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CODE EXAMPLE FOR PYTHON

python

def isYearLeap(year):   # Leap year formula

    if year % 4 == 0 and year % 100 != 0 :     
        return True 
    elif year % 400 == 0 :
        return True
    else :
        return False
    
            
testData = [1900, 2000, 2016, 1987]         # Test Data as reference

testResults = [False, True, True, False]

for i in range(len(testData)):

    yr = testData[i]
    print(yr,"->",end="")
    result = isYearLeap(yr)
    if result == testResults[i]:
        print("OK")
    else:
        print("Failed")

def daysInMonth(year, month): # Finding out days in months in common & leap year

    days = 0
    mo31 = [1,3,7,5,8,10,12]
    if year % 4 == 0 :              
        days = 1
        if year % 100 == 0 :
            days = 0
        if year % 400 == 0 :
            days = 1
    if month == 2 :
        return 28 + days
    if month in mo31 :
        return 31
    return 30

testYears = [1900, 2000, 2016, 1987] # Test Data as reference 

testMonths = [2, 2, 1, 11]
testResults = [28, 29, 31, 30]

for i in range(len(testYears)):

    yr = testYears[i]
    mo = testMonths[i]
    print(yr, mo, "->", end="")
    result = daysInMonth(yr, mo)
    if result == testResults[i]:
        print("OK")
    else:
        print("Failed")
        
def dayOfYear(year, month, day):

    doy = ["Sat","Sun","Mon","Tue","Wed","Thu","Fri"] # Days of week
    monthvalue = [1,4,4,0,2,5,0,3,6,1,4,6]        # Months value zellers rule
    century = [1700,1800,1900,2000]      # Zellers rule 
    value = [4,2,0,6]   # Zellers rule
    rem = 0     # Remainder Variable
    r = []      # Empty List to compare remainder and to a doy
    y = str(year)   # Converting year into string
    y = int(y[2:4]) # Taking last two digits of string & if used return the function ends 
    y = int(year)   # here returning last two digits 
    m = int(month)
    d = int(day)
    mo = [] # Empty list for comparing month with monthly values
    dd = 0   
    if dd == 0 :
        for i in range(len(monthvalue)) :
            mo.append(i)    # Creating mo list
            if m in mo:
                mo[i] == monthvalue[i]
        dd = y // 4 + d + m 
    if m >= 2 :                  
            dd -= 1
            dd += y
    for i in range(len(value)) :
        if y in century :
            y = century[i] == value[i]
            dd += y
            
    rem = dd % 7
    for i in range(len(doy)) :
        r.append(i) # Creating r list
        if rem in r :
            rem = r[i] == doy[i]
    print(rem)
        
    
        
print(dayOfYear(2000, 12, 31)) # Giving output False  "
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Source by stackoverflow.com #
 
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Tagged: #python
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