Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
N, M =  map(int,input().split(" "))
A = list(map(int,input().split(" ")))
A.sort()
BC = []
for i in range(M):
    B,C = map(int,input().split(" "))
    BC.append((B,C))

BC.sort(reverse=True,key=lambda x: x[1])

i = 0
for B,C in BC:
    for j in range(B):
        if C > A[i]:
            A[i] = C
            i += 1
        
        if i == N:
            break
    if i == N:
        break

print(sum(A))
        
    



Fixed submission:
N, M =  map(int,input().split(" "))
A = list(map(int,input().split(" ")))
A.sort()
BC = []
for i in range(M):
    B,C = map(int,input().split(" "))
    BC.append((B,C))

BC.sort(reverse=True,key=lambda x: x[1])

i = 0
flg = True
for B,C in BC:
    for j in range(B):
        if C > A[i]:
            A[i] = C
            i += 1
        else:
            flg = False
            break

        if i == N:
            break
    if i == N or (not flg):
        break

print(sum(A))
Buggy python submission (verdict: Runtime Error):
N = int(input())
W = [ [] for _ in range(N) ]
dist = [-1] * N
dist[0] = 0

for i in range(N-1):
    u,v,w = map(int,input().split(" "))
    W[u-1].append(( v-1, w))
    W[v-1].append((u-1, w))

def dfs(cur, d, prev):
    for v, w in W[cur]:
        if v == prev:
            continue
        dist[v] = d + w
        dfs(v, dist[v], cur)
    

dfs(0, 0, -1)

for ans in dist:
    print(ans % 2)



Fixed submission:
N = int(input())
W = [ [] for _ in range(N) ]
used = [-1] * N

for i in range(N-1):
    u,v,w = map(int,input().split(" "))
    W[u-1].append(( v-1, w))
    W[v-1].append((u-1, w))

used[0] = 0
lst = [ 0 ]
while len(lst) != 0:
    newList = []
    for v in lst:
        for (nx, w) in W[v]:
            if used[nx] == -1:
                if w % 2 == 0:
                    used[nx] = used[v]
                else:
                    used[nx] = (used[v] + 1) % 2
                newList.append(nx)
    lst = newList

for ans in used:
    print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
ans = 0
for i in range(1, N):
    if (N - i) % i == 0:
        if (N - i) // i <= i:
            break
        ans += ((N - i) // i)
    

print(ans)

Fixed submission:
N = int(input())
ans = 0
for i in range(1, N):
    if (N - i) // i + 1 <= i:
        break
    if (N - i) % i == 0:
        if (N - i) // i <= i:
            break
        ans += ((N - i) // i)

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
C = [0] * N
mod = 10 ** 9 + 7
dic = [ [ ] for _ in range(2*(10**5)+1)]
for i in range(N):
    C[i] = int(input())
    if i > 0 and C[i] == C[i-1]:
        continue
    dic[C[i]].append(i)

dp = [0] * N
dp[0] = 1
for i in range(1,N):
    dp[i] = dp[i-1] % mod
    if C[i] == C[i-1]:
        continue
    for prev in dic[C[i]]:
        if prev < i:
            if prev > 0:
                dp[i] += dp[prev-1]
            else:
                dp[i] += 1
        dp[i] %= mod

print(dp[N-1] % mod)

Fixed submission:
N = int(input())
C = [0] * N
mod = 10 ** 9 + 7
dic = [-1]*(2*(10**5)+1)
prevIdx = [0] * N
for i in range(N):
    C[i] = int(input())
    if i > 0 and C[i] == C[i-1]:
        continue
    prevIdx[i] = dic[C[i]]
    dic[C[i]] = i

dp = [0] * N
dp[0] = 1
acc = [0] * N
acc[0] = 1
for i in range(1,N):
    dp[i] = dp[i-1] % mod
    if C[i] == C[i-1] or prevIdx[i] == -1:
        acc[i] = dp[i-1]
        continue
    
    dp[i] += acc[prevIdx[i]]
    acc[i] = acc[prevIdx[i]] + dp[i-1]
    acc[i] %= mod
    dp[i] %= mod

print(dp[N-1] % mod)
Buggy python submission (verdict: Time Limit Exceeded):
S = input()
N = len(S)
cnt = 0
used = [0] * N
l , r = -1,-1
while True:
    flg = False
    for i in range(N):
        if used[i] == 0:
            if l == -1:
                l = i
            else:
                r = i
                if S[l] != S[r]:
                    used[l] = 1
                    used[r] = 1
                    l,r = -1,-1
                    flg = True
                    cnt += 1
                else:
                    l = r
    if not flg:
        break

print(cnt*2)

