circomlib/circuits/sign.circom
2018-12-16 11:27:29 +01:00

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/*
Copyright 2018 0KIMS association.
This file is part of circom (Zero Knowledge Circuit Compiler).
circom is a 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, either version 3 of the License, or
(at your option) any later version.
circom 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 circom. If not, see <https://www.gnu.org/licenses/>.
*/
include "compconstant.circom";
template Sign() {
signal input in[254];
signal output sign;
component comp = CompConstant(10944121435919637611123202872628637544274182200208017171849102093287904247808);
var i;
for (i=0; i<254; i++) {
comp.in[i] <== in[i];
}
sign <== comp.out;
}