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python
7 months ago
1.4 kB
1
Indexable
Never
```class Bank:
def __init__(self, balance):
self.balance = balance

def transfer(self, account1, account2, money):
# Check if both accounts exist and there's enough balance in the first account
if account1 > 0 and account1 <= len(self.balance) and account2 > 0 and account2 <= len(self.balance) and self.balance[account1 - 1] >= money:
self.balance[account1 - 1] -= money
self.balance[account2 - 1] += money
return True
else:
return False

def deposit(self, account, money):
# Check if account exists
if account > 0 and account <= len(self.balance):
self.balance[account - 1] += money
return True
else:
return False

def withdraw(self, account, money):
# Check if account exists and there's enough balance
if account > 0 and account <= len(self.balance) and self.balance[account - 1] >= money:
self.balance[account - 1] -= money
return True
else:
return False

# Testing the Bank class as per the example given
bank = Bank([10, 100, 20, 50, 30])

# List to store the results of operations
results = [None]

# Executing the operations
results.append(bank.withdraw(3, 10))
results.append(bank.transfer(5, 1, 20))
results.append(bank.deposit(5, 20))
results.append(bank.transfer(3, 4, 15))
results.append(bank.withdraw(10, 50))

results
```