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Vowels.py
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Vowels.py
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n = int(input())
arr = []
arr = list(map(int,input().strip().split()))[:n]
TENS = {30: 'thirty', 40: 'forty', 50: 'fifty', 60: 'sixty', 70: 'seventy', 80: 'eighty', 90: 'ninety'}
ZERO_TO_TWENTY = (
'zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten',
'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen', 'twenty'
)
def number_to_english(n):
if any(not x.isdigit() for x in str(n)):
return ''
if n <= 20:
return ZERO_TO_TWENTY[n]
elif n < 100 and n % 10 == 0:
return TENS[n]
elif n < 100:
return number_to_english(n - (n % 10)) + ' ' + number_to_english(n % 10)
elif n < 1000 and n % 100 == 0:
return number_to_english(n / 100) + ' hundred'
elif n < 1000:
return number_to_english(n / 100) + ' hundred ' + number_to_english(n % 100)
elif n < 1000000:
return number_to_english(n / 1000) + ' thousand ' + number_to_english(n % 1000)
return ''
b = []
for i in range(n):
b.append(number_to_english((arr[i])))
count = 0
for test in b:
count = count + (len(list(filter(lambda x: x in 'aeiou', test))))
count = int(count)
def getPairsCount(arr, n, sum):
count = 0
for i in range(0, n):
for j in range(i + 1, n):
if arr[i] + arr[j] == sum:
count += 1
return count
ans = getPairsCount(arr,n,count)
print(number_to_english(ans))