From 2ff977137772c765b2f4288dd0f51ef2ca8e1238 Mon Sep 17 00:00:00 2001
From: "paul.albuquer" <paul.albuquerque@hesge.ch>
Date: Sun, 14 Nov 2021 14:03:57 +0100
Subject: [PATCH] added source code postfixe evaluation
---
source_codes/piles/eval_post.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
create mode 100644 source_codes/piles/eval_post.c
diff --git a/source_codes/piles/eval_post.c b/source_codes/piles/eval_post.c
new file mode 100644
index 0000000..9c2993b
--- /dev/null
+++ b/source_codes/piles/eval_post.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "pile_ptr_int.h"
+
+void main(int argc,char** argv) {
+ pile stack_nb = pile_creer();
+ int res,nb1,nb2;
+ for (int i=1;i<argc;i++) {
+ if ( argv[i][0] < '0' || '9' < argv[i][0]) {
+ nb1 = pile_depiler(&stack_nb);
+ nb2 = pile_depiler(&stack_nb);
+ }
+ switch(argv[i][0]) {
+ case '+':
+ res = nb2+nb1;
+ break;
+ case '-':
+ res = nb2-nb1;
+ break;
+ case 'x':
+ res = nb2*nb1;
+ break;
+ case '/':
+ res = nb2/nb1;
+ break;
+ default :
+ res = atoi(argv[i]);
+ }
+ pile_empiler(&stack_nb,res);
+ }
+ printf("%d\n",pile_depiler(&stack_nb));
+}
--
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