Fixed submission:
S = list(input())
a = S.count('0')
print(min(a,len(S)-a)*2)

Buggy python submission (verdict: Time Limit Exceeded):
S = input()
cnt = 0
while True:
    flg = True
    for i in range(len(S)-1):
        if S[i] != S[i+1]:
            S = S[:i] + S[i+2:]
            flg = False
            cnt += 1
            break
    
    if flg:
        break

print(cnt*2)

Fixed submission:
S = list(input())
a = S.count('0')
print(min(a,len(S)-a)*2)
Buggy python submission (verdict: Time Limit Exceeded):
import sys
sys.setrecursionlimit(10000)
N = int(input())
a = list(map(int,input().split(" ")))

memo = [ [-1]*N  for _ in range(N) ]


def dfs(l,r,turn):
    if l == r:
        return 0

    if memo[l][r-1] != -1:
        return memo[l][r-1]

    if turn % 2 == 0:
        ret = max(a[l] + dfs(l+1,r,(turn+1)%2),a[r-1] + dfs(l,r-1,(turn+1)%2))
    else:
        ret = min(-a[l] + dfs(l+1,r,(turn+1)%2),-a[r-1] + dfs(l,r-1,(turn+1)%2))

    memo[l][r-1] = ret
    return memo[l][r-1]

ans = dfs(0,N,0)
print(ans)




Fixed submission:
import sys
N = int(input())
a = list(map(int,input().split(" ")))

dp = [ [0]*N  for _ in range(N) ]

for l in range(N-1,-1,-1):
    for r in range(l,N):
        turn = ((N - r) + l + 1) % 2

        if turn == 0:
            if r > 0 and l < N-1:
                dp[l][r] = max(a[l] + dp[l+1][r],a[r]+dp[l][r-1])
            elif l < N-1:
                dp[l][r] =  a[l] + dp[l+1][r]
            else:
                dp[l][r] =  a[r] + dp[l][r-1]
        else:
            if r > 0 and l < N-1:
                dp[l][r] = min(-a[l] + dp[l+1][r],-a[r]+dp[l][r-1])
            elif l < N-1:
                dp[l][r] = -a[l] + dp[l+1][r]
            else:
                dp[l][r] = -a[r] + dp[l][r-1]
print(dp[0][N-1])

Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int,input().split(" ")))

memo = [ [-1]*N  for _ in range(N) ]


def dfs(l,r,turn):
    if l == r:
        return 0

    if memo[l][r-1] != -1:
        return memo[l][r-1]

    if turn % 2 == 0:
        ret = max(a[l] + dfs(l+1,r,(turn+1)%2),a[r-1] + dfs(l,r-1,(turn+1)%2))
    else:
        ret = min(-a[l] + dfs(l+1,r,(turn+1)%2),-a[r-1] + dfs(l,r-1,(turn+1)%2))

    memo[l][r-1] = ret
    return memo[l][r-1]

ans = dfs(0,N,0)
print(ans)




Fixed submission:
import sys
N = int(input())
a = list(map(int,input().split(" ")))

dp = [ [0]*N  for _ in range(N) ]

for l in range(N-1,-1,-1):
    for r in range(l,N):
        turn = ((N - r) + l + 1) % 2

        if turn == 0:
            if r > 0 and l < N-1:
                dp[l][r] = max(a[l] + dp[l+1][r],a[r]+dp[l][r-1])
            elif l < N-1:
                dp[l][r] =  a[l] + dp[l+1][r]
            else:
                dp[l][r] =  a[r] + dp[l][r-1]
        else:
            if r > 0 and l < N-1:
                dp[l][r] = min(-a[l] + dp[l+1][r],-a[r]+dp[l][r-1])
            elif l < N-1:
                dp[l][r] = -a[l] + dp[l+1][r]
            else:
                dp[l][r] = -a[r] + dp[l][r-1]
print(dp[0][N-1])
Buggy python submission (verdict: Time Limit Exceeded):
from numpy import sqrt
N,P = map(int,input().split(" "))

ans = 1
for i in range(1,int(sqrt(P))+1):
    if P % i == 0:
        if P % pow(i,N) == 0:
            ans = max(i,ans)
        if P  % pow((P//i),N) == 0:
            ans = max(P//i,ans)

print(ans)

