Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
ut())
a, b = map(int, input().split(" "))
ngflag = True
while(a <= b):
    if a % k == 0:
        print("OK")
        ngflag = False
        break
    a += 1
if ngflag:
    print("NG")


Fixed submission:
k = int(input())
a, b = map(int, input().split(" "))
ngflag = True
while(a <= b):
    if a % k == 0:
        print("OK")
        ngflag = False
        break
    a += 1
if ngflag:
    print("NG")
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
A = list(map(int, input().split()))
sorted_A = list(reversed(sorted(A)))
print("No" if sorted_A[m] < sum(A)/(4*m) else "Yes")


Fixed submission:
n, m = map(int, input().split())
A = list(map(int, input().split()))
sorted_A = list(reversed(sorted(A)))
print("No" if sorted_A[m-1] < sum(A)/(4*m) else "Yes")
Buggy python submission (verdict: Runtime Error):
 = map(int, input().split())

ans = 1
while(True):
    n = n//k
    if(n == 0):
        break
    ans += 1

print(ans)


Fixed submission:
n, k = map(int, input().split())

ans = 1
while(True):
    n = n//k
    if(n == 0):
        break
    ans += 1

print(ans)
Buggy python submission (verdict: Runtime Error):
ans = []

for i in range(M-N+1):

    num = 0

    substring = input_list[0][i:i+N]

    for j in range(len(substring)):

        if substring[j] != input_list[1][j]:

            num += 1

    ans.append(num)

print(min(ans))


Fixed submission:
input_list = [input() for i in range(2)]
M = input_list[0]
N = input_list[1]

ans = []

for i in range(len(M)-len(N)+1):

    num = 0

    substring = input_list[0][i:i+len(N)]

    for j in range(len(N)):

        if substring[j] != N[j]:

            num += 1

    ans.append(num)

print(min(ans))
Buggy python submission (verdict: Time Limit Exceeded):
ans = 0
mod = 1e9+7

N = int(input())
A = [int(num)%mod for num in input().split()]

for i in range(N-1):

    for j in range(i+1, N):
        
        ans += A[i]*A[j]

ans = int(ans%mod)
print(ans)

Fixed submission:
n = int(input())
a = list(map(int, input().split()))
b = sum(a)
ans = 0
for i in range(n-1):
    ans += a[i] *(b-a[i])
    b = b - a[i]
print(ans % (10**9 + 7))

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = [int(num) for num in input().split()]

ans = 0
mod = 1e9+7

for i in range(N-1):

    if A[i] > mod:

        A[i] = A[i]%mod

    for j in range(i+1, N):

        if A[j] > mod:
        
            A[j] = A[j]%mod
        
        ans += A[i]*A[j]

ans = int(ans%mod)
print(ans)


Fixed submission:
n = int(input())
a = list(map(int, input().split()))
b = sum(a)
ans = 0
for i in range(n-1):
    ans += a[i] *(b-a[i])
    b = b - a[i]
print(ans % (10**9 + 7))

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = [int(num) for num in input().split()]

ans = 0

for i in range(N-1):

    for j in range(i+1, N):
        
        ans += A[i]*A[j]

print(int(ans%(1e9+7)))

Fixed submission:
n = int(input())
a = list(map(int, input().split()))
b = sum(a)
ans = 0
for i in range(n-1):
    ans += a[i] *(b-a[i])
    b = b - a[i]
print(ans % (10**9 + 7))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
i = 0
A = []
while i < n:
	A.append(int(input()))
	i += 1
	
for i in range(len(A)):
	m = max(A)
	if A[i] == m:
		A1 = A.copy()
		del A1[i]
		print(max(A1))
	else:
		print(max(A))

Fixed submission:
n = int(input())
A = []
for i in range(n):
	A.append(int(input()))
	
B = A.copy()
B.remove(max(B))

A_max = max(A)
B_max = max(B)

for i in range(n):
	if A[i] == A_max:
		print(B_max)
	else:
		print(A_max)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
A = []
for i in range(n):
	A.append(int(input()))

for i in range(n):
	A1 = A.copy()
	del A1[i]
	print(max(A1))

Fixed submission:
n = int(input())
A = []
for i in range(n):
	A.append(int(input()))
	
B = A.copy()
B.remove(max(B))

