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## Reference:
## https://www.javatpoint.com/python-program-to-check-if-the-given-number-is-happy-number
nDiv = 10
def GetDigitSumSq(strInput):
nSum = 0
for nDigit in range(0, len(strInput)):
nSum = nSum + int(strInput[nDigit]) * int(strInput[nDigit])
return nSum
def IsHappyNumber(nInput):
if nInput == 1:
return True
elif nInput == 4:
return False
else:
return IsHappyNumber(GetDigitSumSq(str(nInput)))
nLoop = 1
nCount = 0
arrHappyNum = []
while nCount < 8:
if IsHappyNumber(nLoop):
arrHappyNum.append(nLoop)
nCount = nCount + 1
nLoop = nLoop + 1
print (arrHappyNum)
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