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Java Date and Time

  • zjoy_311
     + 0 comments

    Solving without using Calendar class . Solving using logic. Logic Explaination https://www.youtube.com/watch?v=wGZ1uPj6m7Q

        public static String findDay(int month, int day, int year) {
        
        String[] days = {"MONDAY" ,"TUESDAY","WEDNESDAY", "THURSDAY","FRIDAY","SATURDAY","SUNDAY"};
        int[] months = {6,2,2,5,0,3,5,1,4,6,2,4};
        month--;
        
        int temp = year - 2000;
        int rem;
        
        if (temp < 7){    
            rem =  temp + months[month] + day -1;   
            rem %=7;
          
            return days[rem];
        }
        
        temp *= 1.25;
        rem = temp%7;
        
        if(temp % 4 == 0)    temp--;
         
        rem = rem + months[month] + day - 1;   
        rem %=7;
            
        return days[rem];
        
    }