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3 years ago

What is the main fuction of command interpreter

1 answer:

6 0

The command interpreter or the command-line interface is one of the ways a user can interface with the operating system. The command interpreter's main task is to understands and executes commands which it turns into system calls. The kernel is the central module of an OS.

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find_cow(name, cows) Given a name and a Python list of Cow objects, return the Cow object with the specified name. If no such Co

nadya68 [22]

Using the computational knowledge in python it is possible to write a code that Given a name and a Python list of Cow objects

<h3>Writting the code in python:</h3>

def load_cows(filename):

cow_dict = dict()

f = open(filename, 'r')

for line in f:

line_data = line.split(',')

cow_dict[line_data[0]] = int(line_data[1])

return cow_dict

def greedy_cow_transport(cows, limit=10):

trips = []

cowsCopy = cows.copy()

sortedCows = sorted(cowsCopy.items(), key=lambda x: x[1], reverse = True)

while sum(cowsCopy.values()) > 0:

ship = []

total = 0

for cow, value in sortedCows:

if cowsCopy[cow] != 0 and value + total <= limit:

ship.append(cow)

total += value

cowsCopy[cow] = 0

trips.append(ship)

return trips

def brute_force_cow_transport(cows,limit=10):

trips = []

possibilities = []

for i in power_list:

ship = []

for j in i:

ship_weights = []

for k in j:

ship_weights.append(cows[k])

#print(ship_weights)

ship.append(sum(ship_weights))

#print(ship)

if all(d <= limit for d in ship):

possibilities.append(i)

pruned_possibilities = []

for k in possibilities:

if k not in pruned_possibilities:

pruned_possibilities.append(k)

# now find the minimum list length:

min_list_len = min(map(len, pruned_possibilities))

for l in pruned_possibilities:

if len(l) == min_list_len:

return l

def compare_cow_transport_algorithms():

greedy_start = time.time()

greedy_results = greedy_cow_transport(cows, limit = 10)

greedy_end = time.time()

print('Greedy Algorithm time:', greedy_end -greedy_start)

brute_force_start = time.time()

brute_force_results = brute_force_cow_transport(cows, limit = 10)

brute_force_end = time.time()

print('Brute force time:', brute_force_end - brute_force_start)

print('Greedy Algorithm results:', greedy_results)

print('Number of trips returned by Greedy Algorithm:', len(greedy_results))

print('Brute Force Algorithm results:', brute_force_results)

print('Number of trips returned by Brute Force Algorithm:', len(brute_force_results))

See more about python at brainly.com/question/13437928

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4 0

2 years ago

What is the rarest Supercar/hypercar you have ever seen?

Alina [70]

Answer:

Mercedes-Benz SLR McLaren Stirling Mos

for real for real

Explanation:

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3 years ago

Explain two consequences that would occur, if the "Device Manager and the "File Managerstopped communicating with each other?

sladkih [1.3K]

Answer:

So, you won't be able to install driver via a file because device manager can't find it. Just reinstall windows if that happens lol.

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3 years ago

A proxy is something that

julia-pushkina [17]

Answer:

helps protects your data and you from viruses or bad things on the internet

Explanation:

8 0

3 years ago

How does electricity work in phones?

kati45 [8]

Great Question! So the plug will go into the wall and electricity will hit the cord and power through the cord into the charger (Cordless) Now if you talking mobile phones such as iPhones. The battery powers wire and hardware to power your little mobile phone! Hope this helps.

8 0

4 years ago

What is the main fuction of command interpreter​

What is the main fuction of command interpreter