add ipi11 1

2020-01-16 18:42:10 +01:00
parent a390a2947a
commit 6a9412035c
2 changed files with 197 additions and 0 deletions
@@ -0,0 +1,89 @@
+template <class T>
+class SimpleArray { 
+    public:
+        SimpleArray (int s, T f);
+        SimpleArray (const SimpleArray<T>&);
+        SimpleArray<T>& operator=(const SimpleArray<T>&);
+        ~SimpleArray();
+
+        T& operator[](int i);
+        int numIndices();
+        int minIndex();
+        int maxIndex();
+        bool isMember(int i);
+
+    private:
+        int n;  // Anzahl Elemente
+        T *p;   // Zeiger auf built-in array
+};
+
+// Destruktor
+template <class T>
+SimpleArray<T>::~SimpleArray () { 
+    delete[] p; 
+}
+
+// Konstruktor
+template <class T>
+SimpleArray<T>::SimpleArray (int s, T v) {
+    n = s;
+    p = new T[n];
+    for (int i=0; i<n; i=i+1) p[i]=v;
+}
+
+// Copy-Konstruktor
+template <class T>
+SimpleArray<T>::SimpleArray (const SimpleArray<T>& a) {
+    n = a.n;
+    p = new T[n];
+    for (int i=0; i<n; i=i+1)
+        p[i]=a.p[i];
+}
+
+// Zuweisungsoperator
+template <class T>
+SimpleArray<T>& SimpleArray<T>::operator=(const SimpleArray<T>& a) {
+    if (&a!=this) {
+        if (n!=a.n) {
+            delete[] p;
+            n = a.n;
+            p = new T[n];
+        }
+        for (int i=0; i<n; i=i+1) p[i]=a.p[i];
+    }
+    return *this;
+}
+
+template <class T>
+inline T& SimpleArray<T>::operator[] (int i) { 
+    return p[i];
+}
+
+template <class T>
+inline int SimpleArray<T>::numIndices () { 
+    return n;
+}
+
+template <class T>
+inline int SimpleArray<T>::minIndex () { 
+    return 0; 
+}
+
+template <class T>
+inline int SimpleArray<T>::maxIndex () { 
+    return n-1; 
+}
+
+template <class T>
+inline bool SimpleArray<T>::isMember (int i) {
+    return (i>=0 && i<n);
+}
+
+template <class T>
+std::ostream& operator<< (std::ostream& s, SimpleArray<T>& a) {
+    s << "#( ";
+    for (int i=a.minIndex(); i<=a.maxIndex(); i=i+1)
+        s << a[i] << " ";
+    s << ")" << std::endl;
+    return s;
+}