Replace invalid characters with HTML entities

— with —
’ with ’
+ with +
× with x
ç with ç
“ with “
” with ”
‘ with ‘
• with •
– with -
µ with µ
† with †
Fix C++
θ with θ
Yen symbol instead of times
Fix broken apos
Bullet again
E-circumflex

52-05.html

@@ -43,7 +43,7 @@
 
 #include &ltstdlib.h&gt
 #include &ltmath.h&gt
-#include “polygon.h”
+#include “polygon.h”
 
 #define ROT_6  (M_PI / 30.0)     /* rotate 6 degrees at a time */
 #define ROT_3  (M_PI / 60.0)     /* rotate 3 degrees at a time */
@@ -101,7 +101,7 @@ void InitializeCubes()
 
    for (i=0; i&ltNUM_CUBES; i++) {
       if ((WorkingCube = malloc(sizeof(PObject))) == NULL) {
-         printf(“Couldn't get memory\n”); exit(1); }
+         printf(“Couldn't get memory\n”); exit(1); }
       WorkingCube-&gtDrawFunc = DrawPObject;
       WorkingCube-&gtRecalcFunc = XformAndProjectPObject;
       WorkingCube-&gtMoveFunc = RotateAndMovePObject;
@@ -142,16 +142,16 @@ void InitializeCubes()
       WorkingCube-&gtMove.MaxZ = INT_TO_FIXED(InitialMove[i].MaxZ);
       if ((WorkingCube-&gtXformedVertexList =
             malloc(NUM_CUBE_VERTS*sizeof(Point3))) == NULL) {
-         printf(“Couldn't get memory\n”); exit(1); }
+         printf(“Couldn't get memory\n”); exit(1); }
       if ((WorkingCube-&gtProjectedVertexList =
             malloc(NUM_CUBE_VERTS*sizeof(Point3))) == NULL) {
-         printf(“Couldn't get memory\n”); exit(1); }
+         printf(“Couldn't get memory\n”); exit(1); }
       if ((WorkingCube-&gtScreenVertexList =
             malloc(NUM_CUBE_VERTS*sizeof(Point))) == NULL) {
-         printf(“Couldn't get memory\n”); exit(1); }
+         printf(“Couldn't get memory\n”); exit(1); }
       if ((WorkingCube-&gtFaceList =
             malloc(NUM_CUBE_FACES*sizeof(Face))) == NULL) {
-         printf(“Couldn't get memory\n”); exit(1); }
+         printf(“Couldn't get memory\n”); exit(1); }
       /* Initialize the faces */
       for (j=0; j&ltNUM_CUBE_FACES; j++) {
          WorkingCube-&gtFaceList[j].VertNums = VertNumList[j];