Harryxun/sft_time huggingface dataset:
### BUGGY CODE ###

N, K = map(int, input().split(' '))

def absdiff(x, K):
    return abs(x - K)

def culc(N, K):
    if K == 1:
        print(0)
        return

    if N*2 == K:
        print(N)
        return

    if N%K == 0:
        print(0)
        return

    x = N
    min = x
    while min >= x:
        #print(min, x)
        min = x
        x = absdiff(x, K)
        if min == 1:
            break

    print(min)
    return


culc(N, K)


### FIXED CODE ###

N, K = map(int, input().split(' '))

def absdiff(x, K):
    return abs(x - K)

def culc(N, K):
    if K == 1:
        print(0)
        return

    if N*2 == K:
        print(N)
        return

    if N%K == 0:
        print(0)
        return

    x = N % K
    min = x
    while min >= x:
        #print(min, x)
        min = x
        x = absdiff(x, K)
        if min == 1:
            break

    print(min)
    return


culc(N, K)
### BUGGY CODE ###

import math, string, itertools, fractions, heapq, collections, re,  array, bisect, sys, random, time, copy, functools
sys.setrecursionlimit(10**7)
from queue import PriorityQueue
from fractions import gcd
inf = 10 ** 20
eps = 1.0 / 10**10
mod = 10**9+7
dd = [(-1, 0), (0, 1), (1, 0), (0, -1)]
ddn = [(-1, 0), (-1, 1), (0, 1), (1, 1), (1, 0), (1, -1), (0, -1), (-1, -1)]
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LI_(): return [int(x)-1 for x in sys.stdin.readline().split()]
def LF(): return [float(x) for x in sys.stdin.readline().split()]
def LS(): return sys.stdin.readline().split()
def _I(): return int(sys.stdin.readline())
def _F(): return float(sys.stdin.readline())
def _pf(s): return print(s, flush=True)
def gcd(*numbers):
    return functools.reduce(math.gcd, numbers)
def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    divisors.sort(reverse=True)
    return divisors

K = _I()

ans = 0

for i in range(1, K+1):
    for j in range(1, K+1):
        for k in range(1, K+1):
            ans += math.gcd(math.gcd(i,j),k)
print(ans)
exit()


### FIXED CODE ###

import math, string, itertools, fractions, heapq, collections, re,  array, bisect, sys, random, time, copy, functools
sys.setrecursionlimit(10**7)
from queue import PriorityQueue
from fractions import gcd
inf = 10 ** 20
eps = 1.0 / 10**10
mod = 10**9+7
dd = [(-1, 0), (0, 1), (1, 0), (0, -1)]
ddn = [(-1, 0), (-1, 1), (0, 1), (1, 1), (1, 0), (1, -1), (0, -1), (-1, -1)]
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LI_(): return [int(x)-1 for x in sys.stdin.readline().split()]
def LF(): return [float(x) for x in sys.stdin.readline().split()]
def LS(): return sys.stdin.readline().split()
def _I(): return int(sys.stdin.readline())
def _F(): return float(sys.stdin.readline())
def _pf(s): return print(s, flush=True)
def gcd(*numbers):
    return functools.reduce(math.gcd, numbers)
def make_divisors(n):
    divisors = []
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            divisors.append(i)
            if i != n // i:
                divisors.append(n//i)

    divisors.sort(reverse=True)
    return divisors

K = _I()

ans = 0
d = {}
vals = []
for i in range(1, K+1):
    for j in range(1, K+1):
        nums = [i,j]
        nums.sort()
        key = str(i) + '-' + str(j)
        if key in d:
            vals.append(d[key])
        else:
            val = gcd(i,j)
            d[key] = val
            vals.append(val)
#  print(vals)
#  print(d)
for val in vals:
    for k in range(1, K+1):
        #  print(val, k)
        nums = [i,j]
        nums.sort()
        key = str(val) + '-' + str(k)
        if key in d:
            ans += d[key]
        else:
            val = gcd(val, k)
            ans += val
            d[key] = val
print(ans)
exit()
### BUGGY CODE ###

n=int(input())
r=list(map(int,input().split()))
m=int(input())
d=list(map(int,input().split()))
e=set(d)

for item in e:
  if r.count(item)<d.count(item):
    print("NO")
    exit()
print("YES")


