--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/interps/c-intercal/pit/tpk.i	Sun Dec 09 19:30:08 2012 +0000
@@ -0,0 +1,407 @@
+        PLEASE ABSTAIN FROM (29733)
+(29733) DON KNUTH'S IMPLEMENTATION OF TPK IN INTERCAL
+                      (C) MARCH 2003
+        REFERENCE --- THE EARLY HISTORY OF PROGRAMMING
+        LANGUAGES, BY D E KNUTH AND L TRABB PARDO
+
+        NOTA BENE: THE INPUT AND OUTPUT DATA ARE SCALED
+        DECIMAL NUMBERS WITH SIX DIGITS TO THE RIGHT OF
+        THE DECIMAL POINT; THUS AN INPUT OF
+           THREE ONE FOUR ONE FIVE NINE THREE
+        DENOTES 3.141593, AND THAT VALUE WOULD BE OUTPUT AS
+           ______
+           MMMCXLMDXCIII
+
+        PLEASE NOTE THAT VARIABLE NAMES AND SUBROUTINE NAMES USE
+        THE 5-BIT TELEPRINTER CODE IN LETTER-SHIFT MODE, NAMELY
+  / E @ A : S I U 1/4 D R J N F C K T Z L W H Y P Q O B G " M X V $
+        (WHICH ALAN TURING ADVISED EVERY PROGRAMMER TO LEARN)
+
+        PLEASE (6534) NEXT
+        DO ;3 <- #11 BY #2
+        DO ;29 <- #2
+        PLEASE DO .6 <- #0
+        DO (1) NEXT
+(1)     PLEASE DO FORGET #1
+        DO WRITE IN :1        
+        DO (22919) NEXT
+        PLEASE .1 <- .6
+        PLEASE DO (1020) NEXT
+        DO .11 <- .1
+        DO ;3 SUB .11 #1 <- ;1 SUB #1
+        DO ;3 SUB .11 #2 <- ;1 SUB #2
+        DO .1 <- #10 
+        DO (29904) NEXT
+        DO (1) NEXT
+        DO REINSTATE NEXTING
+        PLEASE DO (2) NEXT
+(2)     DO FORGET #1
+        DO .984 <- #0
+        PLEASE .1 <- .6
+        PLEASE DO (1020) NEXT
+        DO .11 <- .1
+        DO ;29 SUB #1 <- ;3 SUB .11 #1
+        DO ;29 SUB #2 <- ;3 SUB .11 #2
+        PLEASE DO (13) NEXT
+        DO (15478) NEXT
+        DO (15320) NEXT 
+        DO :2 <- #6528$#32544
+        PLEASE DO (23438) NEXT
+        DO :1 <- #31640$#20792
+        DO READ OUT .6 + :1
+        DO REMEMBER :1
+        DO .1 <- #0
+        DO ABSTAIN FROM (711)
+        PLEASE DO (29904) NEXT
+        DO (2) NEXT
+        DO GIVE UP
+
+        PLEASE USE THE FOLLOWING FUNCTION, WHICH SETS ;1 <- F(;X)
+        WHERE ;29 AND ;1 ARE EXTENDED FIXED-POINT NUMBERS
+        (THAT IS, THEY ARE VECTORS WITH TWO COMPONENTS,
+             #1=INTEGER PART, #2=FRACTION PART)
+(13)    DO STASH ;2
+        DO ;1 SUB #1 <- ;29 SUB #1
+        DO ;1 SUB #2 <- ;29 SUB #2
+        PLEASE STASH ;1
+        PLEASE DO ;2 SUB #1 <- ;29 SUB #1
+        DO ;2 SUB #2 <- ;29 SUB #2
+        DO (30300) NEXT
+        DO (30300) NEXT
+        DO ;2 SUB #1 <- #5
+        DO ;2 SUB #2 <- #0
+        PLEASE DO (30300) NEXT
+        PLEASE DO ;2 SUB #1 <- ;1 SUB #1
+        DO ;2 SUB #2 <- ;1 SUB #2
+        PLEASE RETRIEVE ;1
+        DO (30499) NEXT
+        PLEASE DO (30218) NEXT
