#coding: UTF-8

num = 0

print "繰り返し開始"
while num < 5:
  print "num = " + str(num)
  num += 1
else:
  print "last num = ",
  print num
print "繰り返し終了"

num = 20
while num < 27:
  print "num = " + str(num)
  num += 1
  if num == 25:
    break
else:
  print "last num = ",
  print num
print "end with break"

--------------------------------------------------
n = 0
while n < 4088:
  if bec==Bec[n] and lay==Lay[n] and eta==Eta[n] and phi==Phi[n]:
    break
  n += 1
print n

-------------------------------output---------------------
繰り返し開始
num = 0
num = 1
num = 2
num = 3
num = 4
last num =  5
繰り返し終了
num = 20
num = 21
num = 22
num = 23
num = 24
end with break