Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
n = int(input())
L = list(map(int, input().split()))

mul = 3 if L[-1] == n-1 else 6
MOD = 1000000007

ans = 1
available = []
for elm in L:
    if elm == 0:
        available.append(elm)
    else:
        ans *= available.count(elm-1)
        available.remove(elm-1)
        available.append(elm)
        ans = ans % MOD

ans = (ans * mul) % MOD
print(ans)


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

mul = 3 if L[-1] == n-1 else 6
MOD = 1000000007

ans = 1
zero_counter = 0
available = []
for elm in L:
    if elm == 0:
        zero_counter += 1
        if zero_counter > 3:
            ans = 0
            break
        available.append(elm)
    else:
        counter = available.count(elm-1)
        if counter == 0:
            ans = 0
            break
        ans *= counter
        available.remove(elm-1)
        available.append(elm)
        ans = ans % MOD

ans = (ans * mul) % MOD
print(ans)
Buggy python submission (verdict: Runtime Error):
m = int(input())
L = []
for _ in range(m):
    L.append(list(map(int, input().split())))

short = []
additional = 0
for elm in L:
    additional += (elm[1] - 1)
    total = elm[0] * elm[1]
    if total > 9:
        if total % 9 == 0:
            additional += (total // 9) - 1
        else:
            additional += total // 9
        # additional += (total - 1) // 9
    if total > 9:
        if total % ９==０：
            res = 9
        else:
            res = total % 9
    else:
        res = total
    short.append(res)

prev = 0
additional += len(short) - 1
for elm in short:
    prev = prev + elm
    if prev > 9:
        prev -= 9
        additional += 1

print(additional)



Fixed submission:
m = int(input())
L = []
for _ in range(m):
    L.append(list(map(int, input().split())))

short = []
additional = 0
for elm in L:
    additional += (elm[1] - 1)
    total = elm[0] * elm[1]
    if total > 9:
        if total % 9 == 0:
            additional += (total // 9) - 1
        else:
            additional += total // 9
        # additional += (total - 1) // 9
    if total > 9:
        if total % 9 == 0:
            res = 9
        else:
            res = total % 9
    else:
        res = total
    short.append(res)

prev = 0
additional += len(short) - 1
for elm in short:
    prev = prev + elm
    if prev > 9:
        prev -= 9
        additional += 1

print(additional)

Buggy python submission (verdict: Runtime Error):
m = int(input())
L = []
for _ in range(m):
    L.append(list(map(int, input().split())))

short = []
additional = 0
for elm in L:
    additional += (elm[1] - 1)
    total = elm[0] * elm[1]
    if total > 9:
        if total % 9 == 0:
            additional += (total // 9) - 1
        else:
            additional += total // 9
        # additional += (total - 1) // 9
    if total > 9:
        if total % ９＝＝０：
            res = 9
        else:
            res = total % 9
    else:
        res = total
    short.append(res)

prev = 0
additional += len(short) - 1
for elm in short:
    prev = prev + elm
    if prev > 9:
        prev -= 9
        additional += 1

print(additional)



Fixed submission:
m = int(input())
L = []
for _ in range(m):
    L.append(list(map(int, input().split())))

short = []
additional = 0
for elm in L:
    additional += (elm[1] - 1)
    total = elm[0] * elm[1]
    if total > 9:
        if total % 9 == 0:
            additional += (total // 9) - 1
        else:
            additional += total // 9
        # additional += (total - 1) // 9
    if total > 9:
        if total % 9 == 0:
            res = 9
        else:
            res = total % 9
    else:
        res = total
    short.append(res)

prev = 0
additional += len(short) - 1
for elm in short:
    prev = prev + elm
    if prev > 9:
        prev -= 9
        additional += 1

print(additional)
Buggy python submission (verdict: Runtime Error):
def main():
    from collections import deque
    import sys
    input = sys.stdin.readline

    n = int(input())
    L = [deque(map(lambda x: int(x) - 1, input().split())) for _ in range(n)]

