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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2009-2020 Authors of CryptoMiniSat, see AUTHORS file
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; version 2
# of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
from __future__ import with_statement # Required in 2.5
from __future__ import print_function
import sys
import random
if len(sys.argv) !=4:
print("ERROR: You must give 3 arguments: vars, Numxors and K")
exit(-1)
vs = int(sys.argv[1])
numxors = int(sys.argv[2])
k = int(sys.argv[3])
print("c Will generate %d variable, %d XORs and then all variables's values sum will be at least %d" % (vs, numxors, k))
for i in range(numxors):
thisxor = []
for x in range(vs):
if random.choice([True, False]):
thisxor.append(x)
print("c XOR:", thisxor)
out = "x"
if random.choice([True, False]):
out += "-"
for x in thisxor:
out += "%d " % (x+1)
out+="0\nc "
print(out)
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