Buggy python submission (verdict: Runtime Error):
import bisect

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

before = []
cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(ind[now][right] >= n):
        before.append(ind[now][right-1])
    now = a[cnt%n]
    if(cnt%n == 0):
        break

cyc = k%(cnt//n)

cnt = before[cyc-1]
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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

Fixed submission:
import bisect

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

before = []
cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(ind[now][right] >= n):
        before.append(ind[now][right-1])
    now = a[cnt%n]
    if(cnt%n == 0):
        break

if(cnt//n==1):
    print('')
    exit()

cyc = k%(cnt//n)

cnt = before[cyc-1]
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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

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

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    now = a[cnt%n]
    if(cnt%n == 0):
        break

cyc = k%(cnt//n)
cnt = 0
now =a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(cnt//n == cyc):
        cnt -= ind[now][right] - ind[now][right-1] + 1
        break
    now = a[cnt%n]

cnt %= n
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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

Fixed submission:
import bisect

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

before = []
cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(ind[now][right] >= n):
        before.append(ind[now][right-1])
    now = a[cnt%n]
    if(cnt%n == 0):
        break

if(cnt//n==1):
    print('')
    exit()

cyc = k%(cnt//n)

cnt = before[cyc-1]
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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

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

a_list = list(map(int, input().split()))

def print_ans(s):
    if len(s)==0:
        print()
    else:
        ans = str(s[0])
        for val in s[1:]:
            ans = ans + " {}".format(val)
        print(ans)

s = []
count = 0
flag = True
done_list = [[]]
while(flag):
    count += 1
    for a in a_list:
        if a in s:
            s = s[0:s.index(a)]
        else:
            s.append(a)

    if count == k:
        print_ans(s)
        exit()

    if s in done_list:
        flag = False
    else:
        done_list.append(s.copy())


loop_num = len(done_list)
s = done_list[ k % loop_num ]
print_ans(s)


Fixed submission:
import bisect

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

before = []
cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(ind[now][right] >= n):
        before.append(ind[now][right-1])
    now = a[cnt%n]
    if(cnt%n == 0):
        break

if(cnt//n==1):
    print('')
    exit()

cyc = k%(cnt//n)

cnt = before[cyc-1]
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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

Buggy python submission (verdict: Runtime Error):
n, k = map(int, input().split())

a_list = list(map(int, input().split()))

def print_ans(s):
    if len(s)==0:
        print()
    else:
        ans = str(s[0])
        for val in s[1:]:
            ans = ans + " {}".format(val)
        print(ans)

s = []
count = 0
flag = True
done_list = [[]]
while(flag):
    count += 1
    for a in a_list:
        if a in s:
            s = s[0:s.index(a)]
        else:
            s.append(a)

    if count == k:
        pritn_ans(s)
        exit()

    if s in done_list:
        flag = False
    else:
        done_list.append(s.copy())


loop_num = len(done_list)
s = done_list[ k % loop_num ]
print_ans(s)


Fixed submission:
import bisect

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

ind = [[] for _ in range(2*10**5 + 1)]
for i,num in enumerate(a):
    ind[num].append(i)

for i in range(1,2*10**5 + 1):
    if(ind[i]):
        ind[i].append(ind[i][0] + n)

before = []
cnt = 0
now = a[0]
while(True):
    right = bisect.bisect_right(ind[now], cnt%n)
    cnt += ind[now][right] - ind[now][right-1] + 1
    if(ind[now][right] >= n):
        before.append(ind[now][right-1])
    now = a[cnt%n]
    if(cnt%n == 0):
        break

if(cnt//n==1):
    print('')
    exit()

cyc = k%(cnt//n)

cnt = before[cyc-1]
ans = []
while(cnt < n):
    now = a[cnt]
    right = bisect.bisect_right(ind[now],cnt)
    if(ind[now][right] >= n):
        ans.append(now)
        cnt += 1
    else:
        cnt = ind[now][right] + 1

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