    ans = 0
    count = 0
    MAX_COUNT = n * (n-1)
    iteration_times = 0
    flag = 0

    while iteration_times <= MAX_COUNT:
        iteration_times += 1

        if count == MAX_COUNT:
            flag = 1
            break
        
        numset = set()
        add = numset.add
        flag = 100
        for i in range(n):
            if len(L[i]) != 0 and i not in numset:
                a = L[i][0]
                b = L[a][0]
                if i == b:
                    add(i)
                    add(b)
                    flag = 0
        
        if flag == 100:
            break
        for elm in numset:
            L[elm].popleft()
            count += 1

        ans += 1

    if flag == 1:
        print(ans)
    else:
        print(-1)


if __name__ == "__main__":
    main()

Fixed submission:
s = input()
t = input()

count = 0
for i in range(3):
    if s[i] == t[i]:
        count += 1

print(count)
Buggy python submission (verdict: Runtime Error):
a, b, c = map(int, input().aplit())
print(c - (a - b))

Fixed submission:
a, b, c = map(int, input().split())
print(max(0, c - (a - b)))
Buggy python submission (verdict: Runtime Error):
from collections import deque

def main():
    n = int(input())
    A = list(map(int, input().split()))
    ans = 0
    B = [0] * n
    # ansList = []
    ansList = deque()

    def makeList(num):
        start = num + 1
        mul = n // start
        return [start * j - 1 for j in range(1, mul+1)]


    def makeRes(indices):
        flag = 0
        for elm in indices:
            if B[elm] == 1:
                flag = (flag + 1) % 2
        return flag


    for i in range(n-1, -1, -1):
        if i + 1 >  n / 2:
            if A[i] == 1:
                B[i] = 1
                ans += 1
                ansList.appendleft(i+1)
        else:
            indices = makeList(i)
            # print(indices)
            res = makeRes(indices)
            # print(res)
            if A[i] != res:
                B[i] = 1
                ans += 1
                ansList.appendleft(i+1)

    print(ans)

    if ans != 0:
        print(*(list(ansList)))


if __name__ == "__main__":
    main()

Fixed submission:
r = int(input())
print(3 * (r ** 2))
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
A = list(map(int, input().split()))
ans = 0
B = [0] * n
ansList = []

def makeList(num):
    start = num + 1
    mul = n // start
    return [start * j - 1 for j in range(1, mul+1)]


def makeRes(indices):
    flag = 0
    for elm in indices:
        if B[elm] == 1:
            flag = (flag + 1) % 2
    return flag


for i in range(n-1, -1, -1):
    if i + 1 >  n / 2:
        if A[i] == 1:
            B[i] = 1
            ans += 1
            ansList.insert(0, i+1)
    else:
        indices = makeList(i)
        # print(indices)
        res = makeRes(indices)
        # print(res)
        if A[i] != res:
            B[i] = 1
            ans += 1
            ansList.insert(0, i+1)

print(ans)

if ans != 0:
    print(*ansList)

Fixed submission:
from collections import deque

def main():
    n = int(input())
    A = list(map(int, input().split()))
    ans = 0
    B = [0] * n
    # ansList = []
    ansList = deque()

    def makeList(num):
        start = num + 1
        mul = n // start
        return [start * j - 1 for j in range(1, mul+1)]


    def makeRes(indices):
        flag = 0
        for elm in indices:
            if B[elm] == 1:
                flag = (flag + 1) % 2
        return flag


    for i in range(n-1, -1, -1):
        if i + 1 >  n / 2:
            if A[i] == 1:
                B[i] = 1
                ans += 1
                ansList.appendleft(i+1)
        else:
            indices = makeList(i)
            # print(indices)
            res = makeRes(indices)
            # print(res)
            if A[i] != res:
                B[i] = 1
                ans += 1
                ansList.appendleft(i+1)

    print(ans)

    if ans != 0:
        print(*(list(ansList)))


if __name__ == "__main__":
    main()
Buggy python submission (verdict: Runtime Error):
(let ((s (read-line)))
  (princ (if (and (char= (char s 0) #\A)
                  (= 1 (count #\C s :start 2 :end (- (length s) 1) :test #'char=))
                  (not (some #'upper-case-p (remove #\C (subseq s 2) :count 1))))
    "AC"
    "WA")))