### FIXED CODE ###

import collections

a=int(input())
b=collections.Counter(list(map(int,input().split())))
c=int(input())
d=collections.Counter(list(map(int,input().split())))
e=set(d)

for item in e:
  if d[item]>b[item]:
    print("NO")
    exit()
    
print("YES")
### BUGGY CODE ###

k = int(input())
def judg(x):
    list_x = list(str(x))
    flag = 0
    for i in range(len(list_x) - 1):
        if abs(int(list_x[i]) - int(list_x[i + 1])) <= 1:
            flag = 0
        else:
            flag = 1
            break
    if flag == 0:
        return True
    else:
        return False
ans = 1
if k == 1:
    print("1")
else:
    i = 1 #回数
    list_a = []
    ans = 1
    while(i != k or judg(ans) == False):
        if i == k:
            ans += 1
        if judg(ans) == True:
            i += 1
            ans += 1
            list_a.append(ans)
        else:
            ans += 1
    print(ans)


### FIXED CODE ###

k = int(input())
a = list()
old = list()
for i in range(1,10):
    a.append(i)
while(True):
    if k <= len(a):
        print(a[k - 1])
        break
    k -= len(a)
    old.clear()
    a,old = old,a
    for i in old:
        for d in range(-1,2):
            last_num = i % 10 + d
            if (last_num >= 0) and (last_num <= 9):
                new = 10 * i + last_num
                a.append(new)
### BUGGY CODE ###

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

for i in range(n):
    a = t.pop(i)
    print(max(t))
    t.insert(i,a)

### FIXED CODE ###

n = int(input())
t = [int(input()) for i in range(n)]
tt = sorted(t)
m = tt[-1]
mm = tt[-2]

for i in range(n):
    if t[i] == m:
        print(mm)
    else:
        print(m)
### BUGGY CODE ###


import math

def read_input():
    n = int(input())

    ratios = []
    for i in range(n):
        t, a = map(int, input().split())
        ratios.append((t, a))

    return n, ratios


def get_votes(ex_votes, ratio):
    def check_votes(a, b):
        return a[0] <= b[0] and a[1] <= b[1]

    base = int(math.ceil(sum(ex_votes) / (ratio[0] + ratio[1])))
    while True:
        test_votes = (ratio[0]*base, ratio[1]*base)
        if check_votes(ex_votes, test_votes):
            return test_votes
        else:
            base += 1
            # diff_votes = (test_votes[0] - ex_votes[0], test_votes[1] - ex_votes[1])
            # if diff_votes[0] < diff_votes[1]:
            #     base += int(math.ceil(-diff_votes[0]/ratio[0]))
            # else:
            #     base += int(math.ceil(-diff_votes[1]/ratio[1]))

def submit():
    n, ratios = read_input()

    votes = (1, 1)
    for ratio in ratios:
        votes = get_votes(votes, ratio)

    print(sum(votes))


if __name__ == '__main__':
    submit()

### FIXED CODE ###

import math


def read_input():
    n = int(input())

    ratios = []
    for i in range(n):
        t, a = map(int, input().split())
        ratios.append((t, a))

    return n, ratios


def get_votes(ex_votes, ratio):
    def check_votes(a, b):
        return a[0] <= b[0] and a[1] <= b[1]

    def div_ceil(a, b):
        if a % b == 0:
            return a //b
        else:
            return a // b + 1

    base = div_ceil(sum(ex_votes), (ratio[0] + ratio[1]))
    base = int(base)
    while True:
        test_votes = (ratio[0] * base, ratio[1] * base)
        if check_votes(ex_votes, test_votes):
            return test_votes
        else:
            diff_votes = (test_votes[0] - ex_votes[0], test_votes[1] - ex_votes[1])
            if diff_votes[0]/ratio[0] < diff_votes[1]/ratio[1]:
                base += div_ceil(-diff_votes[0], ratio[0])
            else:
                base += div_ceil(-diff_votes[1], ratio[1])
            base = int(base)