Fixed submission:
from numpy import sqrt
N,P = map(int,input().split(" "))
lm = pow(P,1/N) + 0.5
if N == 1:
    print(P)
    exit(0)

ans = 1
for i in range(1,int(sqrt(P))+10):
    if P % i == 0:
        if i <= lm and P % pow(i,N) == 0:
            ans = max(i,ans)
        if (P//i) <= lm and P % pow((P//i),N) == 0:
            ans = max(P//i,ans)

print(ans)
Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int,input().split(" ")))
A.sort()
used = [0] * N
pow2_set = reversed([ 1<<i for i in range(25)])
ans = 0
for pow2 in pow2_set:
    l,r = 0,N-1
    while l < r:
        if A[l] + A[r] < pow2:
            l += 1
        elif A[l] + A[r] == pow2:
            if used[l] == 0 and used[r] == 0:
                ans += 1
                used[l],used[r] = 1,1
            else:
                if used[l] == 1:
                    l += 1
                if used[r] == 1:
                    r += 1
        else:
            r -= 1

print(ans)

Fixed submission:
N = int(input())
A = list(map(int,input().split(" ")))
A.sort()
used = [0] * N
pow2_set = reversed([ 1<<i for i in range(36)])
ans = 0
for pow2 in pow2_set:
    l,r = 0,N-1
    while l < r:
        if A[l] + A[r] < pow2:
            l += 1
        elif A[l] + A[r] == pow2:
            if used[l] == 0 and used[r] == 0:
                ans += 1
                used[l],used[r] = 1,1
            else:
                if used[l] == 1:
                    l += 1
                if used[r] == 1:
                    r -= 1
        else:
            r -= 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N,K = map(int,input().split(" "))
h = sorted([ int(input()) for _ in range(N) ])
ans = float('inf')
for i in range(N-K+1):
    lst = h[i:i+K]
    ans = min(lst[-1]-lst[0],ans)
print(ans)

Fixed submission:
N,K = map(int,input().split(" "))
h = sorted([ int(input()) for _ in range(N) ])
print(min([ h[i+K-1]-h[i] for i in range(N-K+1) ]))
Buggy python submission (verdict: Runtime Error):
from itertools import combinations
N = int(input())
def get_sieve_of_eratosthenes(n):
    import math
    if not isinstance(n, int):
        raise TypeError('n is int type.')
    if n < 2:
        raise ValueError('n is more than 2')
    prime = []
    limit = math.sqrt(n)
    data = [i + 1 for i in range(1, n)]
    while True:
        p = data[0]
        if limit <= p:
            return prime + data
        prime.append(p)
        data = [e for e in data if e % p != 0]
    return prime
prime = get_sieve_of_eratosthenes(N)
n = len(prime)
ans = 0
divNum = [0] + [ N//i for i in range(1,N+1) ]
for p in prime:
    ip = p * p
    while ip <= N:
        divNum[p] += divNum[ip]
        ip *= p

for i in range(n):
    if 74 <= divNum[prime[i]]:
        ans += 1
    for j in range(n):
        if i != j and 4 <= divNum[prime[i]] and 14 <= divNum[prime[j]]:
            ans += 1
        if i != j and 2 <= divNum[prime[i]] and 24 <= divNum[prime[j]]:
            ans += 1
        for k in range(j+1,n):
            if i != j and i != k:
                if 2 <= divNum[prime[i]] and 4 <= divNum[prime[j]] and 4 <= divNum[prime[k]]:
                    ans += 1
            
print(ans)



