import sys a = int(raw_input()) i = 2 j = a-1 print "Begin" if a == 1: print "The given number is neither a prime number nor a compiste number" sys.exit(1) if a < 1: print "Cannot run prime number program on zero and negative numbers" sys.exit(2) while i <= j: if a % i == 0: print "The given number is not a prime number" sys.exit(3) i = i + 1 print "The given number is a prime number" print "End"
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