Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Time Limit Exceeded):
n,k = map(int,input().split())

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

from collections import deque
q = deque()

for i in range(n-k+1):
    if i==0:
        for j in range(k):
            mu = (p[j]+1)/2
            q.append(mu)
            M = sum(q)
    else:
        q.popleft()
        mu = (p[i+k-1]+1)/2
        q.append(mu)
        m = sum(q)
        M = max(m,M)

print(M)

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

ls_mu = []
for i in range(n):
    mu = (p[i]+1)/2
    ls_mu.append(mu)
# print(ls_mu)
m = 0
M = 0
for i in range(n-k+1):
    if i==0:
        for j in range(k):
            m += ls_mu[j]
        M += m
    else:
        l = ls_mu[i-1]
        r = ls_mu[i+k-1]
        m = m - l + r
        M = max(m,M)

print(M)

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

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

from collections import deque
q = deque()

for i in range(n-k+1):
    if i==0:
        for j in range(k):
            mu = (p[j]+1)/2
            q.append(mu)
            M = sum(q)
    else:
        q.popleft()
        mu = (p[i+k-1]+1)/2
        q.append(mu)
        m = sum(q)
        M = max(m,M)

print(M)

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

ls_mu = []
for i in range(n):
    mu = (p[i]+1)/2
    ls_mu.append(mu)
# print(ls_mu)
m = 0
M = 0
for i in range(n-k+1):
    if i==0:
        for j in range(k):
            m += ls_mu[j]
        M += m
    else:
        l = ls_mu[i-1]
        r = ls_mu[i+k-1]
        m = m - l + r
        M = max(m,M)

print(M)

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

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

ls_mu = []
for i in range(n):
    mu = (p[i]+1)/2
    ls_mu.append(mu)

# print(ls_mu)

M = 0
for i in range(n-k+1):
    m = sum(ls_mu[i:i+k])
    M = max(m,M)

print(M)

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

ls_mu = []
for i in range(n):
    mu = (p[i]+1)/2
    ls_mu.append(mu)
# print(ls_mu)
m = 0
M = 0
for i in range(n-k+1):
    if i==0:
        for j in range(k):
            m += ls_mu[j]
        M += m
    else:
        l = ls_mu[i-1]
        r = ls_mu[i+k-1]
        m = m - l + r
        M = max(m,M)

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

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

mod = 10**9 + 7

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm(*numbers):
    return reduce(lcm_base, numbers, 1)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

x = lcm_list(a)
# print(x)

ans = 0
for i in range(n):
    ans += int(x/a[i])%mod

print(int(ans)%mod)

Fixed submission:
n = int(input())

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

mod = 10**9 + 7

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm(*numbers):
    return reduce(lcm_base, numbers, 1)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

x = lcm_list(a)
# print(x)

ans = 0
for i in range(n):
    ans += int(x//a[i])

print(int(ans)%mod)

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

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

mod = 10**9 + 7

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm(*numbers):
    return reduce(lcm_base, numbers, 1)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

x = lcm_list(a)

# print(x)

ans = 0
for i in range(n):
    ans += x/a[i]

print(int(ans)%mod)

Fixed submission:
n = int(input())

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

mod = 10**9 + 7

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm(*numbers):
    return reduce(lcm_base, numbers, 1)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

x = lcm_list(a)
# print(x)

ans = 0
for i in range(n):
    ans += int(x//a[i])

print(int(ans)%mod)
Buggy python submission (verdict: Runtime Error):
import sys
readline = sys.stdin.buffer.readline

from collections import deque
from copy import copy,deepcopy
from itertools import permutations,combinations
from pprint import pprint

def myinput():
    return map(int,readline().split())

def mycol(data,col):
    return [ row[col] for row in data ]

def mysort(data,col):
    return data.sort(key=lambda x:x[col],reverse=True)

n = int(input())
xl = [ list(myinput()) for _ in range(n) ]

ls = []
for i in range(n):
    x = xl[i][0]
    l = xl[i][1]
    s = x - l
    e = x + l
    d= [s,e]
    ls.append(d)
# print(ls)
ls.sort(key=lambda x:x[1],reverse=False)
# print(ls)

count = 0
e = -1*float("inf")
for i in range(n):
    ns,ne = ls[i]
    if ns>=e:
        count += 1
        e = copy(ne)
    else:
        pass

print(count)

