Переписал сортировку прямым выбором на c++

1 files changed, 47 insertions, 0 deletions

diff --git a/straight-selection.cpp b/straight-selection.cpp
new file mode 100644
index 0000000..ff5a7b6
--- /dev/null
+++ b/straight-selection.cpp
@@ -0,0 +1,47 @@
+#include <iostream>
+#include <vector>
+#include <ostream>
+
+template<class T> void
+straight_selection(std::vector<T> &array)
+{
+    for (int i = 0; i < array.size(); ++i)
+    {
+        int k = i;
+        int x = array[i];
+        for (int j = i; j < array.size(); ++j)
+        {
+            if (array[j] < x)
+            {
+                k = j;
+                x = array[j];
+            }
+        }
+        array[k] = array[i];
+        array[i] = x;
+    }
+}
+
+template<class T> std::ostream &
+operator<<(std::ostream &stream, std::vector<T> &v)
+{
+    if (v.size() == 0) stream << "{ }";
+    
+    stream << "array = { ";
+    for (int i = 0; i < int(v.size()) - 1; ++i)
+        stream << v[i] << ", ";
+
+    stream << v.back() << " }";
+    return stream;
+}
+
+int
+main()
+{
+    std::vector<int> array = { 2, 7, 12, 30, 11, 4, 12, 5, 20 };
+    std::cout << array << std::endl;
+    straight_selection(array);
+    std::cout << array << std::endl;
+
+    return 0;
+}