4545

diff --git a/Matrix.h b/Matrix.h
index d11dce5..52fa2e3 100644
--- a/Matrix.h
+++ b/Matrix.h
@@ -73,8 +73,8 @@ T Matrix<T>::sumColumn(int column_index) {
     if (column_index < 0)
         return NULL;
     T sum = NULL;
-    for (int i = 0; i < columns; i++)
-        sum += matrix->get(column_index)->get(i);
+    for (int i = 0; i < rows; i++)
+        sum += matrix->get(i)->get(column_index);

     return sum;
 }
diff --git a/MscnProblem.cpp b/MscnProblem.cpp
index 80045ce..4ad2955 100644
--- a/MscnProblem.cpp
+++ b/MscnProblem.cpp
@@ -48,6 +48,13 @@ MscnProblem::~MscnProblem() {
     delete xd;
     delete xf;
     delete xm;
+
+    delete xd_min;
+    delete xd_max;
+    delete xf_min;
+    delete xf_max;
+    delete xm_min;
+    delete xm_max;
 }

 bool MscnProblem::setD_count(int new_count) {
diff --git a/Table.h b/Table.h
index db91026..f7e99f5 100644
--- a/Table.h
+++ b/Table.h
@@ -10,8 +10,8 @@ private:
     T *table;
 public:
     Table(Table &other) {
-        if (this != NULL)
-            delete[] this;
+        //if (this != NULL)
+        //    delete[] this;
         size = other.size;
         table = new T[size];
         for (int i = 0; i < size; i++) {
@@ -23,7 +23,7 @@ public:
         table = new T[size];
     };
     ~Table() {
-        delete table;
+        delete[] table;
     };
     bool set(int index, T value);
     T get(int index);
@@ -69,7 +69,7 @@ bool Table<T>::setSize(int new_size) {
         return false;

     if (table != NULL)
-        delete table;
+        delete[] table;
     size = new_size;

     table = new T[size];