def submit():
    n, ratios = read_input()

    votes = ratios[0]
    for ratio in ratios[1:]:
        votes = get_votes(votes, ratio)

    print(sum(votes))


if __name__ == '__main__':
    submit()
### BUGGY CODE ###

N, K = list(map(int, input().split()))
P = list(map(int, input().split()))
C = list(map(int, input().split()))

res = -10**10

for i in range(N):
    j = i
    total = 0
    loop_values = []

    while True:
        j = P[j] - 1
        loop_values.append(C[j])
        total += C[j]
        if j == i:
            break
    
    loop_length = len(loop_values)
    point_sum = 0

    for j in range(loop_length):
        point_sum += loop_values[j]
        result_cand = point_sum

        if j+1 > K:
            break

        if total > 0:
            loop_num = (K - j - 1) // loop_length
            result_cand += total * loop_num
        
        if res < result_cand:
            res = result_cand

print(res)

### FIXED CODE ###

N, K = list(map(int, input().split()))
P = list(map(int, input().split()))
C = list(map(int, input().split()))

res = -10**10

for i in range(N):
    j = i
    total = 0
    loop_values = []

    while True:
        j = P[j] - 1
        loop_values.append(C[j])
        total += C[j]
        if j == i:
            break
    
    loop_length = len(loop_values)
    point_sum = 0

    for j in range(loop_length):
        point_sum += loop_values[j]
        result_cand = point_sum

        if j+1 > K:
            break

        if total > 0:
            loop_num = (K - j - 1) // loop_length
            result_cand += total * loop_num
        
        if res < result_cand:
            res = result_cand

print(res)
### BUGGY CODE ###

N = int(input())
cnt = [0] * (N+1)

for i in range(1, N+1):
    cnt[i::i] = [j+(i*n) for n, j in enumerate(cnt[i::i],1)]

print(sum(cnt))

### FIXED CODE ###

def calc(i):
    cnt = n // i
    return (i + i*cnt) * cnt // 2

n = int(input())

ans = 0
for i in range(1, n+1):
    ans += calc(i)

print(ans)
### BUGGY CODE ###

#入力を受け取る
N,K=map(int,input().split())
a=list(map(int,input().split()))
#grundy[k]:=山にk(1≤k≤K)個石がある時のgrundy数
grundy=[0]*(K+1)
#DP(動的計画法)の考えかたを用いてGrundy数を求める
for j in range(K+1):
    s=set()
    for i in range(N):
        if a[i]<=j:
            s.add(grundy[j-a[i]])
    #mex()の動作
    g=0
    while g in s:g+=1 
    grundy[j]=g
if grundy[K]:print("First")
else:print("Second")



### FIXED CODE ###

#入力を受け取る
N,K=map(int,input().split())
a=list(map(int,input().split()))
#DPの配列(少し余裕を持たせる)、Falseで初期化
DP=[False]*(K+10)
for i in range(1,K+1):
    for j in range(N):
        if i-a[j]>=0:
            DP[i] |= ~DP[i-a[j]] # ~は否定の意味(ビット反転)
            #ORなので, 一つでもFalseがあればTrueがはいる
if DP[K]:print("First")
else: print("Second")
### BUGGY CODE ###

N = int(input())
S = input()
counts = 0
for i in range(1000):
    I = [i//100,i//10%10,i%10]
    ok = 0
    for j in range(N):
        if int(S[j])==I[ok]:
            ok+=1
        if ok == 3:
            break
    if ok==3:
        counts+=1
print(counts)

### FIXED CODE ###

N = int(input())
S = input()
 
res = 0
for i in range(10):
    if str(i) in S:
        T = S[S.index(str(i))+1:]
        
        for j in range(10):
            if str(j) in T:
                U = T[T.index(str(j))+1:]
                
                for k in range(10):
                    if str(k) in U:
                        res += 1
                
print(res)
### BUGGY CODE ###

from itertools import product as p

N = int(input())
*V, = map(int, input().split())
*C, = map(int, input().split())

ans = 0
for a in p(range(2), repeat=N):
    X, Y = 0, 0
    for i, j in enumerate(a):
        if j:
            X+=V[i]
            Y+=C[i]
    ans = max(ans, X-Y)
print(ans)

