05. Coins

change = float(input())
coins_change = change * 100

count_coins = 0
while coins_change > 0:
    if coins_change >= 200:
        coins_change = coins_change - 200
    elif coins_change >= 100:
        coins_change = coins_change - 100
    elif coins_change >= 50:
        coins_change = coins_change - 50
    elif coins_change >= 20:
        coins_change = coins_change - 20
    elif coins_change >= 10:
        coins_change = coins_change - 10
    elif coins_change >= 5:
        coins_change = coins_change - 5
    elif coins_change >= 2:
        coins_change = coins_change - 2
    elif coins_change >= 1:
        coins_change = coins_change - 1
    else:
        break

    count_coins = count_coins + 1

print(count_coins)