Fixed submission:
from itertools import combinations
N = int(input())
if N == 1:
    print(0)
    exit(0)
def get_sieve_of_eratosthenes(n):
    import math
    if not isinstance(n, int):
        raise TypeError('n is int type.')
    if n < 2:
        raise ValueError('n is more than 2')
    prime = []
    limit = math.sqrt(n)
    data = [i + 1 for i in range(1, n)]
    while True:
        p = data[0]
        if limit <= p:
            return prime + data
        prime.append(p)
        data = [e for e in data if e % p != 0]
    return prime
prime = get_sieve_of_eratosthenes(N)
n = len(prime)
ans = 0
divNum = [0] + [ N//i for i in range(1,N+1) ]
for p in prime:
    ip = p * p
    while ip <= N:
        divNum[p] += divNum[ip]
        ip *= p

for i in range(n):
    if 74 <= divNum[prime[i]]:
        ans += 1
    for j in range(n):
        if i != j and 4 <= divNum[prime[i]] and 14 <= divNum[prime[j]]:
            ans += 1
        if i != j and 2 <= divNum[prime[i]] and 24 <= divNum[prime[j]]:
            ans += 1
        for k in range(j+1,n):
            if i != j and i != k:
                if 2 <= divNum[prime[i]] and 4 <= divNum[prime[j]] and 4 <= divNum[prime[k]]:
                    ans += 1
            
print(ans)
Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
T,A = map(int,input().split(" "))
H =  list(map(lambda x:abs(T - float(x)*0.006 - A),input().split(" ")))
print(np.argmin(H)+1)


Fixed submission:
X,Y = map(int,input().split(" "))
print(X + (Y//2))
Buggy python submission (verdict: Runtime Error):
import numpy as np
N = int(input())
T,A = map(int,input().split(" "))
H =  list(map(int,input().split(" ")))
H = list(map(lambda x: abs((T - x*0.006)-A),H))

print(np.argmin(H)+1)


Fixed submission:
import numpy as np
N = int(input())
T,A = map(int,input().split(" "))
H =  list(map(int,input().split(" ")))
H = list(map(lambda x: abs((T - x*0.006)-A),H))

print(np.argmin(H)+1)
Buggy python submission (verdict: Runtime Error):
N,M = map(int,input().split(" "))
fact = {}
for i in range(2,M):
    while (M%i == 0):
        if i in fact:
            fact[i] += 1
        else:
            fact[i] = 1
        M //= i
    if (M == 1):
        break


MOD = 10**9+7

def nCr_mod(n,r,mod): #nCrmod
    r = min(n-r,r)
    v = 1
    for i in range(r):
        v = (v * ((n-i)%mod) * pow((i+1),mod-2,mod)) % mod
    return v

ans = 1
for key,item in fact.items():
    ans *= nCr_mod((item + (N) - 1),N-1,MOD)
    ans %= MOD
print(ans)

Fixed submission:
A,B,C = map(str,input().split(" "))

AB = max(int(A+B),int(B+A))
AC = max(int(A+C),int(C+A))
BC = max(int(B+C),int(C+B))
A,B,C = map(int,[A,B,C])
print(max([A+BC,B+AC,C+AB]))
Buggy python submission (verdict: Time Limit Exceeded):
N,M = map(int,input().split(" "))
fact = {}
for i in range(2,M):
    while (M%i == 0):
        if i in fact:
            fact[i] += 1
        else:
            fact[i] = 1
        M //= i
    if (M == 1):
        break


MOD = 10**9+7

def nCr_mod(n,r,mod): #nCrmod
    r = min(n-r,r)
    v = 1
    for i in range(r):
        v = (v * ((n-i)%mod) * pow((i+1),mod-2,mod)) % mod
    return v

ans = 1
for key,item in fact.items():
    ans *= nCr_mod((item + (N) - 1),N-1,MOD)
    ans %= MOD
print(ans)

Fixed submission:
N,M = map(int,input().split(" "))
fact = {}
for i in range(2,M):
    while (M%i == 0):
        if i in fact:
            fact[i] += 1
        else:
            fact[i] = 1
        M //= i
    if (M == 1):
        break


MOD = 10**9+7

def nCr_mod(n,r,mod): #nCrmod
    r = min(n-r,r)
    v = 1
    for i in range(r):
        v = (v * ((n-i)%mod) * pow((i+1),mod-2,mod)) % mod
    return v

ans = 1
for key,item in fact.items():
    ans *= nCr_mod((item + (N) - 1),N-1,MOD)
    ans %= MOD
print(ans)
Buggy python submission (verdict: Runtime Error):
N,X = map(int,input().split(" "))
x = list(map(int,input().split(" ")))
x = list(map(lambda y: abs(y - X),x))


