diff --git a/100+ Python challenging programming exercises.txt b/100+ Python challenging programming exercises.txt
index 97af5aaf..d9d12e6b 100644
--- a/100+ Python challenging programming exercises.txt	
+++ b/100+ Python challenging programming exercises.txt	
@@ -1121,6 +1121,24 @@ if s=="yes" or s=="YES" or s=="Yes":
 else:
     print "No"
 
+#----------------------------------------#
+
+2.14
+
+Question:
+Write a program which accepts a string as input to print "Yes" if the string is "yes" or "YES" or "Yes", otherwise print "No". 
+
+Hints:
+
+Use if statement to judge condition.
+
+Solution
+s = raw_input()
+lower_case = s.lower()
+if lower_case == 'yes':
+    print "Yes"
+else:
+    print "No"
 
 
 #----------------------------------------#