Fixed submission:
import sys
readline = sys.stdin.buffer.readline

from collections import deque
from copy import copy,deepcopy
from itertools import permutations,combinations
from pprint import pprint

def myinput():
    return map(int,input().split())

def mycol(data,col):
    return [ row[col] for row in data ]

def mysort(data,col):
    return data.sort(key=lambda x:x[col],reverse=True)

n = int(input())
xl = [ list(myinput()) for _ in range(n) ]
# print(xl)

ls = []
for i in range(n):
    x = xl[i][0]
    l = xl[i][1]
    s = x - l
    e = x + l
    d = [s,e]
    ls.append(d)
# print(ls)
ls.sort(key=lambda x:x[1],reverse=False)
# print(ls)

count = 0
e = -1*float("inf")
for i in range(n):
    ns,ne = ls[i]
    if ns>=e:
        count += 1
        e = copy(ne)
    else:
        pass

print(count)
Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

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

ps = [ list(input().split()) for _ in range(m) ]

ac_list = []
wa_count_list = [0]*n
wa_count = 0
# ac_count = 0
for i in range(m):
    q = int(ps[i][0])
    if q in ac_list:
        pass
    else:
        if ps[i][1] == "AC":
            # ac_count += 1
            ac_list.append(int(ps[i][0]))
            wa_count += wa_count_list[q-1]
        else:
            wa_count_list[q-1] += 1

print(len(ac_list),wa_count)

Fixed submission:
import sys
input = sys.stdin.readline

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

ps = [ list(input().split()) for _ in range(m) ]

ac_count_list = [0]*n
wa_count_list = [0]*n
wa_count = 0

for i in range(m):
    q = int(ps[i][0])
    if ps[i][1] == "AC":
        if ac_count_list[q-1] == 0:
            ac_count_list[q-1] = 1
            wa_count += wa_count_list[q-1]
        else:
            pass
    else:
        if ac_count_list[q-1]==0:
            wa_count_list[q-1] += 1

print(sum(ac_count_list),wa_count)

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

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

ps = [ list(input().split()) for _ in range(m) ]

ac_list = []
wa_count_list = [0]*n
wa_count = 0
ac_count = 0
for i in range(m):
    q = int(ps[i][0])
    if q in ac_list:
        pass
    else:
        if ps[i][1] == "AC":
            ac_count += 1
            ac_list.append(int(ps[i][0]))
            wa_count += wa_count_list[q-1]
        else:
            wa_count_list[q-1] += 1

print(ac_count,wa_count)

Fixed submission:
import sys
input = sys.stdin.readline

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

ps = [ list(input().split()) for _ in range(m) ]

ac_count_list = [0]*n
wa_count_list = [0]*n
wa_count = 0

for i in range(m):
    q = int(ps[i][0])
    if ps[i][1] == "AC":
        if ac_count_list[q-1] == 0:
            ac_count_list[q-1] = 1
            wa_count += wa_count_list[q-1]
        else:
            pass
    else:
        if ac_count_list[q-1]==0:
            wa_count_list[q-1] += 1

print(sum(ac_count_list),wa_count)

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

ps = [ list(input().split()) for _ in range(m) ]

ac_list = []
wa_count_list = [0]*n
wa_count = 0
ac_count = 0
for i in range(m):
    q = int(ps[i][0])
    if q in ac_list:
        pass
    else:
        if ps[i][1] == "AC":
            ac_count += 1
            ac_list.append(int(ps[i][0]))
            wa_count += wa_count_list[q-1]
        else:
            wa_count_list[q-1] += 1

print(ac_count,wa_count)

Fixed submission:
import sys
input = sys.stdin.readline

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

ps = [ list(input().split()) for _ in range(m) ]

ac_count_list = [0]*n
wa_count_list = [0]*n
wa_count = 0

for i in range(m):
    q = int(ps[i][0])
    if ps[i][1] == "AC":
        if ac_count_list[q-1] == 0:
            ac_count_list[q-1] = 1
            wa_count += wa_count_list[q-1]
        else:
            pass
    else:
        if ac_count_list[q-1]==0:
            wa_count_list[q-1] += 1

print(sum(ac_count_list),wa_count)
Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
count = 0
for i in range(n):
    if s[i]!="A":
        pass
    else:
        if s[i+1]!="B":
            pass
        else:
            if s[i+2]!="C":
                pass
            else:
                count += 1
print(count)