Fixed submission:
s = input()
subs = s[2:-1]

if s[0] == 'A' and subs.count('C') == 1:
    for char in s[1:]:
        if char.isupper() and char != 'C':
            break
    else:
        print("AC")
        exit(0)

print("WA")
Buggy python submission (verdict: Time Limit Exceeded):
A,B,C,D = map(int, input().split())

P=998244353

dp = [[[0 for k in range(2)] for j in range(3002)] for i in range(3002)]
dp[A][B][1] = 1

for row in range(A, C + 1):
    for col in range(B, D + 1):
        dp[row][col + 1][1] += dp[row][col][0] + row * dp[row][col][1]
        dp[row][col + 1][1] %= P
        dp[row + 1][col][0] = col * (dp[row][col][0] + dp[row][col][1])

print((dp[C][D][0]+dp[C][D][1])%P)

Fixed submission:
A,B,C,D = map(int, input().split())

P=998244353

dp = [[0 for j in range(3002)] for i in range(3002)]
dp[A][B] = 1

for row in range(A, C + 1):
    for col in range(B, D + 1):
        dp[row][col] += col * dp[row - 1][col] + row * dp[row][col - 1]
        dp[row][col] -= (row - 1) * (col - 1) * dp[row - 1][col - 1]
        dp[row][col] %= P

print(dp[C][D])
Buggy python submission (verdict: Runtime Error):
from fractions import gcd
gh, gw = gcd(H, T), gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, gcd(h, w), MOD) - 3, gh * gw, MOD))

Fixed submission:
def gcd(x, y):
	if y == 0:
		return x
	return gcd(y, x % y)
H,W,T=map(int, input().split())
gh, gw = gcd(H, T), gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, gcd(h, w), MOD) - 3, gh * gw, MOD))

Buggy python submission (verdict: Runtime Error):
import math
H,W,T=map(int, input().split())
gh, gw = math.gcd(H, T), math.gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, math.gcd(h, w), MOD) - 3, gh * gw, MOD))

Fixed submission:
def gcd(x, y):
	if y == 0:
		return x
	return gcd(y, x % y)
H,W,T=map(int, input().split())
gh, gw = gcd(H, T), gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, gcd(h, w), MOD) - 3, gh * gw, MOD))

Buggy python submission (verdict: Runtime Error):
import math
H,W,T=map(int, input().split())
gh, gw = math.gcd(H, T), math.gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, math.gcd(h, w), MOD) - 3, gh * gw, MOD))

Fixed submission:
def gcd(x, y):
	if y == 0:
		return x
	return gcd(y, x % y)
H,W,T=map(int, input().split())
gh, gw = gcd(H, T), gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, gcd(h, w), MOD) - 3, gh * gw, MOD))

Buggy python submission (verdict: Runtime Error):
import math
H,W,T=map(int, input().split())
gh, gw = math.gcd(H, T), math.gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h) + pow(2, w) + pow(2, math.gcd(h, w)) - 3, gh * gw, MOD))

Fixed submission:
def gcd(x, y):
	if y == 0:
		return x
	return gcd(y, x % y)
H,W,T=map(int, input().split())
gh, gw = gcd(H, T), gcd(W, T)
h, w = H // gh, W // gw
MOD = 1000000007
print(pow(pow(2, h, MOD) + pow(2, w, MOD) + pow(2, gcd(h, w), MOD) - 3, gh * gw, MOD))
Buggy python submission (verdict: Runtime Error):
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 1
  while true:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Fixed submission:
l = list(map(int, input().split()))
print(l.index(0) + 1)
Buggy python submission (verdict: Runtime Error):
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 0
  while true:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Fixed submission:
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 0
  while True:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Buggy python submission (verdict: Runtime Error):
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 1
  while true:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Fixed submission:
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 0
  while True:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Buggy python submission (verdict: Runtime Error):
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[l] = 1
  i = 1
  while true:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1

