move exercises and lectures into subfolders

Lectures/LC21/Sprints/sprints.c

@@ -0,0 +1,23 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+int main(void)
+{
+  char buffer[100];
+  int age=6;
+  char name[6];
+  
+  /* This command copies "James" into the character array 'Name' */
+
+  strcpy(name,"James");
+
+  /* Print to the string (rather than screen) */
+
+  sprintf(buffer,"Name: %s, Age %d ",name,age);
+
+  /* And output the string created */
+  printf("\n->%s\n",buffer);
+
+  return 0;
+}