python for loop array index
colors = ["red", "green", "blue", "purple"]
i = 0
while i < len(colors):
print(colors[i])
i += 1
python for loop array index
colors = ["red", "green", "blue", "purple"]
i = 0
while i < len(colors):
print(colors[i])
i += 1
loop through list, find specific number and output element's index
loop through list, find specific number and output element's index
numbers = [1,5,7,8,2,34,5,23,145,87]
N = 3
if N in numbers:
print(numbers.index(N))
elif N not in numbers:
print(-1)
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