### FIXED CODE ###

from itertools import product as p

N = int(input())
*V, = map(int, input().split())
*C, = map(int, input().split())

ans = 0
for a in p(range(2), repeat=N):
    X, Y = 0, 0
    for i, j in enumerate(a):
        if j:
            X+=V[i]
            Y+=C[i]
    ans = max(ans, X-Y)
print(ans)
### BUGGY CODE ###

# For taking integer inputs.
def inp():
    return(int(input()))


# For taking List inputs.
def inlist():
    return(list(map(int, input().split())))


# For taking string inputs. Actually it returns a List of Characters, instead of a string, which is easier to use in Python, because in Python, Strings are Immutable.
def instr():
    s = input()
    return(list(s[:len(s)]))


# For taking space seperated integer variable inputs.
def invr():
    return(map(int, input().split()))


N, K, Q = invr()
S = [K] * (N+1)
A = []
for i in range(1, Q+1):
    a = inp()
    for j in range(1, N+1):
        if j != a:
            S[j] -= 1
for s in S[1:]:
    if s > 0:
        print("Yes")
    else:
        print("No")


### FIXED CODE ###

# For taking integer inputs.
def inp():
    return(int(input()))


# For taking List inputs.
def inlist():
    return(list(map(int, input().split())))


# For taking string inputs. Actually it returns a List of Characters, instead of a string, which is easier to use in Python, because in Python, Strings are Immutable.
def instr():
    s = input()
    return(list(s[:len(s)]))


# For taking space seperated integer variable inputs.
def invr():
    return(map(int, input().split()))


N, K, Q = invr()
S = [K] * (N+1)
t = 0
for i in range(1, Q+1):
    a = inp()
    S[a] += 1
    t += 1

for i in range(1, N+1):
    if S[i] - t > 0:
        print("Yes")
    else:
        print("No")
### BUGGY CODE ###

S = input()
cnt = 0
for i in range(len(S)):
    if S[i] == 'W':
        cnt += S[:i].count('B')
print(cnt)

### FIXED CODE ###

S = input()
cnt = 0
ans = 0
left = 0
for i in range(len(S)):
    if S[i] == 'W':
        cnt += S[left:i].count('B')
        ans += cnt
        left = i
print(ans)
### BUGGY CODE ###

n = int(input())
T = tuple(map(int, input()))
ans = 0
for i in range(0, 1000):
    a = i // 100
    b = (i // 10) % 10
    c = i % 10
    flag1 = False
    flag2 = False
    flag3 = False
    for t in T:
        if flag2:
            if t == c:
                flag3 = True
                break
        if flag1:
            if t == b:
                flag2 = True
                continue
        if t == a:
            flag1 = True

    if flag3:
        ans += 1
print(ans)


### FIXED CODE ###

def main():
    n = int(input())
    T = tuple(map(int, input()))
    ans = 0
    for i in range(0, 1000):
        a = i // 100
        b = (i // 10) % 10
        c = i % 10
        flag1 = False
        flag2 = False
        flag3 = False
        for t in T:
            if flag2:
                if t == c:
                    flag3 = True
                    break
            if flag1:
                if t == b:
                    flag2 = True
                    continue
            if t == a:
                flag1 = True

        if flag3:
            ans += 1
    print(ans)
if __name__ == "__main__":
    main()
### BUGGY CODE ###

class DoublyLinkedList:
    def __init__(self, value = -1):
        self.value = value
        self.prev = self
        self.next = self

    def insert(self, value):
        newNode = DoublyLinkedList(value)
        newNode.next = self.next
        newNode.prev = self
        self.next.prev = newNode
        self.next = newNode

    def delete(self, value):
        node = self.next
        while node.value != -1:
            if node.value == value:
                node.next.prev = node.prev
                node.prev.next = node.next
                break
            node = node.next

    def deleteFirst(self):
        if self.next.value != -1:
            self.next = self.next.next
            self.next.prev = self

    def deleteLast(self):
        if self.prev.value != -1:
            self.prev = self.prev.prev
            self.prev.next = self

    def printAll(self):
        node = self.next
        while node.next.value != -1:
            print node.value,
            node = node.next
        print node.value

if __name__ == "__main__":
    dll = DoublyLinkedList()