A_max = max(A)
B_max = max(B)

for i in range(n):
	if A[i] == A_max:
		print(B_max)
	else:
		print(A_max)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
dif = [int(i) for i in input().split()]

max_dif = max(dif)

ans = 0
for i in range(max_dif+1):
	ARC = []
	ABC = []
	for j in range(n):
		if dif[j] >= i:
			ARC.append(dif[j])
		else:
			ABC.append(dif[j])
			
	if len(ARC) == len(ABC):
		ans += 1
		
print(ans)

Fixed submission:
n = int(input())
dif = [int(i) for i in input().split()]

dif.sort()

print(dif[n//2] - dif[n//2 -1])
Buggy python submission (verdict: Runtime Error):
[N,K] = [int(i) for i in input().split()]
h = [int(i) for i in input().split()]
	
dp = []

dp[0] = 0
for i in range(1,N):
	d[i] = min(d[j] + abs(h[i] - h[j]) for j in range(max(i-K,0),i))
	
print(dp[-1])

Fixed submission:
n, k = [int(i) for i in input().split()]
h = [int(i) for i in input().split()]


def frog(n, k, h):
    d = [float('inf')] * n
    d[0] = 0

    for i in range(1, n):
        d[i] = min(
            d[j] + abs(h[i] - h[j]) for j in range(max(i - k, 0), i)
        )
    return d[n - 1]


print(frog(n, k, h))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
lst = list(map(int,input().split()))
mod = 10 ** 9 + 7

ans = 0

for i in range(n-1):
    tmp = lst[i] * sum(lst[i+1:])
    ans = (ans + tmp) % mod

print(ans)

Fixed submission:
n = int(input())
lst = list(map(int,input().split()))
mod = 10 ** 9 + 7

ans = 0
S = sum(lst)

for i in range(n-1):
    S = S - lst[i]
    tmp = lst[i] * S
    ans = (ans + tmp) % mod

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
lst = list(map(int,input().split()))

ans = 1
for i in range(1,n):   
    if min(lst[:i]) > lst[i]:
        ans += 1

print(ans) 

Fixed submission:
n = int(input())
lst = list(map(int,input().split()))

ans = 1
lst_min = []
for i in range(n):
    if i == 0:
        lst_min.append(lst[i])
    else:
        lst_min.append(
            min(lst_min[i-1], lst[i])
        )
        if lst_min[i] == lst[i]:
            ans += 1
print(ans)
Buggy python submission (verdict: Runtime Error):
def is_prime(x):
    n = math.floor(math.sqrt(x))
    for i in range(2,n+1):
        if x % i == 0:
            return False
    return True            
a = int(input())
while not(is_prime(a)):
    a += 1    
print(a)

Fixed submission:
import math
def is_prime(x):
    n = math.floor(math.sqrt(x))
    for i in range(2,n+1):
        if x % i == 0:
            return False
    return True            
a = int(input())
while not(is_prime(a)):
    a += 1    
print(a)
Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
list = []

for i in s:
    if ord(i)+N > 90:
        list.append(chr(ord(i)+N-26))
    else:
        list.append(chr(ord(i)+N))
        
ans = "".join(list)
print(ans)

Fixed submission:
n = int(input())
s = input()
list = []

for i in s:
    if ord(i)+n > 90:
        list.append(chr(ord(i)+n-26))
    else:
        list.append(chr(ord(i)+n))
        
ans = "".join(list)
print(ans)
Buggy python submission (verdict: Runtime Error):
n = int(input())
lst = map(int,input().split())
ans = 0
for i in range(n):
    for j in range(1,n):
        ans = ans + lst[i]*lst[j]

print(ans)

Fixed submission:
n = int(input())
lst = list(map(int,input().split()))
ans = 0
for i in range(n):
    for j in range(i+1,n):
        ans = ans + lst[i]*lst[j]

print(ans)

Buggy python submission (verdict: Runtime Error):
n = int(input())
lst = map(int,input().split())
ans = 0
for i in range(n):
    for j in range(1,n):
        ans += lst[i]*lst[j]

print(ans)     

Fixed submission:
n = int(input())
lst = list(map(int,input().split()))
ans = 0
for i in range(n):
    for j in range(i+1,n):
        ans = ans + lst[i]*lst[j]

print(ans)