# gcd
def gcd (a,b):
    if a < b:
        a,b = b,a
    return a if b == 0 else gcd(b,a%b)

ans = gcd(x[0],x[1])
for i in range(2,N):
    ans = gcd(ans,x[i])

print(ans)


Fixed submission:
N,X = map(int,input().split(" "))
x = list(map(int,input().split(" ")))
x = list(map(lambda y: abs(y - X),x))


# gcd
def gcd (a,b):
    if a < b:
        a,b = b,a
    return a if b == 0 else gcd(b,a%b)

if N == 1:
    print(x[0])
    exit(0)
ans = gcd(x[0],x[1])
if N == 2:
    print(ans)
    exit(0)
for i in range(2,N):
    ans = gcd(ans,x[i])

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
def gcd (a,b):
	if a < b:
		a,b = b,a
	return a if b == 0 else gcd(b,a%b)
T = int(input())
for i in range(T):
	A,B,C,D = map(int,input().split(" "))
	if A < B:
		print("No")
		continue

	if D < B:
		print("No")
		continue

	if A > C:
		init = C + ((A - C) % B)
		if init != C:
			init -= B
		if init < 0:
			print("No")
			continue
	else:
		init = A

	if C >= (B-1):
		print("Yes")
		continue

	dif = (D - B)
	if dif == 0:
		print("Yes")
		continue
	i = C - ((C - init) % dif)
	m = B % dif

	k = 0
	flg = False
	while m * k < dif:
		if i + dif - m*k < B:
			print("No")
			flg = True
			break
		k += 1
	if not flg:
		print("Yes")




Fixed submission:
T = int(input())

def gcd (a: int,b: int) -> int:
    if a < b: a,b = b,a
    return a if b == 0 else gcd(b,a%b)
def lcm (a: int,b: int) -> int:
    return a // gcd(a,b) * b


for i in range(T):
    A,B,C,D = map(int,input().split(" "))
    g = gcd(B,D)
    if A < B or D < B:
        print("No")
        continue
    if C >= ((B - g) + (A % g)):
        print("Yes")
    else:
        print("No")

Buggy python submission (verdict: Time Limit Exceeded):
T = int(input())
for i in range(T):
	A,B,C,D = map(int,input().split(" "))
	if A < B:
		print("No")
		continue

	if D < B:
		print("No")
		continue

	if A > C:
		init = C + ((A - C) % B)
		if init != C:
			init -= B
		if init < 0:
			print("No")
			continue
	else:
		init = A

	if C >= (B-1):
		print("Yes")
		continue

	dif = (D - B)
	if dif == 0:
		print("Yes")
		continue

	i = init
	while True:
		k = C - ((C - i)%dif)
		if k + dif < B:
			print("No")
			break
		l = B - ((B - i)%dif)
		i = (l + dif)%B
		if (init - i) % dif == 0:
			print("Yes")
			break

	#print(B//dif,C // dif)
	


Fixed submission:
T = int(input())

def gcd (a: int,b: int) -> int:
    if a < b: a,b = b,a
    return a if b == 0 else gcd(b,a%b)
def lcm (a: int,b: int) -> int:
    return a // gcd(a,b) * b


for i in range(T):
    A,B,C,D = map(int,input().split(" "))
    g = gcd(B,D)
    if A < B or D < B:
        print("No")
        continue
    if C >= ((B - g) + (A % g)):
        print("Yes")
    else:
        print("No")
Buggy python submission (verdict: Runtime Error):
N,A,B,K = map(int,input().split(" "))
mod = 998244353
ncr = [1]*(N+1)
v = 1
for i in range(N):
	v = (v * ((N-i)%mod) * pow((i+1),mod-2,mod)) % mod
	ncr[i+1] = v%mod

pat = 0
for a in range(N):
	if (K - (a * A)) % B == 0:
		pat += ncr[a]*ncr[(K - (a * A))//B]
		pat %= mod

print(pat % mod)

Fixed submission:
N = int(input())
ans = float('inf')
for i in range(1,N):
	num = i
	j = N - num
	d = 0
	while num != 0:
		d += (num % 10)
		num //= 10
	while j != 0:
		d += (j % 10)
		j //= 10

	ans = min(d,ans)

