from random import randint
a = [randint(1, 1000) for i in range(1000)]

print("#%d : %d" % [(i, n) for i, n in enumerate(a) if n == min(a)][-1])

def min2(arr):
min_n = arr[0]
min_index = 0
for i, n in enumerate(arr):
if n <= min_n:
min_n = n
min_index = i
return min_index, min_n


def min3(arr):
return len(arr)-1 - list(reversed(arr)).index(min(arr)), min(arr)

print("#%d : %d" % min2(a))
print("#%d : %d" % min3(a))

from timeit import timeit

print(timeit(lambda: min2(a), number=40))
print(timeit(lambda: [(i, n) for i, n in enumerate(a) if n == min(a)][-1], number=40))
print(timeit(lambda: min3(a), number=40))