 2 + 1
    i = j+1
    j = S.find("RL", i)

li[i-1] += (N-i) // 2
li[i] += (N-i-1) // 2

print(*li)


Fixed code:
S = input()
N = S.__len__()
li = [0]*N

j = S.find("RL")
li[j] = j // 2 + 1 
li[j+1] = (j+1) // 2 + 1

i = j + 1
j = S.find("RL", i)
while(j > 0):
    ct_l = S.find("LR", i)
    li[i-1] += (ct_l-i+1) // 2
    li[i] += (ct_l-i) // 2
    li[j] += (j-1-ct_l) // 2 + 1
    li[j+1] += (j-ct_l) // 2 + 1
    i = j+1
    j = S.find("RL", i)

li[i-1] += (N-i) // 2
li[i] += (N-i-1) // 2

print(*li)
Buggy code:
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**7)
from collections import Counter, deque
#from collections import defaultdict
from itertools import combinations, permutations, accumulate, groupby, product
from bisect import bisect_left,bisect_right
from heapq import heapify, heappop, heappush
from math import floor, ceil
#from operator import itemgetter
def I(): return int(input())
def MI(): return map(int, input().split())
def LI(): return list(map(int, input().split()))
def LI2(): return [int(input()) for i in range(n)]
def MXI(): return [LI()for i in range(n)]
#inf = 10**17
#mod = 10**9 + 7

S=input()
#print(S)
'''for i in range(len(S)):
    print(S[i])'''
i=0
n=len(S)
count=0
pa=[]
pb=[]
for i in range(n-1):
    if S[i]=="R" and S[i+1]=="L":
        count+=1
        pa.append(i)
    elif S[i]=="L" and S[i+1]=="R":
        pb.append(i+1)
'''print(count)
print(pa)
print(pb)'''
Rs=[]
Ls=[]
Rs.append(pa[0]+1)
for i in range(count-1):
    Rs.append(pa[i+1]-pb[i]+1)
    Ls.append(pb[i]-pa[i]-1)
Ls.append(n-1-pa[-1])
#print(Rs)
#print(Ls)
ans=[0]*n
for i in range(count):
    ans[pa[i]]=floor(Ls[i]/2)+ceil(Rs[i]/2)
    ans[pa[i]+1]=floor(Rs[i]/2)+ceil(Ls[i]/2)
print(" ".join(map(str,ans)))
#print(ans)

Fixed code:
import sys
input = sys.stdin.readline
sys.setrecursionlimit(10**7)
from collections import Counter, deque
#from collections import defaultdict
from itertools import combinations, permutations, accumulate, groupby, product
from bisect import bisect_left,bisect_right
from heapq import heapify, heappop, heappush
from math import floor, ceil
#from operator import itemgetter
def I(): return int(input())
def MI(): return map(int, input().split())
def LI(): return list(map(int, input().split()))
def LI2(): return [int(input()) for i in range(n)]
def MXI(): return [LI()for i in range(n)]
#inf = 10**17
#mod = 10**9 + 7

