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

L, R = map(int, input().split())
MOD = 2019

# if L == R:
#     tmp = L % MOD
#     print(tmp*tmp)
# else:
#     a = np.array(range(L, R+1)) % MOD
#     b = np.sort(a,kind='quicksort')
#     print(b[0]*b[1])

minMOD = 2019
# minMOD2 = 2019
#
# for i in range(L, R+1):
#     tmp = i % MOD
#     if tmp == 0:
#         minMOD = 0
#         break
#
#     if tmp < minMOD:
#         minMOD = tmp
#     elif tmp < minMOD2:
#         minMOD2 = tmp

#print((minMOD * minMOD2) % MOD)

for i in range(L, R+1):
    for j in range(i+1, R+1):
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)


Fixed submission:
import numpy as np

L, R = map(int, input().split())
MOD = 2019

# if L == R:
#     tmp = L % MOD
#     print(tmp*tmp)
# else:
#     a = np.array(range(L, R+1)) % MOD
#     b = np.sort(a,kind='quicksort')
#     print(b[0]*b[1])

minMOD = 2019
# minMOD2 = 2019
#
# for i in range(L, R+1):
#     tmp = i % MOD
#     if tmp == 0:
#         minMOD = 0
#         break
#
#     if tmp < minMOD:
#         minMOD = tmp
#     elif tmp < minMOD2:
#         minMOD2 = tmp

#print((minMOD * minMOD2) % MOD)

for i in range(L, R+1):
    if(i % MOD) == 0:
        minMOD = 0
        break
    for j in range(i+1, R+1):
        if(j % MOD) == 0:
            minMOD = 0
            break
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)

Buggy python submission (verdict: Runtime Error):
import numpy as np

L, R = map(int, input().split())
MOD = 2019

# if L == R:
#     tmp = L % MOD
#     print(tmp*tmp)
# else:
#     a = np.array(range(L, R+1)) % MOD
#     b = np.sort(a,kind='quicksort')
#     print(b[0]*b[1])

minMOD = 2019
# minMOD2 = 2019
#
# for i in range(L, R+1):
#     tmp = i % MOD
#     if tmp == 0:
#         minMOD = 0
#         break
#
#     if tmp < minMOD:
#         minMOD = tmp
#     elif tmp < minMOD2:
#         minMOD2 = tmp

#print((minMOD * minMOD2) % MOD)

for i in range(L, R+1):
    for j in range(i+1, R+1):
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)


Fixed submission:
import numpy as np

L, R = map(int, input().split())
MOD = 2019

# if L == R:
#     tmp = L % MOD
#     print(tmp*tmp)
# else:
#     a = np.array(range(L, R+1)) % MOD
#     b = np.sort(a,kind='quicksort')
#     print(b[0]*b[1])

minMOD = 2019
# minMOD2 = 2019
#
# for i in range(L, R+1):
#     tmp = i % MOD
#     if tmp == 0:
#         minMOD = 0
#         break
#
#     if tmp < minMOD:
#         minMOD = tmp
#     elif tmp < minMOD2:
#         minMOD2 = tmp

#print((minMOD * minMOD2) % MOD)

for i in range(L, R+1):
    if(i % MOD) == 0:
        minMOD = 0
        break
    for j in range(i+1, R+1):
        if(j % MOD) == 0:
            minMOD = 0
            break
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)

Buggy python submission (verdict: Runtime Error):
import numpy as np

L, R = map(int, input().split())
MOD = 2019

minMOD = 2019

for i in range(L, R+1):
    for j in range(i+1, R+1):
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)


Fixed submission:
import numpy as np

L, R = map(int, input().split())
MOD = 2019

# if L == R:
#     tmp = L % MOD
#     print(tmp*tmp)
# else:
#     a = np.array(range(L, R+1)) % MOD
#     b = np.sort(a,kind='quicksort')
#     print(b[0]*b[1])

minMOD = 2019
# minMOD2 = 2019
#
# for i in range(L, R+1):
#     tmp = i % MOD
#     if tmp == 0:
#         minMOD = 0
#         break
#
#     if tmp < minMOD:
#         minMOD = tmp
#     elif tmp < minMOD2:
#         minMOD2 = tmp

#print((minMOD * minMOD2) % MOD)

for i in range(L, R+1):
    if(i % MOD) == 0:
        minMOD = 0
        break
    for j in range(i+1, R+1):
        if(j % MOD) == 0:
            minMOD = 0
            break
        tmp = (i*j)%MOD
        if tmp < minMOD:
            minMOD = tmp
            if(tmp == 0):
                break

print(minMOD)