a = [5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100]
sum = 0
min = 0
j = 0
for i in range(0,1):
    sum = 0
    if j <= 2:
        j += 1
    for n in range(i,len(a)-1):
        sum += int(a[n]/j)
    if sum < min:
        min = sum
print(sum)