diff --git a/anicca.c b/anicca.c
old mode 100755
new mode 100644
diff --git a/anicca.h b/anicca.h
old mode 100755
new mode 100644
diff --git a/lexer.c b/lexer.c
old mode 100755
new mode 100644
index f52d809..df29fb2
--- a/lexer.c
+++ b/lexer.c
@@ -15,13 +15,6 @@
 #include "primitive.h"
 #include "lexer.h"
 
-/*
-  parse_literal
-  input: Length of string, Pointer to string.
-  output: Array of type string with length (n-2).
-*/
-static A parse_literal(I n, C *s) { A z = gstr(n-=2, ++s); R z; }
-
 #define DCOL 9
 #define DROW 10
 
@@ -39,6 +32,13 @@ static ST dfa[DROW][DCOL] = {
        /* CX      CS      CA      CN      CB      C9      CD      CC      CQ   */
 };
 
+/*
+  parse_literal
+  input: Length of string, Pointer to string.
+  output: Array of type string with length (n-2).
+*/
+static A parse_literal(I n, C *s) { A z = gstr(n-=2, ++s); R z; }
+
 /*
   token_index
   input:  Boxed string to be lexed.
diff --git a/lexer.h b/lexer.h
old mode 100755
new mode 100644
diff --git a/memory.c b/memory.c
old mode 100755
new mode 100644
index d419716..6ceaa2e
--- a/memory.c
+++ b/memory.c
@@ -8,7 +8,7 @@
 #include "function.h"
 #include "memory.h"
 
-VP a_malloc(I size) { V *m = malloc(size); ASSERT(m, ERALLOC); R m; }
+VP a_malloc(I size) { VP m = malloc(size); ASSERT(m,ERALLOC); R m; }
 
 VO a_free(A y) {
     if (AN(y)>0) { free(AV(y)); if (AR(y)>0) { free(AS(y)); } }
@@ -49,7 +49,7 @@ A ga(I t, I r, I n, I *s) {
     A z = (A)a_malloc(sizeof(struct _array));
     AT(z) = t; AC(z) = 1; AR(z) = r;
     AN(z) = n; AS(z) = s;
-    if (n > 0) { AV(z) = a_malloc(ts(t)*n); }
+    if (n>0) { AV(z) = a_malloc(ts(t)*n); }
     R z;
 }
 
diff --git a/memory.h b/memory.h
old mode 100755
new mode 100644
diff --git a/noun.c b/noun.c
index c364c84..ead96e8 100644
--- a/noun.c
+++ b/noun.c
@@ -1,4 +1,3 @@
-#include <ctype.h>
 #include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/util.c b/util.c
index fec1ee9..9ee006e 100644
--- a/util.c
+++ b/util.c
@@ -1,3 +1,4 @@
+#include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -43,7 +44,7 @@ VO print(A y) {
         };
         break;
     }
-    case MARK: { printf("MARK"); break; }
+    case MARK: { break; }
     case LPAR: { printf("LPAR"); break; }
     case RPAR: { printf("RPAR"); break; }
     default:   { printf("HUH?"); break; }
@@ -51,8 +52,7 @@ VO print(A y) {
 }
 
 VO println(A y) {
-    print(y);
-    printf("\n");
+    if (!(AT(y)&MARK)) { print(y); printf("\n"); }
 }
 
 VO a_init(VO) {
diff --git a/verb.c b/verb.c
old mode 100755
new mode 100644
index c9a2b82..c4cc527
--- a/verb.c
+++ b/verb.c
@@ -68,8 +68,8 @@ DYAD(plus) { A z = va2(CPLUS,x,y); R z; }
 MONAD(duble) { A z = plus(y, y); R z; }
 
 DYAD(append) {
-    I xt=AT(x), yt=AT(y), xr=AR(x), yr=AR(y);
-    I xn=AN(x), yn=AN(y), *xs=AS(x), *ys=AS(y);
+    I xt=AT(x), xn=AN(x), xr=AR(x), *xs=AS(x);
+    I yt=AT(y), yn=AN(y), yr=AR(y), *ys=AS(y);
     I t=MAX(xt,yt), r=MAX(xr,yr), zn=yn+xn, k;
     C *xv, *yv, *v; A p=x, q=y, z;
     if (xt&NUMERIC&&yt&NUMERIC && (xt!=yt)) {
@@ -120,8 +120,8 @@ MONAD(indices) { MONAD_PROLOG;
 }
 
 MONAD(expntl) {
-    I yn = AN(y), *yv = IAV(y);
-    A z = ga(FLT, AR(y), yn, AS(y)); D *v = DAV(z);
+    I yn=AN(y), *yv=IAV(y); D *v;
+    A z=ga(FLT, AR(y), yn, AS(y)); v=DAV(z);
     DO(yn, v[i] = exp((D)yv[i]));
     R z;
 }
diff --git a/verb.h b/verb.h
old mode 100755
new mode 100644