Fixed submission:
x, n = list(map(int, input().split()))
if not n:
  print(x) 
else:
  l = list(map(int, input().split()))
  dic = {} 
  for ll in l: dic[ll] = 1
  i = 0
  while True:
    if not dic.get(x-i,0):
      print(x-i)
      break
    elif not dic.get(x+i, 0):
      print(x+i) 
      break
    i+=1
Buggy python submission (verdict: Runtime Error):


# Press the green button in the gutter to run the script.
if __name__ == '__main__':
    n = int(input())
    a = input().split()

    bob = 0
    alice = 0
    sort_a = sorted(a, reverse=True)
    count = 0
    for m in sort_a:
        if m % 2 == 0:
            alice = alice + int(m)
        else:
            bob = bob + int(m)

    print(alice - bob)


Fixed submission:
N = int(input())
a = sorted([int(i) for i in input().split()], reverse=True)

Alice, Bob = 0, 0

for i in range(len(a)):
    if i % 2 == 0:
        Alice += a[i]
    else:
        Bob += a[i]

print(Alice - Bob)
Buggy python submission (verdict: Runtime Error):
#include <bits/stdc++.h>
using namespace std;

int main() 
{
  string s;
  cin >> s;
  for (int i = 0; i < s.length(); i++) {
    cout << "x";
  }

}

Fixed submission:
s = input()
i = len(s)
print("x"*i)
Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
ans = 0
for i in range(n):
    if s[i] == 'A' and s[i+1] == 'B' and s[i+2] == 'C':
        ans += 1
print(ans)

Fixed submission:
n = int(input())
s = input()

print(s.count('ABC'))
Buggy python submission (verdict: Runtime Error):
A, B = [int(input()) for i in range(2)]
result = int(int(A)*int(B))
if 9 < int(A) and 9 < int(B):
    print(-1)
else:
    print(result)

Fixed submission:
list = input().split(' ')
A = int(list[0])
B = int(list[1])
if A <= 9 and B <= 9:
    print(A*B)
else:
    print(-1)

Buggy python submission (verdict: Runtime Error):
A, B =[int(input()) for i in range(2)]
result = int(int(A)*int(B))
if 9 < int(A):
    print(-1)
elif 9 < int(B):
    print(-1)
else:
    print(result)

Fixed submission:
list = input().split(' ')
A = int(list[0])
B = int(list[1])
if A <= 9 and B <= 9:
    print(A*B)
else:
    print(-1)

Buggy python submission (verdict: Runtime Error):
A = input()
B = input()
result = int(A)*int(B)
if 9 < int(A):
    print(-1)
elif 9 < int(B):
    print(-1)

else:
    print(result)

Fixed submission:
list = input().split(' ')
A = int(list[0])
B = int(list[1])
if A <= 9 and B <= 9:
    print(A*B)
else:
    print(-1)

Buggy python submission (verdict: Runtime Error):
A = input()
B = input()
result = int(A)*int(B)
if 9 < int(A):
    print(-1)
elif 9 < int(B):
    print(-1)

else:
    print(result)

Fixed submission:
list = input().split(' ')
A = int(list[0])
B = int(list[1])
if A <= 9 and B <= 9:
    print(A*B)
else:
    print(-1)

Buggy python submission (verdict: Runtime Error):
A = input()
B = input()
result = int(A)*int(B)
if 9 < int(A):
    print(-1)
elif 9 < int(B):
    print(-1)

else:
    print(result)

Fixed submission:
list = input().split(' ')
A = int(list[0])
B = int(list[1])
if A <= 9 and B <= 9:
    print(A*B)
else:
    print(-1)
Buggy python submission (verdict: Runtime Error):
from math import *
k=int(input())
a=int(input())
b=int(input())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a=a+1
if m==1:
    print("OK")
else :
    print("NG")

