Submission #11561661

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Source Code Expand

S = input()
d = {}
for s in S:
  d[s] = True
  
if 'N' in d:
  if 'S' not in d:
    print 'No'
    exit()
    
if 'S' in d:
  if 'N' not in d:
    print 'No'
    exit()

if 'E' in d:
  if 'W' not in d:
    print 'No'
    exit()
    
if 'W' in d:
  if 'E' not in d:
    print 'No'
    exit()  
    
print 'Yes'

Submission Info

Judge Result