***MCA NOTES***

First and Last

	def fl(n):
	    if len(n)>1:
	        print(n[0],end="")
	        print(n[1],end="")
	        print(n[-2],end="")
	        print(n[-1],end="")
	    else:
	        print("",end="")
	n=input()
	fl(n)