Fixed submission:
n = int(input())
s = input()
count = 0
for i in range(n-2):
    if s[i]!="A":
        pass
    else:
        if s[i+1]!="B":
            pass
        else:
            if s[i+2]!="C":
                pass
            else:
                count += 1
    
print(count)
Buggy python submission (verdict: Time Limit Exceeded):
n,m = map(int,input().split())

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

# c = [ i for i in a if i%2!=0 ]
# if len(c)!=0:
#     print(0)
#     exit()

b = list(map( lambda x : x//2 , a ))

# print(a)
# print(b)

def factorization(n):
    arr = []
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])

    return arr

chls = []
for i in range(n):
    f = factorization(a[i])
    num2 = f[0][1]
    chls.append(num2)
if len(list(set(chls)))!=1:
    print(0)
    exit()

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

l = lcm_list(b)
# print(l)
# if l>m:
#     print(0)
#     exit()

pmax = (m-l) // (2*l)
# print(pmax)

ans = pmax + 1

print(ans)

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

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

# c = [ i for i in a if i%2!=0 ]
# if len(c)!=0:
#     print(0)
#     exit()

b = list(map( lambda x : x//2 , a ))

# print(a)
# print(b)

# def factorization(n):
#     arr = []
#     temp = n
#     for i in range(2, int(-(-n**0.5//1))+1):
#         if temp%i==0:
#             cnt=0
#             while temp%i==0:
#                 cnt+=1
#                 temp //= i
#             arr.append([i, cnt])

#     if temp!=1:
#         arr.append([temp, 1])

#     if arr==[]:
#         arr.append([n, 1])

#     return arr

# chls = []
# for i in range(n):
#     f = factorization(a[i])
#     num2 = f[0][1]
#     chls.append(num2)
# if len(list(set(chls)))!=1:
#     print(0)
#     exit()

def count2inNumber(n):
    count = 0
    while n%2==0:
        n //= 2
        count += 1
    return count

chls = []
for i in range(n):
    count = count2inNumber(a[i])
    chls.append(count)
if len(list(set(chls)))!=1:
    print(0)
    exit()

from fractions import gcd
from functools import reduce

def lcm_base(x, y):
    return (x * y) // gcd(x, y)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

l = lcm_list(b)
# print(l)
# if l>m:
#     print(0)
#     exit()

pmax = (m-l) // (2*l)
# print(pmax)

ans = pmax + 1

print(ans)
Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int,input().split()))
count = 0

if 1 in a:
    pass
else:
    print(-1)
    exit()
    
for i in range(1,n+1):
    if i in a:
        indx = a.index(i)
        count += indx
        a = a[indx+1:]
        # print(count)
        # print(a)
    else:
        count += len(a)
        break

print(count)

Fixed submission:
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int,input().split()))
count = 0

if 1 in a:
    pass
else:
    print(-1)
    exit()

no = 1
for i in range(len(a)):
    if a[i]==no:
        no += 1
    else:
        count += 1

print(count)

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

a = list(map(int,input().split()))
flag = 0
count = 0

if 1 in a:
    pass
else:
    print(-1)
    exit()
    
for i in range(1,n+1):
    if i in a:
        indx = a.index(i)
        count += indx
        a = a[indx+1:]
        # print(count)
        # print(a)
    else:
        count += len(a)
        break

print(count)

Fixed submission:
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int,input().split()))
count = 0

if 1 in a:
    pass
else:
    print(-1)
    exit()

no = 1
for i in range(len(a)):
    if a[i]==no:
        no += 1
    else:
        count += 1

print(count)
Buggy python submission (verdict: Time Limit Exceeded):
# import sys
# input = sys.stdin.readline

n = int(input())
s = input()

ls_password = []

for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            pw = s[i] + s[j] + s[k]
            ls_password.append(pw)

# print(ls_password)

print(len(set(ls_password)))

Fixed submission:
import sys
input = sys.stdin.readline

n = int(input())
s = input()

count = 0

ls_si = []
for i in range(n-2):
    # print("i={}".format(i))
    if s[i] in ls_si:
        pass
    else:
        ls_si.append(s[i])
        ls_sj = []
        for j in range(i+1,n-1):
            if s[j] in ls_sj:
                pass
            else:
                ls_sj.append(s[j])
                # ls = s[j+1:-1]
                # st = set(ls)
                # l = len(st)
                # print(ls)
                # print(st)
                # print(l)
                count += len(set(list(s[j+1:-1])))