    N = input()
    for i in range(N):
        raw = raw_input().split()
        com = raw[0]
        if len(raw) > 1:
            value = int(raw[1])
        if com == "insert":
            dll.insert(value)
        elif com == "delete":
            dll.delete(value)
        elif com == "deleteFirst":
            dll.deleteFirst()
        else:
            dll.deleteLast()
    dll.printAll()

### FIXED CODE ###

import sys

class DoublyLinkedList:
    def __init__(self, value = -1):
        self.value = value
        self.prev = self
        self.next = self

    def insert(self, value):
        newNode = DoublyLinkedList(value)
        newNode.next = self.next
        newNode.prev = self
        self.next.prev = newNode
        self.next = newNode

    def delete(self, value):
        node = self.next
        while node.value != -1:
            if node.value == value:
                node.next.prev = node.prev
                node.prev.next = node.next
                break
            node = node.next

    def deleteFirst(self):
        if self.next.value != -1:
            self.next = self.next.next
            self.next.prev = self

    def deleteLast(self):
        if self.prev.value != -1:
            self.prev = self.prev.prev
            self.prev.next = self

    def printAll(self):
        node = self.next
        while node.next.value != -1:
            print node.value,
            node = node.next
        print node.value

if __name__ == "__main__":
    dll = DoublyLinkedList()
    lines = sys.stdin.readlines()
    lines.pop(0)
    for line in lines:
        if line[0] == "i":
            dll.insert(int(line[7:]))
        elif line[6] == "F":
            dll.deleteFirst()
        elif line[6] == "L":
            dll.deleteLast()
        else:
            dll.delete(int(line[7:]))
    dll.printAll()
### BUGGY CODE ###

import collections

N, M= (int(i) for i in input().split())
A = [int(i) for i in input().split()]
A_dict = collections.Counter(A)

for i in range(M):
  B,C = map(int, input().split())
  if C in A_dict:
    A_dict[C] += B
  else:
    A_dict[C] = B

ans = 0
for i in range(N):
  max_A_dict = max(A_dict)
  ans += max_A_dict
  if A_dict[max_A_dict] == 1:
    A_dict.pop(max_A_dict)
  else:
    A_dict[max_A_dict] -=1

print(ans)

### FIXED CODE ###

N, M= (int(i) for i in input().split())
A = [int(i) for i in input().split()]
BC = [list(map(int, input().split())) for _ in range(M)]
count = 0

BC = sorted(BC, key=lambda x: x[1],reverse=True)
min_A = min(A)

for B,C in BC:
  if min_A >= C and count > N:
    break
  else:
    l = min(B, N-count)
    for i in range(l):
      count+=1
      A.append(C)

A.sort()

ans = sum(A[count:len(A)])

print(ans)
### BUGGY CODE ###

n,k = map(int,input().split())
xyl = []
for _ in range(n):
    x,y = map(int,input().split())
    xyl.append((x,y))

ans = float("inf")
for i in range(n):
    for j in range(i+1, n):
        for h in range(n):
            for g in range(h+1, n):
                x1 = min(xyl[i][0], xyl[j][0], xyl[h][0], xyl[g][0])
                x2 = max(xyl[i][0], xyl[j][0], xyl[h][0], xyl[g][0])
                y1 = min(xyl[i][1], xyl[j][1], xyl[h][1], xyl[g][1])
                y2 = max(xyl[i][1], xyl[j][1], xyl[h][1], xyl[g][1])
                cnt = 0
                for p in range(n):
                    if x1 <= xyl[p][0] <= x2 and  y1 <= xyl[p][1] <= y2:
                        cnt += 1
                        if cnt == k:
                            ans = min(ans, (x2 - x1) * (y2 - y1))
                            break




print(ans)