S=input().rstrip()
i=0
n=len(S)
count=0
pa=[]
pb=[]
for i in range(n-1):
    if S[i]=="R" and S[i+1]=="L":
        count+=1
        pa.append(i)
    elif S[i]=="L" and S[i+1]=="R":
        pb.append(i+1)
Rs=[]
Ls=[]
Rs.append(pa[0]+1)
for i in range(count-1):
    Rs.append(pa[i+1]-pb[i]+1)
    Ls.append(pb[i]-pa[i]-1)
Ls.append(n-1-pa[-1])
ans=[0]*n
for i in range(count):
    ans[pa[i]]=floor(Ls[i]/2)+ceil(Rs[i]/2)
    ans[pa[i]+1]=floor(Rs[i]/2)+ceil(Ls[i]/2)
for an in ans:
    print(an,end=" ")
#answer=" ".join(map(str,ans))
Buggy code:
S = input()
A = [0]*len(S)
countR = 0
countL = 0
count = 0
pre = S[0]
for l in range(len(S)):
  if S[l]==pre:
    count += 1
  else:
    if pre == "R":
      countR = count
    elif pre == "L":
      countL = count
      if countR + countL %2 == countR%2:
        A[l-countL-1] = (countR+countL)//2 + (countR+countL)%2
        A[l-countL] = countR+countL - A[l-countL-1]
      else:
        A[l-countL] = (countR+countL)//2 + (countR+countL)%2
        A[l-countL-1] = countR+countL - A[l-countL]
      countR = 0
      countL = 0
    count = 1
    pre = S[l]
countL = count
if countR + countL %2 == countR%2:
  A[len(S)-countL-1] = (countR+countL)//2 + (countR+countL)%2
  A[len(S)-countL] = countR+countL - A[len(S)-countL-1]
else:
  A[len(S)-countL] = (countR+countL)//2 + (countR+countL)%2
  A[len(S)-countL-1] = countR+countL - A[len(S)-countL]
print(" ".join(map(str, A)))

Fixed code:
S = input()
A = [0]*len(S)
countR = 0
countL = 0
count = 0
pre = S[0]
for l in range(len(S)):
  if S[l]==pre:
    count += 1
  else:
    if pre == "R":
      countR = count
    elif pre == "L":
      countL = count
      if (countR + countL)%2 == countR%2:
        A[l-countL-1] = (countR+countL)//2 + (countR+countL)%2
        A[l-countL] = countR+countL - A[l-countL-1]
      else:
        A[l-countL] = (countR+countL)//2 + (countR+countL)%2
        A[l-countL-1] = countR+countL - A[l-countL]
      countR = 0
      countL = 0
    count = 1
    pre = S[l]
countL = count
if (countR + countL)%2 == countR%2:
  A[len(S)-countL-1] = (countR+countL)//2 + (countR+countL)%2
  A[len(S)-countL] = countR+countL - A[len(S)-countL-1]
else:
  A[len(S)-countL] = (countR+countL)//2 + (countR+countL)%2
  A[len(S)-countL-1] = countR+countL - A[len(S)-countL]
print(" ".join(map(str, A)))
Buggy code:
W = input()
S = list(W)
RL = [0]
LR = [0]
ans = []

for i in range(len(S)-1):
    if S[i] == "R" and S[i+1] == "L":
        RL.append(i+1)
    elif S[i] == "L" and S[i+1] == "R":
        LR.append(i+1)

LR.append(len(S))

for j in range(1, len(RL)):
    sep = LR[j-1]
    LR_d = LR[j]-sep
    RL_d = RL[j]-sep

    if not LR_d % 2 and not RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2] * 2)
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif not LR_d % 2 and RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2] * 2)
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif LR_d % 2 and not RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2 + 1, LR_d // 2])
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif LR_d % 2 and RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2 + 1, LR_d // 2])
        ans.extend([0] * (LR[j]-RL[j]-1))

print(*ans, sep = " ")

Fixed code:
W = input()
S = list(W)
RL = [0]
LR = [0]
ans = []

for i in range(len(S)-1):
    if S[i] == "R" and S[i+1] == "L":
        RL.append(i+1)
    elif S[i] == "L" and S[i+1] == "R":
        LR.append(i+1)

LR.append(len(S))

for j in range(1, len(RL)):
    sep = LR[j-1]
    LR_d = LR[j]-sep
    RL_d = RL[j]-sep

    if not LR_d % 2 and not RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2] * 2)
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif not LR_d % 2 and RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2] * 2)
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif LR_d % 2 and not RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2, LR_d // 2 + 1])
        ans.extend([0] * (LR[j]-RL[j]-1))
    elif LR_d % 2 and RL_d % 2:
        ans.extend([0] * (RL_d - 1))
        ans.extend([LR_d // 2 + 1, LR_d // 2])
        ans.extend([0] * (LR[j]-RL[j]-1))

