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+/**
+ * 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, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * 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, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * (c) Vincenzo Nicosia 2009-2017 -- <v.nicosia@qmul.ac.uk>
+ *
+ * This file is part of NetBunch, a package for complex network
+ * analysis and modelling. For more information please visit:
+ *
+ * http://www.complex-networks.net/
+ *
+ * If you use this software, please add a reference to
+ *
+ * V. Latora, V. Nicosia, G. Russo
+ * "Complex Networks: Principles, Methods and Applications"
+ * Cambridge University Press (2017)
+ * ISBN: 9781107103184
+ *
+ ***********************************************************************
+ *
+ * Implementation of a stack data structure (for unsigned integers)
+ *
+ */
+
+#ifndef __MY_STACK_H__
+#define __MY_STACK_H__
+
+typedef struct{
+ unsigned int size;
+ int head;
+ unsigned int *v;
+} my_stack_t;
+
+
+void stack_create(my_stack_t *s);
+
+void stack_push(my_stack_t *s, unsigned int n);
+
+int stack_pop(my_stack_t *s, unsigned int *res);
+
+int stack_empty(my_stack_t *s);
+
+void stack_dump(my_stack_t *s, FILE *f);
+
+int stack_size(my_stack_t *s);
+
+
+#endif //__MY_STACK_H__