Buggy python submission (verdict: Runtime Error):
n = int(input())
lst = map(int,input().split())
ans = 0
for i in range(n):
    for j in range(1,n):
        ans += ans + lst[i]*lst[j]

print(ans)

Fixed submission:
n = int(input())
lst = list(map(int,input().split()))
ans = 0
for i in range(n):
    for j in range(i+1,n):
        ans = ans + lst[i]*lst[j]

print(ans)
Buggy python submission (verdict: Runtime Error):
s = list(input())

if s[::2] in "L" or s[1::2] in "R":
    print("No")
else:
    print("Yes")

Fixed submission:
s = input()

if "L" in s[::2] or "R" in s[1::2]:
    print("No")
else:
    print("Yes")
Buggy python submission (verdict: Runtime Error):
import math

n,d = map(int,input().split())

k = n/(d*2+1)
print(math.ceil(k))

Fixed submission:
r = int(input())
print(3*r**2)
Buggy python submission (verdict: Time Limit Exceeded):
import copy

n=int(input())
lst=[int(input()) for i in range(n)]

ans = []

for i in range(n):
    tmp = copy.deepcopy(lst)
    tmp.pop(i)
    ans.append(max(tmp))
    print(max(tmp))

Fixed submission:
import copy

n=int(input())
lst=[int(input()) for i in range(n)]

ans = [max(lst)] * n

if lst.count(max(lst)) == 1:
    tmp = copy.deepcopy(lst)
    tmp.pop(lst.index(max(lst)))
    ans[lst.index(max(lst))] = max(tmp)

for l in ans:
    print(l)
Buggy python submission (verdict: Runtime Error):

from math import lgamma
lfact = lambda n: lgamma(n + 1)
cmb = lambda n, r: lfact(n) - lfact(n - r) - lfact(r)

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

#def cmb(n, k):
#    m = 1
#    if n < 2 * k:
#        k = n - k
#    for i in range(1, k + 1):
#        m = m * (n - i + 1) / i    
#    return m

for i in range(1,k+1):
    print(
            int(cmb(k-1, i-1) * cmb(n-k+1, i) % (10**9+7))
            )

Fixed submission:
s = list(map(str, input()))

if s.count(s[0])==2:
    s_rm = [i for i in s if i != s[0]]
    if s_rm[0] == s_rm[1]:
        print("Yes")
    else:
        print("No")
else:
    print("No")

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

ans = 0

for k in range(min(l)+1, max(l)):
    l_abc = [i for i in l if i < k]
    l_arc = [i for i in l if i >= k]
    if len(l_abc) == len(l_arc):
        ans += 1

print(ans)

Fixed submission:
s = list(map(str, input()))

if s.count(s[0])==2:
    s_rm = [i for i in s if i != s[0]]
    if s_rm[0] == s_rm[1]:
        print("Yes")
    else:
        print("No")
else:
    print("No")

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

ans = 0

for i in range(n-2):
    tmp = list([l[i],l[i+1],l[i+2]])
    if max(tmp) != tmp[1] and min(tmp) != tmp[1]:
        ans += 1
print(ans)


Fixed submission:
s = list(map(str, input()))

if s.count(s[0])==2:
    s_rm = [i for i in s if i != s[0]]
    if s_rm[0] == s_rm[1]:
        print("Yes")
    else:
        print("No")
else:
    print("No")

Buggy python submission (verdict: Runtime Error):
s = list(map(str, input()))

if s.count("S")==2:
    s_rm = s.remove("S")
    if s_rm[0] == s_rm[1]:
        print("Yes")
    else:
        print("No")
else:
    print("No")


Fixed submission:
s = list(map(str, input()))

if s.count(s[0])==2:
    s_rm = [i for i in s if i != s[0]]
    if s_rm[0] == s_rm[1]:
        print("Yes")
    else:
        print("No")
else:
    print("No")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = input()

ans = 300000
lst = []
for i in range(n):
    tmp = s[:i].count("W") + s[i+1:].count("E")
    ans = min(ans,tmp)
    
print(ans)

Fixed submission:
n = int(input())
s = input()
s_min = s[1:].count("E")
s_now = s[1:].count("E")

for i in range(1,n):
    if s[i-1] == "E" and s[i] == "E":
        s_now -= 1
    if s[i-1] == "W" and s[i] == "W":
        s_now += 1
    s_min = min(s_min, s_now)
print(s_min)

Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
ans = 300000
lst = []
for i in range(n):
    tmp = s[:i].count("W") + s[i+1:].count("E")
    ans = min(ans,tmp)
    
print(min(ans))

Fixed submission:
n = int(input())
s = input()
s_min = s[1:].count("E")
s_now = s[1:].count("E")

for i in range(1,n):
    if s[i-1] == "E" and s[i] == "E":
        s_now -= 1
    if s[i-1] == "W" and s[i] == "W":
        s_now += 1
    s_min = min(s_min, s_now)
print(s_min)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = input()

lst = []
for i in range(n):
    total = s[:i].count("W") + s[i+1:].count("E")
    lst = lst + [total]
    
print(min(lst))

Fixed submission:
n = int(input())
s = input()
s_min = s[1:].count("E")
s_now = s[1:].count("E")

for i in range(1,n):
    if s[i-1] == "E" and s[i] == "E":
        s_now -= 1
    if s[i-1] == "W" and s[i] == "W":
        s_now += 1
    s_min = min(s_min, s_now)
print(s_min)

Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()

lst = []
for i in range(n):
    total = s[:i].count("W") + s[i+1:].count("E")
    lst = lst + [total]
    
print(min(total))

Fixed submission:
n = int(input())
s = input()
s_min = s[1:].count("E")
s_now = s[1:].count("E")

for i in range(1,n):
    if s[i-1] == "E" and s[i] == "E":
        s_now -= 1
    if s[i-1] == "W" and s[i] == "W":
        s_now += 1
    s_min = min(s_min, s_now)
print(s_min)
Buggy python submission (verdict: Runtime Error):
from itertools import accumulate

n = int(input())
lst =[list(map(int,input().split())) for i in range(n)]

lst_p = [lst[0][0]]
for i in range(n):
    a = sum(lst[0][i+1:]) + lst[1][-1]
    b = sum(lst[1][i:])
    if a > b:
        lst_p =  lst_p + [lst[0][i+1]]
        if i == n-1:
            lst_p = lst_p + [lst[1][-1]] 
    else:
        lst_p = lst_p + lst[1][i:]
        break
print(list(accumulate(lst_p))[-1])

Fixed submission:
n = int(input())
lst =[list(map(int,input().split())) for i in range(2)]

ans = []
for i in range(n):
    if i != n-1:
        ans = ans + [sum(lst[0][:i+1]) + sum(lst[1][i:])]
    else:
        ans = ans + [sum(lst[0][:]) + lst[1][-1]]
print(max(ans))
Buggy python submission (verdict: Runtime Error):
lst = list(map(int, input()))
n = len(lst) - 1
op_lst = ["+", "-"]
for i in range(2**n):
    op = ["-"] * 3
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = op_lst[0]
    formula = ""
    for num,opp in zip(lst, op + [""]):
        formula += (num + opp)
    if eval(formula) == 7:
        print(formula + "=7")
        break

Fixed submission:
lst = list(map(str, input()))
n = len(lst) - 1
op_lst = ["+", "-"]
for i in range(2**n):
    op = ["-"] * 3
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = op_lst[0]
    formula = ""
    for num,opp in zip(lst, op + [""]):
        formula += (num + opp)
    if eval(formula) == 7:
        print(formula + "=7")
        break

Buggy python submission (verdict: Runtime Error):
lst = list(map(int, input()))
n = len(lst) - 1
op_lst = ["+", "-"]
for i in range(2**n):
    op = ["-"] * 3
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = op_lst[0]
    formula = ""
    for num,opp in zip(lst, op + [""]):
        formula += [num + opp]
    if eval(formula) == 7:
        print(formula + "=7")
        break

Fixed submission:
lst = list(map(str, input()))
n = len(lst) - 1
op_lst = ["+", "-"]
for i in range(2**n):
    op = ["-"] * 3
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = op_lst[0]
    formula = ""
    for num,opp in zip(lst, op + [""]):
        formula += (num + opp)
    if eval(formula) == 7:
        print(formula + "=7")
        break
Buggy python submission (verdict: Runtime Error):
a,b,c,d = map(int, input())
if b < c or d < a:
    ans = 0
else:
    ans = min(abs(c-b), abs(d-a))
print(ans)