+        DO (29987) NEXT
+        DO RETRIEVE ;2
+        PLEASE RESUME #1
+
+        DO NOTHING BUT BASIC SUBROUTINES FROM HERE ON
+        -------------
+        FIRST THERE ARE ROUTINES FOR EXTENDED ARITHMETIC
+        (DOUBLE DOUBLE PRECISION), WHICH CONSISTS OF
+        TWO 32-BIT NUMBERS WITH A BINARY POINT BETWEEN THEM
+        
+        TO GET STARTED, DO (INI) FIRST; IT DEFINES BASIC ARRAYS
+(6534)  DO ;1 <- #2
+        DO ;2 <- #2
+        PLEASE RESUME #1
+
+        DON'T FORGET TO TEST FOR OVERFLOW AFTER A SERIES OF
+        EXTENDED ARITHMETIC OPERATIONS ... THE (OVC) ROUTINE
+        SETS ;1 TO THE MAX VALUE IF .OV IS 1
+(15320) PLEASE DO (2000) NEXT
+        DO ;1 SUB #1 <- #65535$#65535
+        DO ;1 SUB #2 <- #65535$#65535
+        PLEASE RESUME #1
+(2000)  PLEASE DO (2001) NEXT
+        PLEASE RESUME #2
+(2001)  DO RESUME '?.984$#1'~#3
+
+        DOING (ADY) NEXT SETS ;1 <- ;1+;2+.C~2 AND .C <- CARRY+1
+        DOING (ADZ) NEXT SETS ;1 <- ;1+;2 AND .C <- CARRY+1
+(17699) PLEASE .14 <- #1
+(21785) DO STASH :1 + :2 + :3 + :4
+        DO :1 <- ;1 SUB #2
+        PLEASE DO :2 <- .14~#2
+        PLEASE DO (1509) NEXT
+        DO .14 <- :4~#2
+        DO :1 <- :3
+        PLEASE DO :2 <- ;2 SUB #2
+        DO (1509) NEXT
+        DO ;1 SUB #2 <- :3
+        DO :1 <- ;1 SUB #1
+        DO :2 <- "V.14$':4~#2'"~#1
+        DO (1509) NEXT
+        DO .14 <- :4
+        DO :1 <- :3
+        DO :2 <- ;2 SUB #1
+        DO (1509) NEXT
+        DO ;1 SUB #1 <- :3
+        DO .14 <- '?:4$.14'~#6
+        PLEASE RETRIEVE :1 + :2 + :3 + :4
+        PLEASE RESUME #1
+
+        DOING (ADX) NEXT SETS ;1 <- ;1+;2 AND TRACKS OVERFLOW
+        DOING (ABX) NEXT SETS ;1 <- ABS(;1)
+(29987) PLEASE STASH .14
+        DO (17699) NEXT
+        DO .984 <- "V.984$'.14~#2'"~#1
+        PLEASE RETRIEVE .14
+(30499) DO RESUME #1
+
+        DOING (SUX) NEXT SETS ;1 <- ;1-;2 AND TRACKS OVERFLOW
+(29925) PLEASE STASH ;2 + .14
+        DO ;2 SUB #1 <- '"?'";2 SUB #1"~"#65535$#0"'$#65535"~"#0$#65535"'$
+                        '"?'";2 SUB #1"~"#0$#65535"'$#65535"~"#0$#65535"'
+        DO ;2 SUB #2 <- '"?'";2 SUB #2"~"#65535$#0"'$#65535"~"#0$#65535"'$
+                        '"?'";2 SUB #2"~"#0$#65535"'$#65535"~"#0$#65535"'
+        DO .14 <- #2
+        DO (21785) NEXT
+        PLEASE DO .984 <- "V.984$'.14~#1'"~#1
+        PLEASE RETRIEVE ;2 + .14
+        DO RESUME #1
+
+        DOING (SHY) NEXT SETS ;2 <- :3 * 2^16 AND CLOBBERS :3
+(22149) DO ;2 SUB #1 <- :3 ~ '#65280$#65280'
+        DO :3 <- '"':3~#43690'$#0"~"#65535$#1"' $
+                 '"':3~#21845'$#0"~"#65535$#1"'
+        PLEASE :3 <- ":3~'#511$#1'" $ ":3~'#1$#511'"
+        PLEASE :3 <- ":3~'#1023$#3'" $ ":3~'#3$#1023'"