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int,input().split(" ")))
acc = [0] * N
acc[0] = A[0]
for i in range(N-1):
	acc[i+1] = acc[i]^A[i+1]
	A[i+1] += A[i]

	

ans = 0
for i in range(N):
	l = i
	r = N-1
	k = i
	while l <= r:
		mid = (l + r)//2
		if i == 0:
			if acc[mid] == A[mid]:
				l = mid + 1
				k = mid
			else:
				r = mid - 1

		elif (acc[mid] ^ acc[i-1]) == (A[mid] - A[i-1]):
			l = mid + 1
			k = mid
		else:
			r = mid - 1

	ans += (k - i + 1)

print(ans)


Fixed submission:
N = int(input())
A = list(map(int,input().split(" ")))

cnt = 0
r = 0
tmp = 0
for l in range(N):
	while r < N and (tmp & A[r]) == 0:
		tmp |= A[r]
		r += 1
	cnt += (r - l)
	tmp ^= A[l]
print(cnt)
Buggy python submission (verdict: Time Limit Exceeded):
s = input()
K = int(input())
l = len(s)
s2 = list(set(list(s)))
s2.sort()

dic = {}
flg = False
for i in range(len(s2)):
	for j in range(l):
		if s[j] == s2[i]:
			for k in range(1,l-j+1):
				a = s[j:j+k]
				if not a in dic:
					if K == 1:
						flg = True			
					K -= 1
					dic[a] = 1

	if flg:
		break
k = list(dic.keys())
k.sort()
print(k[K-1])

Fixed submission:
s = input()
K = int(input())
l = len(s)
dic = {}
for i in range(l):
	if not s[i] in dic:
		dic[s[i]] = []
	for j in range(1,6):
		if i + j > (l):
			break
		else:
			dic[s[i]].append(s[i:i+j])

lst = list(dic.keys())
lst.sort()
for c in lst:
	dic[c] = sorted(set(dic[c]))
	l = len(dic[c])
	if K > l:
		K -= l
	else:
		print(dic[c][K-1])
		exit(0)
Buggy python submission (verdict: Runtime Error):
N,A,B = map(int,input().split(" "))

if N < A + B - 1 and N > A * B:
	print(-1)
	exit(0)

if B == 1 and A == N:
	seq = [str(n) for n in range(1,N+1)]
	print(' '.join(seq))
	exit(0)

seq = [str(num)for num in range(N-A+1,N+1)]
dif = (A * B - N)
div = A - (dif // (B-1))
mer = (dif % (B-1))

n = N - A
for i in range((B-1) - mer):
	for j in range(n-(div)+1,n+1):
		seq.append(str(j))
	n -= (div)

for i in range(mer):
	for j in range(n-div+2,n+1):
		seq.append(str(j))
	n -= (div + 1)

print(' '.join(seq))


Fixed submission:
N,A,B = map(int,input().split(" "))

if N < (A + B - 1) or N > (A * B):
	print(-1)
	exit(0)

if B == 1 and A == N:
	seq = [str(n) for n in range(1,N+1)]
	print(' '.join(seq))
	exit(0)

seq = [str(num)for num in range(N-A+1,N+1)]
dif = (A * B - N)
div = A - (dif // (B-1))
mer = (dif % (B-1))

n = N - A
for i in range((B-1) - mer):
	for j in range(n-(div)+1,n+1):
		seq.append(str(j))
	n -= (div)

for i in range(mer):
	for j in range(n-div+2,n+1):
		seq.append(str(j))
	n -= (div - 1)

print(' '.join(seq))
Buggy python submission (verdict: Runtime Error):
N = int(input())
a = list(map(int,input().split(" ")))

a.sort(reverse=True)

al = 0
bo = 0
for i in range(0,N,2):
	al += a[i]
	bo += a[i+1]

print(al-bo)


Fixed submission:
N = int(input())
a = list(map(int,input().split(" ")))

a.sort(reverse=True)

al = 0
bo = 0

if N % 2 == 1:
	N -= 1
	al += a[-1]

for i in range(0,N,2):
	al += a[i]
	bo += a[i+1]

print(al-bo)
Buggy python submission (verdict: Runtime Error):
if Y != 1:
	print(X * (Y-1))
else:
	print(-1)