Fixed submission:
a,b,c,d = map(int, input().split())
if b < c or d < a:
    ans = 0
else:
    ans = min(abs(c-b), abs(d-a), abs(b-a), abs(d-c))
print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
lst=[int(input()) for i in range(n)]

lst = list(map(lambda x: x-1, lst))
counts = 0
lst_p = [0]
tmp = 0
while True:
    tmp = lst[tmp]
    counts += 1
    if tmp == 1:
        print(counts)
        break
    if tmp in lst_p:
        print(-1)
        break
    lst_p.append(tmp)

Fixed submission:
n=int(input())
lst=[int(input()) for i in range(n)]

lst = list(map(lambda x: x-1, lst))
lst_p = [0]
tmp = 0
flag =True
for i in range(n+1):
    tmp = lst[tmp]
    if tmp == 1:
        print(i+1)
        flag = False
        break
if flag:
    print(-1)
Buggy python submission (verdict: Runtime Error):
a,op,b = map(str, input().split())
a = int(a)
b = int(b)
if op == '+':
    result = a + b
else op == '-':
    result = a - b 
    
print("{}".format(result))


Fixed submission:
a,op,b = map(str, input().split())
a = int(a)
b = int(b)
if op == '+':
    result = a + b
elif op == '-':
    result = a - b

print("{}".format(result))

Buggy python submission (verdict: Runtime Error):
a,op,b = map(str, input().split())
if op == '+':
    result = a + b
else op == '-':
    result = a - b 
    
print("{}".format(result))


Fixed submission:
a,op,b = map(str, input().split())
a = int(a)
b = int(b)
if op == '+':
    result = a + b
elif op == '-':
    result = a - b

print("{}".format(result))
Buggy python submission (verdict: Runtime Error):
n,k = map(int, input())

ans = 0
for i in range(n):
    if i == 0:
        ans = k
    else:
        ans = ans * (k-1)
        
print(ans)

Fixed submission:
n,k = map(int, input().split())

ans = 0
for i in range(n):
    if i == 0:
        ans = k
    else:
        ans = ans * (k-1)
        
print(ans)
Buggy python submission (verdict: Runtime Error):
s = input()
n = (len(s) - 1)

ans_lst = []
for i in range(2**n):
op = ["+"] * n 
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = ""
    for num,opp in zip(s, op + [""]):
        formula += (num + opp)
    ans_lst = ans_lst + [eval(formula)]

print(sum(ans_lst))

Fixed submission:
s = input()
n = (len(s) - 1)

ans_lst = []
for i in range(2**n):
    op = ["+"] * n 
    for j in range(n):
        if ((i >> j) & 1):
            op[n-j-1] = ""
    formula = ""
    for num,opp in zip(s, op + [""]):
        formula += (num + opp)
    ans_lst = ans_lst + [eval(formula)]

print(sum(ans_lst))
Buggy python submission (verdict: Runtime Error):
s = input()
if s[0] == s[1] and s[1] = s[2]:
  print("No")
else:
  print("Yes")

Fixed submission:
s = input()
if s[0] == s[1] and s[1] == s[2]:
  print("No")
else:
  print("Yes")

Buggy python submission (verdict: Runtime Error):
intxt = input()
p = ""
ok = 0
for i in range(0,3):
  if intxt[i] != p:
    ok += 1
  p = intxt[i]
if ok == 1:
  print("Yes")
else:
  print("No)

Fixed submission:
s = input()
if s[0] == s[1] and s[1] == s[2]:
  print("No")
else:
  print("Yes")

Buggy python submission (verdict: Runtime Error):
intxt = input()
p = ""
ok = 0
for i in intxt:
  if i != p:
    ok += 1
  p = i
if ok == 2:
  print("Yes")
else:
  print("No)

Fixed submission:
s = input()
if s[0] == s[1] and s[1] == s[2]:
  print("No")
else:
  print("Yes")

Buggy python submission (verdict: Runtime Error):
intxt = input()
p = ""
ok = 0
for i in intxt:
  if i != p:
    ok += 1
  p = i
if ok == 1:
  print("Yes")
else:
  print("No)