# print(ls_si)
# print(ls_sj)
print(count)

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

n = int(input())
s = input()

ls_password = []

for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            pw = s[i] + s[j] + s[k]
            ls_password.append(pw)

# print(ls_password)

print(len(set(ls_password)))

Fixed submission:
import sys
input = sys.stdin.readline

n = int(input())
s = input()

count = 0

ls_si = []
for i in range(n-2):
    # print("i={}".format(i))
    if s[i] in ls_si:
        pass
    else:
        ls_si.append(s[i])
        ls_sj = []
        for j in range(i+1,n-1):
            if s[j] in ls_sj:
                pass
            else:
                ls_sj.append(s[j])
                # ls = s[j+1:-1]
                # st = set(ls)
                # l = len(st)
                # print(ls)
                # print(st)
                # print(l)
                count += len(set(list(s[j+1:-1])))

# print(ls_si)
# print(ls_sj)
print(count)

Buggy python submission (verdict: Time Limit Exceeded):
import sys
input = sys.stdin.readline

n = int(input())
s = input()

ls_password = []

for i in range(n-2):
    for j in range(i+1,n-1):
        for k in range(j+1,n):
            pw = s[i] + s[j] + s[k]
            ls_password.append(pw)

# print(ls_password)

print(len(set(ls_password)))

Fixed submission:
import sys
input = sys.stdin.readline

n = int(input())
s = input()

count = 0

ls_si = []
for i in range(n-2):
    # print("i={}".format(i))
    if s[i] in ls_si:
        pass
    else:
        ls_si.append(s[i])
        ls_sj = []
        for j in range(i+1,n-1):
            if s[j] in ls_sj:
                pass
            else:
                ls_sj.append(s[j])
                # ls = s[j+1:-1]
                # st = set(ls)
                # l = len(st)
                # print(ls)
                # print(st)
                # print(l)
                count += len(set(list(s[j+1:-1])))

# print(ls_si)
# print(ls_sj)
print(count)
Buggy python submission (verdict: Runtime Error):
x,y = list(map(int,input().split()))

mod = 10**9 + 7

# import math
# def comb(n,r):
#     return (math.factorial(n)//(math.factorial(n-r)*math.factorial(r)))

def comb(n,r,mod):
	'''
	return nCr
	O(min{n-r, r})
	'''
	a=1
	b=1
	r = min(r,n-r)
	for i in range(r):
		a = a*(n-i)%mod
		b = b*(i+1)%mod
	return a*pow(b,mod-2,mod)%mod

if (x+y)%3!=0:
    print(0)
    exit()
else:
    n = (2/3)*x - (1/3)*y
    m = (2/3)*y - (1/3)*x
    if n>=0 and m>=0:
        print(comb(int(n+m),int(m),mod))
        exit()
    else:
        print(0)
        exit()

Fixed submission:
n = int(input())

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

# print(xy)

import itertools
import numpy as np

def calc_distance(z1,z2):
    v1 = np.array(z1)
    v2 = np.array(z2)
    d = np.linalg.norm(v1-v2,2)
    return d


table = np.zeros((n,n))
for i in range(n):
    for j in range(n):
        if i==j:
            pass
        else:
            z1 = xy[i]
            z2 = xy[j]
            table[i,j] = calc_distance(z1,z2)
        
    
# print(table)

wa = 0
count = 0
for i in itertools.permutations(range(1,n+1)):
    # print(i)
    count += 1
    for j in range(len(i)-1):
        d = table[i[j]-1,i[j+1]-1]
        # print(d)
        wa += d

ans = wa/count
# print(wa)
# print(count)
print(ans)
Buggy python submission (verdict: Runtime Error):
n = int(input())

if n>81:
    print("No")
    exit()
elif n<10:
    print("Yes")
    exit()
elif n%2==0:
    a = n/2
    if a<10:
        print("Yes")
        exit()
    else n%3==0:
        a = n/3
        if a<10:
            print("Yes")
            exit()
        else n%4==0:
            a = n/4
            if a<10:
                print("Yes")
                exit()
            else n%5==0:
                a = n/5
                if a<10:
                    print("Yes")
                    exit()
                else n%6==0:
                    a = n/6
                    if a<10:
                        print("Yes")
                        exit()
                    else n%7==0:
                        a = n/7
                        if a<10:
                            print("Yes")
                            exit()
                        else n%8==0:
                            a = n/8
                            if a<10:
                                print("Yes")
                                exit()
                            else n%9==0:
                                a = n/9
                                if a<10:
                                    print("Yes")
                                    exit()
                                else:
                                    print("No")

