minor change

example_main.cc

@@ -25,12 +25,12 @@ int main(int argc, char *argv[]) {
 	mat yDef;
 	file2mat("yDef.txt",yDef);
 	cout << yDef << endl;
-	
+	cout << yDef.n_rows << endl;
 	
 	mat yCorr;
 	//mat yCorr = file2mat("yCorr.txt");
 	
-	cout << yDef.n_rows << endl;
+	
 	//cout << yCorr.n_rows << endl;
 	
 	

file2mat.cc

@@ -6,7 +6,7 @@ using namespace arma;
 using namespace std;
 
 
-mat file2mat(const string& filename, mat& y) {
+void file2mat(const string& filename, mat& y) {
 	mat yTemp;
 	yTemp.load(filename, raw_ascii);
 

file2mat.h

@@ -4,6 +4,6 @@ using namespace arma;
 #define FILE2MAT_H
 using namespace std;
 using namespace arma;
-mat file2mat(const string& filename, mat& y);
+void file2mat(const string& filename, mat& y);
 
 #endif