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1.What content will the dictionary wcount contain after the following code is evaluated? wcount={}for w in "a penny saved is a penny earned".split(" "): if w in wcount: wcount[w] += 1 else: wcount[w] = 1 2. What does the following code print? (Feel free to try it on computer) def p(n):   if n==0:      print(n,end=" ")      return   else:      print(-n, end=" ")      p(n-1)      print(n, end=" ")      return

1.What content will the dictionary wcount contain after the following code is evaluated? wcount={}for w in "a penny saved is a penny earned".split(" "): if w in wcount: wcount[w] += 1 else: wcount[w] = 1 2. What does the following code print? (Feel free to try it on computer) def p(n):   if n==0:      print(n,end=" ")      return   else:      print(-n, end=" ")      p(n-1)      print(n, end=" ")      return

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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1.What content will the dictionary wcount contain after the following code is evaluated?

wcount={}for w in "a penny saved is a penny earned".split(" "):
if w in wcount:
wcount[w] += 1
else:
wcount[w] = 1

2. What does the following code print? (Feel free to try it on computer)

def p(n):   if n==0:      print(n,end=" ")      return   else:      print(-n, end=" ")      p(n-1)      print(n, end=" ")      return

 

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