### FIXED CODE ###

N, K = list(map(int, input().split()))
P = sorted([tuple(map(int, input().split())) for _ in range(N)])

ans = 1e30
for lx in range(N):
    for rx in range(lx+K, N+1):
        Q = sorted(P[lx:rx], key=lambda x:x[1])
        for ly in range(len(Q)):
            R = Q[ly:ly+K]
            if len(R)>=K: ans = min(ans, (P[rx-1][0]-P[lx][0])*(R[-1][1]-R[0][1]))
print(ans)
### BUGGY CODE ###

a,b,k=list(map(int,input().split()))
for i in range(k):
  if(a>0):
    a-=1
  elif(b>0):
    b-=1
  else:
    pass
print("{} {}".format(a,b))

### FIXED CODE ###

A,B,K=map(int,input().split())
print(max(A-K,0),max(B-max(K-A,0),0))
### BUGGY CODE ###

a, b, x = [int(n) for n in input().split()]

res = 0
for n in range(a, b + 1):
    if n % x == 0:
        res += 1
print(res)


### FIXED CODE ###

a, b, x = [int(n) for n in input().split()]

qa = a // x
qb = b // x
ra = a % x
rb = b % x
res = qb - qa
if ra == 0:
    res += 1

print(res)
### BUGGY CODE ###

import itertools
import math
 
K = int(input())
l = range(1, K+1)
ans = 0
 
for a, b, c in itertools.product(l, repeat=3):
    ans += math.gcd(math.gcd(a, b), c)
 
print(ans)

### FIXED CODE ###

import itertools
import math
 
K = int(input())
l = range(1, K+1)
ans = sum(l)
 
for a, b in itertools.combinations(l, 2):
    ans += math.gcd(a, b) * 6
 
for a, b, c in itertools.combinations(l, 3):
    ans += math.gcd(math.gcd(a,b), c)*6
    
        
print(ans)
### BUGGY CODE ###

R, C, K = map(int, input().split())
rcvs = [tuple(map(int, input().split())) for _ in range(K)]

rcvs.sort(key = lambda t: t[1] * 30000 + t[0])

dp = [[0] * (R+1) for _ in range(4)]
index = 0
for c in range(C+1):
    while index < K and rcvs[index][1] == c:
        x, _, v = rcvs[index]
        if dp[3][x] < dp[2][x] + v:
            dp[3][x] = dp[2][x] + v
        if dp[2][x] < dp[1][x] + v:
            dp[2][x] = dp[1][x] + v
        if dp[1][x] < dp[0][x] + v:
            dp[1][x] = dp[0][x] + v
        index += 1
        for r in range(R):
            dp[0][r+1] = max(dp[0][r], dp[1][r], dp[2][r], dp[3][r])
        #print(dp)   
    
print(max(max(row) for row in dp))


### FIXED CODE ###

R, C, K = map(int, input().split())
points_dict = dict()
for _ in range(K):
    r, c, v = map(int, input().split())
    points_dict[r * 30000 + c] = v

dp = [[[0] * (C+1) for _ in range(R+1)] for _ in range(4)] # dp[4][R+1][C+1]
index = 0
for i in range(1, R+1):
    for j in range(1, C+1):
        #移動
        for k in range(4):
            if dp[0][i][j] < dp[k][i-1][j]:
                dp[0][i][j] = dp[k][i-1][j]
            if dp[k][i][j] < dp[k][i][j-1]:
                dp[k][i][j] = dp[k][i][j-1]
        #あれば、拾うかどうか
        if i * 30000 + j in points_dict:
            v = points_dict[i * 30000 + j]
            for k in range(3, 0, -1):
                if dp[k][i][j] < dp[k-1][i][j] + v:
                    dp[k][i][j] = dp[k-1][i][j] + v
"""
for i in range(4):
    print(i)
    print(*dp[i], sep = '\n')
"""
print(max((dp[i][R][C] for i in range(4))))