Fixed submission:
from math import *
k=int(input())
a,b =map(int,input().split())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a=a+1
if m==1:
    print("OK")
else :
    print("NG")

Buggy python submission (verdict: Runtime Error):
from math import *
k=int(input())
a=int(input())
b=int(input())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a+=1
if m==1:
    print("OK")
else :
    print("NG")

Fixed submission:
from math import *
k=int(input())
a,b =map(int,input().split())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a=a+1
if m==1:
    print("OK")
else :
    print("NG")

Buggy python submission (verdict: Runtime Error):
from math import *
k=int(input())
a=int(input())
b=int(input())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a+=1
if m==1:
    print("OK")
else :
    print("NG")

Fixed submission:
from math import *
k=int(input())
a,b =map(int,input().split())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a=a+1
if m==1:
    print("OK")
else :
    print("NG")

Buggy python submission (verdict: Runtime Error):
from math import *
k=int(input())
a=int(input())
b=int(input())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a+=1
if m==1:
    print("OK")
else :
    print("NG")

Fixed submission:
from math import *
k=int(input())
a,b =map(int,input().split())
m=0
while a<=b :
    if a%k==0:
        m=1
        break
    a=a+1
if m==1:
    print("OK")
else :
    print("NG")
Buggy python submission (verdict: Time Limit Exceeded):
a,b,c,d=map(int, input().split())
maximum = -1000000000000000000
for i in range(a,b+1):
    for j in range(c,d+1):
        if i*j > maximum:
            maximum = i*j
print(maximum)

Fixed submission:
a,b,c,d=map(int, input().split())
maximum_list=(a*c,a*d,b*c,b*d)
print(max(maximum_list))
Buggy python submission (verdict: Runtime Error):
# coding: utf8
# 日本語を入力できるようにするために上記一文が必要

import math

N = int(input())

if N == 1:
        print(0)
elif N == 2:
        print(1)
else:
        ans = math.factorial(N)*(10**(N -2))


print(ans%(10**9+7))

Fixed submission:
# coding: utf8
# 日本語を入力できるようにするために上記一文が必要

x = int(input())

if x == 0:
        print(1)
elif x == 1:
        print(0)
Buggy python submission (verdict: Time Limit Exceeded):
# coding: utf-8
# 日本語を入力できるようにするために上記一文が必要


N = int(input())
A_input = list(map( int, input().split()))


sum = 0
for i in range(N - 1 ):
        for j in range(i+1, N):
                sum = sum +  A_input[i] * A_input[j]

print(sum % (10**9 + 7) )

Fixed submission:
# coding: utf-8
# 日本語を入力できるようにするために上記一文が必要


N = int(input())
A_input = list(map( int, input().split()))

j_sum = 0
for j in range(N):
        j_sum = j_sum + A_input[j]


sum = 0
for i in range(N - 1 ):
        j_sum = j_sum - A_input[i]
        sum = sum +  A_input[i] * j_sum

print(sum % (10**9 + 7) )
Buggy python submission (verdict: Runtime Error):
# coding: utf-8
# 日本語を入力できるようにするために上記一文が必要


x, y = map(int, input().split())
if y > 4*x or  2*x >y:
        print("No")
elif (4*x - y) % 2 == 0:
        print("Yes")
else:
        print("No")

Fixed submission:
# coding: utf-8
# 日本語を入力できるようにするために上記一文が必要

num_list = []
num_list = input().split()

ans = int(num_list.index('0')) + 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
# coding: utf-8
# このファイルはutf-8で書かれているため、日本語を書く場合は上の記述が必要


count_num = int( input())

text = input()

num_data = text.split(' ')


ans = 1
for i in num_data:
        if i == '0':
                ans = 0
                break

if ans == 1:
        for i in num_data:
                ans = ans * int(i)
        if ans > 1000000000000000000:
                ans = -1

print(ans)

