use case diagram

bac2/os/chap3/mergeSort.h

@@ -0,0 +1,15 @@
+#pragma once
+
+typedef unsigned int index;
+typedef unsigned int length;
+
+typedef struct merge_args{
+	int* array;
+	index start;
+	index final;
+} margs_t;
+
+
+void merge(int array[], index start, index middle, index final);
+/* void merge_sort(int array [], index start , index final ); */
+void* merge_sort(void*);