September Morn Update

Task/Reverse-a-string/Simula/reverse-a-string.simula

@@ -0,0 +1,26 @@
+BEGIN
+   TEXT PROCEDURE REV(S); TEXT S;
+   BEGIN
+       TEXT T;
+       INTEGER L,R;
+       T :- COPY(S);
+       L := 1; R := T.LENGTH;
+       WHILE L < R DO
+       BEGIN
+           CHARACTER CL,CR;
+           T.SETPOS(L); CL := T.GETCHAR;
+           T.SETPOS(R); CR := T.GETCHAR;
+           T.SETPOS(L); T.PUTCHAR(CR);
+           T.SETPOS(R); T.PUTCHAR(CL);
+           L := L+1;
+           R := R-1;
+        END;
+        REV :- T;
+   END REV;
+
+   TEXT INP;
+   INP :- "asdf";
+
+   OUTTEXT(INP);      OUTIMAGE;
+   OUTTEXT(REV(INP)); OUTIMAGE;
+END