From ac0383468e89e2faece84328ff156113fd8fd845 Mon Sep 17 00:00:00 2001
From: Hamed Gorjiara <hgorjiar@uci.edu>
Date: Tue, 24 Jul 2018 22:20:32 -0700
Subject: [PATCH] changing API for nqueens

---
 nqueens/nqueens.cc | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/nqueens/nqueens.cc b/nqueens/nqueens.cc
index f76ca059..d3317081 100644
--- a/nqueens/nqueens.cc
+++ b/nqueens/nqueens.cc
@@ -167,13 +167,13 @@ void csolverNQueens(int N){
 		Ys.push_back(solver->getElementVar(domainSet));
 	}
 	Set *d1[] = {domainSet, domainSet};
-	Function *sub = solver->createFunctionOperator(SATC_SUB, d1, 2, rangeSet, SATC_NOOVERFLOW);
+	Function *sub = solver->createFunctionOperator(SATC_SUB, rangeSet, SATC_NOOVERFLOW);
 	//X shouldn't be equal
 	for(int i=0; i<N-1; i++){
 		for(int j=i+1; j<N; j++ ){
 			Element *e1x = Xs[i];
 			Element *e2x = Xs[j];
-			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS, d1, 2);
+			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS);
 			Element *inputs2 [] = {e1x, e2x};
 			BooleanEdge equals = solver->applyPredicate(eq, inputs2, 2);
 			solver->addConstraint(solver->applyLogicalOperation(SATC_NOT, equals));
@@ -184,7 +184,7 @@ void csolverNQueens(int N){
 		for(int j=i+1; j<N; j++ ){
 			Element *e1y = Ys[i];
 			Element *e2y = Ys[j];
-			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS, d1, 2);
+			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS);
 			Element *inputs2 [] = {e1y, e2y};
 			BooleanEdge equals = solver->applyPredicate(eq, inputs2, 2);
 			solver->addConstraint(solver->applyLogicalOperation(SATC_NOT, equals));
@@ -199,12 +199,12 @@ void csolverNQueens(int N){
 			Element *e2y = Ys[j];
 			Element *e1x = Xs[i];
 			Element *e2x = Xs[j];		
-			Function *f1 = solver->createFunctionOperator(SATC_SUB, d1, 2, rangeSet, SATC_IGNORE);
+			Function *f1 = solver->createFunctionOperator(SATC_SUB, rangeSet, SATC_IGNORE);
 			Element *in1[] = {e1x, e2x};
 			Element *subx = solver->applyFunction(f1, in1, 2, overflow);
 			Element *in2[] = {e1y, e2y};
 			Element *suby = solver->applyFunction(f1, in2, 2, overflow);
-			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS, d2, 2);
+			Predicate *eq = solver->createPredicateOperator(SATC_EQUALS);
 			Element *inputs2 [] = {subx, suby};
 			BooleanEdge equals = solver->applyPredicate(eq, inputs2, 2);
 			solver->addConstraint(solver->applyLogicalOperation(SATC_NOT, equals));
@@ -231,7 +231,7 @@ void csolverNQueens(int N){
 
 int main(int argc, char * argv[]){
 	if(argc < 2){
-		printf("Two arguments are needed\n./nqueen <size>\n");
+		printf("Two arguments are needed\n./nqueen <size> [-csolver]\n");
 		exit(-1);
 	}
 	int N = atoi(argv[1]);
@@ -243,4 +243,4 @@ int main(int argc, char * argv[]){
 		csolverNQueens(N);
 	}
 	return 0;
-}
\ No newline at end of file
+}
-- 
2.34.1