completed date_diff

Author: idebosmitha

Day 1/date-diff.py

@@ -0,0 +1,36 @@
+'''
+12/04/2019
+
+2018 years
++
+3 months
++
+12 days
+
+leap year: y / 400 == 0 || (y % 4 == 0 && y % 100 != 0)
+
+year = 413
+year//4 - year//100 + year//400
+'''
+
+def count_days(date):
+	months = (31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31)
+	day, month, year = tuple(map(int, date.split('/')))
+	days = year * 365 + year//400 + year//4 - year//100
+
+	for m in range(month):
+		days += months[m]
+
+	days += day
+
+	return days
+
+
+
+date1 = input("Enter the first date")
+date2 = input("Enter the second date")
+
+days1 = count_days(date1)
+days2 = count_days(date2)
+
+print(abs(days1 - days2))