coin_list = [1, 100, 50, 500]
print (coin_list)
coin_list.sort(reverse=True)
print (coin_list)
[1, 100, 50, 500] [500, 100, 50, 1]
coin_list = [500, 100, 50, 1]
def min_coin_count(value, coin_list):
total_coin_count = 0
details = list()
coin_list.sort(reverse=True)
for coin in coin_list:
coin_num = value // coin
total_coin_count += coin_num
value -= coin_num * coin
details.append([coin, coin_num])
return total_coin_count, details
min_coin_count(4720, coin_list)
(31, [[500, 9], [100, 2], [50, 0], [1, 20]])
data_list = [(10, 10), (15, 12), (20, 10), (25, 8), (30, 5)]
def get_max_value(data_list, capacity):
data_list = sorted(data_list, key=lambda x: x[1] / x[0], reverse=True)
total_value = 0
details = list()
for data in data_list:
if capacity - data[0] >= 0:
capacity -= data[0]
total_value += data[1]
details.append([data[0], data[1], 1])
else:
fraction = capacity / data[0]
total_value += data[1] * fraction
details.append([data[0], data[1], fraction])
break
return total_value, details
get_max_value(data_list, 30)
(24.5, [[10, 10, 1], [15, 12, 1], [20, 10, 0.25]])