1 files changed, 20 insertions, 0 deletions
diff --git a/difference_between_2dates.py b/difference_between_2dates.py
new file mode 100644
index 0000000..529bebb
--- /dev/null
+++ b/difference_between_2dates.py
@@ -0,0 +1,20 @@
+import sys
+
+def NumDaysBetween(y1,m1,d1,y2,m2,d2):
+    days = 0
+    for y in range(y1, y1 + (y2-y1)):
+        if (y < y2): # if not on current year then fast-forward to y2 and set m1 to January
+            for m in range(m1, 12):
+                days += NumDaysInMonth(y, m)
+            m1 = 1
+            m2 += 1
+    for m in range (m1, m2):
+        days += NumDaysInMonth(y2, m)
+    days = days + (d2 - d1)
+    return days
+
+def NumDaysInMonth(y, m):
+    return 30
+
+print(NumDaysBetween(2010,5,1,2011,5,1))
+print(NumDaysBetween(2010,5,1,2011,8,5))