Fixed submission:
# coding: utf-8
# このファイルはutf-8で書かれているため、日本語を書く場合は上の記述が必要

count_num = int( input())
text = input()

num_data = text.split(' ')

ans = 1
for i in num_data:
        if i == '0':
                ans = 0
                break

if ans == 1:
        for i in num_data:
                ans = ans * int(i)
                if ans > 1000000000000000000:
                        ans = -1
                        break

print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
# coding: utf-8
# このファイルはutf-8で書かれているため、日本語を書く場合は上の記述が必要


count_num = int( input())


text = input()


num_data = text.split(' ')

ans = 1
for i in num_data:
        ans = ans * int(i)

if ans > 1000000000000000000:
        ans = -1

print(ans)

Fixed submission:
# coding: utf-8
# このファイルはutf-8で書かれているため、日本語を書く場合は上の記述が必要

count_num = int( input())
text = input()

num_data = text.split(' ')

ans = 1
for i in num_data:
        if i == '0':
                ans = 0
                break

if ans == 1:
        for i in num_data:
                ans = ans * int(i)
                if ans > 1000000000000000000:
                        ans = -1
                        break

print(ans)
Buggy python submission (verdict: Runtime Error):
n,x,m=map(int,raw_input().split()) 
v=[x] 
t={x:1} 
ok=1
while True: 
    y=(x*x)%m 
    if y==0: 
        print sum(v);ok=0;break
    if y in t: 
        break 
    else: 
        t[y]=1 
        v.append(y) 
        x=y 
g=n%(len(v)) 
ans=0
for i in range(len(v)): 
    if i>g: 
        ans+=((n/len(v))*(v[i]) )
        
    else: 
        ans+=((n/len(v)+1)*v[i]) 
       
if ok:
    print ans


Fixed submission:
a=raw_input()
if a[-1]=='s':
    print (a+"es")
else: 
    print (a+"s")

Buggy python submission (verdict: Runtime Error):
a=raw_input() 
if a[-1] =="s": 
  print a+"es"
elss:
  print a+"s"
  

Fixed submission:
a=raw_input()
if a[-1]=='s':
    print (a+"es")
else: 
    print (a+"s")
Buggy python submission (verdict: Runtime Error):
n,x,m=map(int,raw_input().split())
i=0
v=[x]
t={x:0}
p=0 
start=0
while True: 
    i+=1
    y=(x*x)%m 
    if y in t: 
        p+=(i-t[y]) 
        start+=t[y]
        break 
    p[y]=i
    v.append(y) 
    x=y 
ans=0
if n<(start): 
    for i in range(n): 
        ans+=v[i] 
    print ans 
else: 
    for i in range(start): 
        ans+=v[i] 
    n-=(start+1) 
    g=n%p 
    l=n/p 
    for i in range(start,n): 
        ans+=(l*v[i]) 
        if i<g: 
            ans+=v[i] 
print ans

    
    


Fixed submission:
n,x,m=map(int,raw_input().split())
i=0
v=[x]
t={x:0}
p=0 
start=0
while True: 
    i+=1
    y=(x*x)%m 
    if y in t: 
        p+=(i-t[y]) 
        start+=t[y]
        break 
    t[y]=i
    v.append(y) 
    x=y 
ans=0 

if n<(len(v)): 
    for i in range(n): 
        ans+=v[i] 
    print ans 
else: 
    for i in range(start): 
        ans+=v[i] 
    n-=(start) 
    g=n%p+start
    l=n/p 
    for i in range(start,len(v)): 
        ans+=(l*v[i]) 
        if i<g: 
            ans+=v[i] 
    print ans
Buggy python submission (verdict: Runtime Error):
a,b,c,d = map(int,input().split())

if a*c > b*d:
    print(a*c)
elif b > 0 and d > 0:
    print(b*d)
elif a < 0 and c < 0:
    print(a*c)
else:
    x = min(abs(a),abs(b))
    y = min(abs(c),abs(d))
    print(-x*y)

Fixed submission:
x = int(input())

if x == 0:
    print(1)
else:
    print(0)