dict_basic

rivers = {
    'nile': 'egypt',
    'yellow': 'china',
    'zhu': 'china'
}  ##  dictionary     item/// key/// value
for river, country in rivers.items():
    print(river.title() + " is in " + country.title())

for river in rivers.keys():
    print(river.title())

for country in rivers.values():
    print(country.title())

print("\n")


sandwich_orders = ['good', 'black', 'white', 'tuna', 'black']
finished_sandwiches = []
while len(sandwich_orders) > 0:
    sandwich = sandwich_orders.pop()
    print("I made your " + sandwich + " sandwich")
    finished_sandwiches.append(sandwich)
print("All the sandwiches I made are: ")
for sandwich in finished_sandwiches:
    print("\t" + sandwich)
print('\n')

wars = [
{"war": "Italian Wars", "death-toll": 350000,
"start-year": 1494, "end-year": 1559},
{"war": "Spanish conquest of the Aztec Empire", "death-toll": 2300000,
"start-year": 1519, "end-year": 1632},
{"war": "German Peasants War", "death-toll": 100000,
"start-year": 1524, "end-year": 1525},
{"war": "Transition from Ming to Qing", "death-toll": 25000000,
"start-year": 1616, "end-year": 1683},
{"war": "Franco-Dutch War", "death-toll": 220000,
"start-year": 1672, "end-year": 1678}
]



### find a biggest value in a dict
with_biggest_toll= wars[0]
for war in wars:
    if war['death-toll'] > with_biggest_toll['death-toll']:
        with_biggest_toll= war
print(with_biggest_toll['war'])