def ffff data 60 len data result for in range start end start 60 resul

def ffff(data): # [1,2,3,4,5]
    t = 60
    n = len(data)//t
    result = []
    for i in range(n):
        start = i * t
        end = start + 60
        result.append(sum(data[start:end])/t)
    return result

def ffffff(data):
    t = 60
    n = int(len(data)//t)*60
    result = []
    for i in range(n):
        start = i
        end = start + 60
        result.append(sum(data[start:end])/t)
    return result