Fixed submission:
n = int(input())

if n>81:
    print("No")
elif n<10:
    print("Yes")
else:
    for i in reversed(range(1,10)):
        if n%i==0:
            s = n/i
            if s<10:
                print("Yes")
                exit()
    print("No")
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = input()
count = 1
l = len(set(list(s)))
while( l!=1 ):
    if s[1]!=s[0]:
        count += 1
        s = s[1:]
        l = len(set(list(s)))
    else:
        s = s[1:]
print(count)

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

for i in range(n):
    if i==0:
        count = 1
    else:
        if s[i]!=s[i-1]:
            count += 1
        else:
            pass
print(count)

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
s = input()
count = 1
l = len(set(list(s)))
while( l!=1 ):
    if s[1]!=s[0]:
        count += 1
        s = s[1:]
    else:
        s = s[1:]
    l = len(set(list(s)))
print(count)

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

for i in range(n):
    if i==0:
        count = 1
    else:
        if s[i]!=s[i-1]:
            count += 1
        else:
            pass
print(count)
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = [int(input()) for i in range(n)]
for i in range(n):
    a_tmp = a[:]
    a_tmp[i] = 0
    print(max(a_tmp))

Fixed submission:
n = int(input())
a = [int(input()) for i in range(n)]
maxvalue = max(a)
maxindex = a.index(max(a))
for i in range(n):
    if i != maxindex:
        print(maxvalue)
    else:
        a_tmp = a[:]
        a_tmp.pop(maxindex) 
        print(max(a_tmp))

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
a = [int(input()) for i in range(n)]
for i in range(n):
    a_tmp = a[:]
    a_tmp.pop(i)
    print(max(a_tmp))

Fixed submission:
n = int(input())
a = [int(input()) for i in range(n)]
maxvalue = max(a)
maxindex = a.index(max(a))
for i in range(n):
    if i != maxindex:
        print(maxvalue)
    else:
        a_tmp = a[:]
        a_tmp.pop(maxindex) 
        print(max(a_tmp))
Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif:
  	mod = 2019
	for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            mod = min(mod,mod_new)
    print(mod)

Fixed submission:
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif 3<=n and n<2019:
    for k in range(l,r+1):
        if k%673==0:
            print(0)
            exit()

    mod = 2019
    for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            if mod_new == 1:
                print(1)
                exit()
            else:
                mod = min(mod,mod_new)
    print(mod)                             
else:
    print((l*r)%2019)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif 3<=n and n<2019:
	mod = 2019
    for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            mod = min(mod,mod_new)
    print(mod)                             
else:
    print((l*r)%2019)

Fixed submission:
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif 3<=n and n<2019:
    for k in range(l,r+1):
        if k%673==0:
            print(0)
            exit()

    mod = 2019
    for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            if mod_new == 1:
                print(1)
                exit()
            else:
                mod = min(mod,mod_new)
    print(mod)                             
else:
    print((l*r)%2019)

Buggy python submission (verdict: Time Limit Exceeded):
l,r = map(int, input().split())
 
mod = 2019
for j in range(r,l,-1):
    for i in range(j-1,l-1,-1):
        mod_new = (i*j)%2019
        mod = min(mod,mod_new)

print(mod)

Fixed submission:
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif 3<=n and n<2019:
    for k in range(l,r+1):
        if k%673==0:
            print(0)
            exit()

    mod = 2019
    for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            if mod_new == 1:
                print(1)
                exit()
            else:
                mod = min(mod,mod_new)
    print(mod)                             
else:
    print((l*r)%2019)

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

l,r = map(int, input().split())
 
seki = []
for j in range(r,l,-1):
    for i in range(j-1,l-1,-1):
        seki.append(i*j)

mod = np.array(seki) % 2019
print(mod.min())

Fixed submission:
l,r = map(int, input().split())
n = r - l + 1
if 2019<=n:
    print(0)
elif 3<=n and n<2019:
    for k in range(l,r+1):
        if k%673==0:
            print(0)
            exit()

    mod = 2019
    for i in range(l,r):
        for j in range(l+1,r+1):
            mod_new = (i*j)%2019
            if mod_new == 1:
                print(1)
                exit()
            else:
                mod = min(mod,mod_new)
    print(mod)                             
else:
    print((l*r)%2019)