Fixed submission:
s = input()
if s[0] == s[1] and s[1] == s[2]:
  print("No")
else:
  print("Yes")
Buggy python submission (verdict: Runtime Error):
n = int(input())
for i in range(1, n + 1):
  if len(str(i)) % 2 = 0:
    ans += 1
print(ans)

Fixed submission:
n = int(input())
ans = 0
for i in range(1, n + 1):
  if len(str(i)) % 2 == 1:
    ans += 1
print(ans)
Buggy python submission (verdict: Runtime Error):
r = input()
s = 3 * (r ** 2)
print(s)


Fixed submission:
r = int(input())
s = 3 * (r ** 2)
print(str(s))

Buggy python submission (verdict: Runtime Error):
r = int(input())
s = 3 * (r ** 2)
print(str(s)

Fixed submission:
r = int(input())
s = 3 * (r ** 2)
print(str(s))
Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    ans=1
    for j in range(i):
        ans*=a+1-j
        ans/=i-j
    for x in range(i-1):
        ans*=b-1-x
        ans/=i-1-x
    print(int(ans%1000000007))

Fixed submission:
def ncr(n,r):
    if n==r: return 1
    if n<=0 or n<r:return 0
    r=min(r,n-r)
    a=1
    b=1
    for i in range(r):
        a*=n-i
        b*=r-i
    return a//b

n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    print(int((ncr(a+1,i)*ncr(b-1,i-1))%1000000007))

Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    if a+1<i:
        print("0")
        continue
    ans=1
    for j in range(i):
        ans*=a+1-j
        ans/=i-j
    for x in range(i-1):
        ans*=b-1-x
        ans/=i-1-x
    print(int(ans%1000000007))

Fixed submission:
def ncr(n,r):
    if n==r: return 1
    if n<=0 or n<r:return 0
    r=min(r,n-r)
    a=1
    b=1
    for i in range(r):
        a*=n-i
        b*=r-i
    return a//b

n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    print(int((ncr(a+1,i)*ncr(b-1,i-1))%1000000007))

Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    if a+1<i:print("0")
    ans=1
    for j in range(i):
        ans*=a+1-j
        ans/=i-j
    for x in range(i-1):
        ans*=b-1-x
        ans/=i-1-x
    print(int(ans%1000000007))


Fixed submission:
def ncr(n,r):
    if n==r: return 1
    if n<=0 or n<r:return 0
    r=min(r,n-r)
    a=1
    b=1
    for i in range(r):
        a*=n-i
        b*=r-i
    return a//b

n,k=map(int,input().split())
b=k
a=n-k
for i in range(1,k+1):
    print(int((ncr(a+1,i)*ncr(b-1,i-1))%1000000007))
Buggy python submission (verdict: Runtime Error):
a,b=map(int,input(),split())
if a<b:
    print("0")
else:
    print("10")

Fixed submission:
a,b=map(int,input().split())
if a<b:
    print("0")
else:
    print("10")
Buggy python submission (verdict: Runtime Error):
[a,b]=map(int,input().split())
if a*b=15:
  print("*")
else:
  if a+b=15:
    print("+")
    else:
      print("x")

Fixed submission:
[a,b]=map(int,input().split())
if a*b==15:
  print("*")
else:
  if a+b==15:
    print("+")
  else:
    print("x")

Buggy python submission (verdict: Runtime Error):
[a,b]=list(map(int,input().split()))
if a*b=15:
  print("*")
else:
  if a+b=15:
    print("+")
    else:
      print("x")

Fixed submission:
[a,b]=map(int,input().split())
if a*b==15:
  print("*")
else:
  if a+b==15:
    print("+")
  else:
    print("x")

Buggy python submission (verdict: Runtime Error):
[a,b]=list(map(int,(input().split())))
if a*b=15:
  print("*")
else:
  if a+b=15:
    print("+")
    else:
      print("x")

Fixed submission:
[a,b]=map(int,input().split())
if a*b==15:
  print("*")
else:
  if a+b==15:
    print("+")
  else:
    print("x")

Buggy python submission (verdict: Runtime Error):
[a,b]=list(map(int,(input().split())))
if a*b=15:
  print("*")
else:
  if a+b=15:
    print("+")
    else:
      print("None")
      



Fixed submission:
[a,b]=map(int,input().split())
if a*b==15:
  print("*")
else:
  if a+b==15:
    print("+")
  else:
    print("x")