Fixed submission:
X,Y = map(int,input().split(" "))
if Y == 1:
	print(-1)
	exit(0)

if X < Y:
	print(X)
	exit(0)

if X % Y == 0:
	print(-1)
else:
	print(X)
Buggy python submission (verdict: Runtime Error):
N = int(input())

ans = float('inf')
print(0)
s = input()
if s == "Male":
	pre = 1
elif s == "Female":
	pre = 0
else:
	ans = 0

if ans == 0:
	exit(0)

ran = [0,N-1]
for i in range(19):	
	print(ran)
	n = (ran[1] - ran[0]) // 2
	print(ran[0] + n)
	s = input()
	if s == "Male":
		flg = 1
	elif s == "Female":
		flg = 0
	else:
		exit(0)

	if (flg + n%2) != pre:
		ran[1] = ran[0] + n - 1
	else:
		ran[0] = ran[0] + n + 1
		pre = flg

Fixed submission:
N = int(input())
ans = float('inf')
print(0)
s = input()
if s == "Male":
	pre = 1
elif s == "Female":
	pre = 0
else:
	ans = 0

if ans == 0:
	exit(0)

ran = [0,N-1]
for i in range(19):	
	n = (ran[1] - ran[0]) // 2
	print(ran[0] + n)
	s = input()
	if s == "Male":
		flg = 1
	elif s == "Female":
		flg = 0
	else:
		exit(0)

	if (pre + n) % 2 != flg:
		ran[1] = ran[0] + n - 1
	else:
		ran[0] = ran[0] + n + 1
		pre = (flg + 1) % 2
Buggy python submission (verdict: Runtime Error):
K = int(input())
A = list(map(int,input().split()))

if A[-1] != 2:
	print(-1)
	exit(0)

minval = 2
maxval = 3
for i in range(K-1,-1,-1):
	if maxval < A[i] or (minval > A[i] and ((maxval - (maxval % A[i]) < minval)):
		print(-1)
		exit(0)

	if minval > A[i]:
		if minval % A[i] != 0:
			minval = minval + (A[i] - (minval % A[i]))

		maxval = (maxval - (maxval % A[i]) + A[i] - 1)

	else:
		maxval = A[i] + (A[i] - 1)
		minval = A[i]
		

print(str(minval) + " " + str(maxval))


Fixed submission:
K = int(input())
A = list(map(int,input().split()))

if A[-1] != 2:
	print(-1)
	exit(0)

minval = 2
maxval = 3
for i in range(K-1,-1,-1):
	if maxval < A[i] or (minval > A[i] and ((maxval - (maxval % A[i]) < minval))):
		print(-1)
		exit(0)

	if minval > A[i]:
		if minval % A[i] != 0:
			minval = minval + (A[i] - (minval % A[i]))

		maxval = (maxval - (maxval % A[i]) + A[i] - 1)

	else:
		maxval = A[i] + (A[i] - 1)
		minval = A[i]
		

print(str(minval) + " " + str(maxval))
Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
info = []
arrive = []
for i in range(N-1):
	info.append(list(map(int,input().split(" "))))


for i in range(N-1):
	C = info[i][0]
	S = info[i][1]
	F = info[i][2]
	next_arrive = []
	for j in arrive:
		if j <= S:
			next_arrive.append(S+C)
		else:
			if j % F == 0:
				next_arrive.append(j+C)
			else:
				cnt = S + F
				while cnt < j:
					cnt += F
				next_arrive.append(cnt+C)

	next_arrive.append(S+C)
	arrive = next_arrive[:]

arrive.append(0)

for ans in arrive:
	print(ans)


Fixed submission:
N = int(input())
info = []
arrive = []
for i in range(N-1):
	info.append(list(map(int,input().split(" "))))


for i in range(N-1):
	C = info[i][0]
	S = info[i][1]
	F = info[i][2]
	next_arrive = []
	for j in arrive:
		if j <= S:
			next_arrive.append(S+C)
		else:
			if j % F == 0:
				next_arrive.append(j+C)
			else:
				cnt = F * ((j // F) + 1)
				next_arrive.append(cnt+C)

	next_arrive.append(S+C)
	arrive = next_arrive[:]

arrive.append(0)

for ans in arrive:
	print(ans)