Buggy python submission (verdict: Runtime Error):
while 1:
  a,op,b = map(raw_input().split())
  if op == "+":
    print a + b
  elif op == "-":
    print a - b
  elif op == "*":
    print a * b
  elif op == "/":
    print a / b
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  a,op,b = map(int,raw_input().split())
  if op == "+":
    print a + b
  elif op == "-":
    print a - b
  elif op == "*":
    print a * b
  elif op == "/":
    print a / b
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  a,op,b = map(int,raw_input().split())
  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  a,op,b = map(raw_input().split())
  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  a,op,b = map(str,raw_input().split())
  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  a, op, b = input(), raw_input(), (raw_input().split())
  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break

Buggy python submission (verdict: Runtime Error):
while 1:
  s = raw_input().split()
  a, b =s[0], s[2]
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break
  

Fixed submission:
while 1:
  s = raw_input().split()
  a, b =int(s[0]), int(s[2])
  op = s[1] 

  if op == "+":
    print "%d" %(a + b)
  elif op == "-":
    print "%d" %(a - b)
  elif op == "*":
    print "%d" %(a * b)
  elif op == "/":
    print "%d" %(a / b)
  else:
    break