Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(ans > ((res[hoge] * res[fuga]) % 2019)):
        ans = (res[hoge] * res[fuga]) % 2019
  print(ans)

Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(ans > ((res[hoge] * res[fuga]) % 2019):
        ans = (res[hoge] * res[fuga]) % 2019
  print(ans)

Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(ans > (res[hoge] * res[fuga]) % 2019):
        ans = (res[hoge] * res[fuga]) % 2019
print(ans)

Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append((i * j) % 2019)
  res.sort
  if(3 in res and 673 in res):
    print(0)
  else:
    print(res[0] * res[1])

Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append((i * j) % 2019)
  if(3 in res and 673 in res):
    print(0)
  else:
    print(res[0] * res[1])

Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)

Buggy python submission (verdict: Runtime Error):
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    for j in range(l + i, r + 1):    
    res.append((i * j) % 2019)
  if(3 in res and 673 in res):
    print(0)
  else:
    print(res[0] * res[1])


Fixed submission:
l,r = map(int, input().split())
if (r - l >= 2019):
  print(0)
else:
  res = []
  for i in range(l, r + 1):
    res.append(i % 2019)
  res.sort()
  ans = 2019 * 2019
  for hoge in res:
    for fuga in res:
      if(hoge != fuga and ans > ((hoge * fuga) % 2019)):
        ans = (hoge * fuga) % 2019
  print(ans)