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Currency Converter

Nov 19, 2022CodeCatch
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More Python Posts

Untitled

Apr 21, 2023sebastianagauyao2002-61a8

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print("hellur")

Display Calendar

May 31, 2023CodeCatch

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import calendar
# Prompt user for year and month
year = int(input("Enter the year: "))
month = int(input("Enter the month: "))
# Create a calendar object
cal = calendar.monthcalendar(year, month)
# Display the calendar
print(calendar.month_name[month], year)
print("Mon Tue Wed Thu Fri Sat Sun")
for week in cal:
for day in week:
if day == 0:
print(" ", end="")
else:
print(str(day).rjust(2), " ", end="")
print()

integer to roman numeral

Nov 19, 2022CodeCatch

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def to_roman_numeral(num):
lookup = [
(1000, 'M'),
(900, 'CM'),
(500, 'D'),
(400, 'CD'),
(100, 'C'),
(90, 'XC'),
(50, 'L'),
(40, 'XL'),
(10, 'X'),
(9, 'IX'),
(5, 'V'),
(4, 'IV'),
(1, 'I'),
]
res = ''
for (n, roman) in lookup:
(d, num) = divmod(num, n)
res += roman * d
return res
to_roman_numeral(3) # 'III'
to_roman_numeral(11) # 'XI'
to_roman_numeral(1998) # 'MCMXCVIII'

Delete all even numbers

Nov 19, 2022CodeCatch

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# Deleting all even numbers from a list
a = [1,2,3,4,5]
del a[1::2]
print(a)

when predicate lambda

Nov 19, 2022CodeCatch

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def when(predicate, when_true):
return lambda x: when_true(x) if predicate(x) else x
double_even_numbers = when(lambda x: x % 2 == 0, lambda x : x * 2)
print(double_even_numbers(2)) # 4
print(double_even_numbers(1)) # 1

clamp number

Nov 19, 2022CodeCatch

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def clamp_number(num, a, b):
return max(min(num, max(a, b)), min(a, b))
clamp_number(2, 3, 5) # 3
clamp_number(1, -1, -5) # -1