print(*ans, sep = " ")
Buggy code:
from collections import deque
S = input()
L = deque([])
for i in range(len(S) - 1):
    L.append(S[i:i+2])
RL = [i for i, x in enumerate(L) if x == "RL"]
LR = [i for i, x in enumerate(L) if x == "LR"]
LR.insert(0, -1)
LR.append(len(S) - 1)
ans = [0] * len(S)

for j in range(len(LR) - 1):
    a = LR[j + 1] - LR[j]
    print(a)
    if a % 2:
        if (RL[j] - LR[j]) % 2:
            ans[RL[j]] = int(a/2) + 1
            ans[RL[j] + 1] = int(a/2)
        else:
            ans[RL[j]] = int(a/2)
            ans[RL[j] + 1] = int(a/2) + 1
    else:
        ans[RL[j]] = int(a / 2)
        ans[RL[j] + 1] = int(a / 2)
print(ans)

Fixed code:
from collections import deque
S = input()
L = deque([])
for i in range(len(S) - 1):
    L.append(S[i:i+2])
RL = [i for i, x in enumerate(L) if x == "RL"]
LR = [i for i, x in enumerate(L) if x == "LR"]
LR.insert(0, -1)
LR.append(len(S) - 1)
ans = [0] * len(S)

for j in range(len(LR) - 1):
    a = LR[j + 1] - LR[j]
    
    if a % 2:
        if (RL[j] - LR[j]) % 2:
            ans[RL[j]] = int(a/2) + 1
            ans[RL[j] + 1] = int(a/2)
        else:
            ans[RL[j]] = int(a/2)
            ans[RL[j] + 1] = int(a/2) + 1
    else:
        ans[RL[j]] = int(a / 2)
        ans[RL[j] + 1] = int(a / 2)
anss = ""
for i in ans:
    anss = anss + str(i) + " "
print(anss)
Buggy code:
#! /usr/bin/env python3
# -*- coding:utf-8 -*-

def generate_children(num_children, pl):
    children = ["0"]*num_children
    if num_children == 0: return []
    if num_children%2 == 0:
        children[pl-1] = str(int(num_children/2))
        children[pl] = str(int(num_children/2))
    else:
        if (num_children - pl)%2 == 0:
            children[pl-1] = str(int((num_children+1)/2))
            children[pl] = str(int((num_children-1)/2))
        else:
            children[pl-1] = str(int((num_children-1)/2))
            children[pl] = str(int((num_children+1)/2))
    return children


def gathering(s):
    children = []
    pr = 0
    pl = 0
    now = ""
    for i, x in enumerate(s):
        if i == len(s)-1:
            children.extend(generate_children(i+1-pr, pl-pr))
        if x == now: continue
        if x == 'L': pl = i
        if x == 'R':
            children.extend(generate_children(i-pr, pl-pr))
            pr = i
        now = x
    return ' '.join(children)

def main():
    s = int(input())
    print(gathering(s))

if __name__ == '__main__':
    main()


Fixed code:
#! /usr/bin/env python3
# -*- coding:utf-8 -*-

def generate_children(num_children, pl):
    children = ["0"]*num_children
    if num_children == 0: return []
    if num_children%2 == 0:
        children[pl-1] = str(int(num_children/2))
        children[pl] = str(int(num_children/2))
    else:
        if (num_children - pl)%2 == 0:
            children[pl-1] = str(int((num_children+1)/2))
            children[pl] = str(int((num_children-1)/2))
        else:
            children[pl-1] = str(int((num_children-1)/2))
            children[pl] = str(int((num_children+1)/2))
    return children


def gathering(s):
    children = []
    pr = 0
    pl = 0
    now = ""
    for i, x in enumerate(s):
        if x == now: continue
        if x == 'L': pl = i
        if x == 'R':
            children.extend(generate_children(i-pr, pl-pr))
            pr = i
        now = x
    children.extend(generate_children(len(s)-pr, pl-pr))
    return ' '.join(children)

def main():
    s = input()
    print(gathering(s))

if __name__ == '__main__':
    main()