From c9b6b9a5ca082fe7c1b6f58d7713f785a9eb6a5c Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 15 Sep 2025 01:08:27 +0200
Subject: add: graphs et rushs

---
 graphs/cpp/exist_functor/example.cc | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 graphs/cpp/exist_functor/example.cc

(limited to 'graphs/cpp/exist_functor/example.cc')

diff --git a/graphs/cpp/exist_functor/example.cc b/graphs/cpp/exist_functor/example.cc
new file mode 100644
index 0000000..d580f7b
--- /dev/null
+++ b/graphs/cpp/exist_functor/example.cc
@@ -0,0 +1,24 @@
+#include <iostream>
+
+#include "exist.hh"
+
+int main()
+{
+    Exist<int> exist_int;
+    Exist<std::string> exist_str;
+
+    // Test with integers
+    std::cout << std::boolalpha;
+    std::cout << exist_int(1) << std::endl; // Prints false
+    std::cout << exist_int(2) << std::endl; // Prints false
+    std::cout << exist_int(1) << std::endl; // Prints true
+    std::cout << exist_int(3) << std::endl; // Prints false
+
+    // Test with strings
+    std::cout << exist_str(std::string("Hello")) << std::endl; // Prints false
+    std::cout << exist_str(std::string("World")) << std::endl; // Prints false
+    std::cout << exist_str(std::string("Hello")) << std::endl; // Prints true
+    std::cout << exist_str(std::string("C++")) << std::endl; // Prints false
+
+    return 0;
+}
-- 
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