+        DO ;2 SUB #2 <- ":3~'#4095$#15'" $ ":3~'#15$#4095'"                 
+        PLEASE RESUME #1
+
+        DOING (MLY) NEXT SETS ;1 <- :1 * :2 / 2^32
+(22108) PLEASE STASH :1 + :2 + :3 + ;2 + .14
+        DO :1 <- :1 ~ #65535
+        DO :2 <- :2 ~ #65535
+        DO (1540) NEXT
+        DO ;1 SUB #2 <- :3
+        DO ;1 SUB #1 <- #0
+        PLEASE RETRIEVE :1
+        PLEASE STASH :1
+        DO :1 <- :1 ~ '#65280$#65280'
+        DO (1540) NEXT
+        DO (22149) NEXT 
+        DO (17699) NEXT
+        PLEASE RETRIEVE :1 + :2
+        PLEASE STASH :1 + :2
+        DO :1 <- :1 ~ #65535
+        DO :2  <- :2 ~ '#65280$#65280'
+        DO (1540) NEXT 
+        DO (22149) NEXT
+        DO (17699) NEXT
+        PLEASE RETRIEVE :1
+        PLEASE STASH :1
+        DO :1 <- :1 ~ '#65280$#65280'
+        DO (1540) NEXT
+        DO ;2 SUB #2 <- #0
+        DO ;2 SUB #1 <- :3
+        DO (17699) NEXT
+        PLEASE RETRIEVE :1 + :2 + :3 + ;2 + .14
+        PLEASE RESUME #1
+
+        DOING (MLZ) NEXT SETS ;1 <- ;1 + (:1 * :2 / 2^32), TRACKING OVERFLOW
+(18012) PLEASE STASH ;1 + ;2
+        DO (22108) NEXT
+        PLEASE ;2 SUB #1 <- ;1 SUB #1
+        PLEASE ;2 SUB #2 <- ;1 SUB #2
+        PLEASE RETRIEVE ;1
+        DO (29987) NEXT
+        PLEASE RETRIEVE ;2
+        PLEASE RESUME #1
+
+        DOING (MLX) NEXT SETS ;1 <- ;1*;2 AND TRACKS OVERFLOW
+(30300) PLEASE STASH :1 + :2 + :3 + :4 + ;1 + ;2
+        DO :1 <- ;1 SUB #2
+        DO :2 <- ;2 SUB #2
+        DO (22108) NEXT
+        DO :1 <- ;1 SUB #1
+        DO :2 <- ';1 SUB #2' ~ '#32768$#0'
+        DO (1500) NEXT
+        PLEASE RETRIEVE ;1
+        DO :4 <- ;1 SUB #2
+        DO :1 <- ;1 SUB #1
+        DO :2 <- ;2 SUB #1
+        DO (22108) NEXT
+        PLEASE DO .984 <-  "V.984$' "';1 SUB #1'~';1 SUB #1'" ~#1'" ~ #1
+        DO ;1 SUB #1 <- ;1 SUB #2
+        DO ;1 SUB #2 <- :3
+        DO :2 <- ;2 SUB #2
+        DO (18012) NEXT
+        DO :1 <- :4
+        DO :2 <- ;2 SUB #1
+        DO (18012) NEXT
+        PLEASE RETRIEVE :1 + :2 + :3 + :4 + ;2
+        PLEASE RESUME #1
+
+        DOING (RTX) NEXT SETS ;1 <- SQRT(;1)
+(30218) PLEASE STASH .6 + ;2 + ;3 + ;4 + :1 + :2 + .1 + .2 + .3 + .14 + .984
+        DO ;4 <- #2
+        DO ;3 <- #2
+        DO .6 <- #1
+        DO ;3 SUB #1 <- #0
+        DO ;3 SUB #2 <- #0
+        DO ;4 SUB #1 <- #65535$#65535
+        DO ;4 SUB #2 <- ;4 SUB #1
+        DO :1 <- ;1 SUB #1
+        DO :2 <- ;1 SUB #2
+        PLEASE (2003) NEXT
+(2002)  DO ;2 SUB #1 <- ;1 SUB #1
+        DO ;2 SUB #2 <- ;1 SUB #2
+        DO (17699) NEXT
+        DO ;2 SUB #1 <- ;1 SUB #1
+        DO ;2 SUB #2 <- ;1 SUB #2
+        DO (17699) NEXT
+        PLEASE DO ;2 SUB #1 <- #0
+        PLEASE DO ;2 SUB #2 <- .2
+        DO (17699) NEXT
+        PLEASE DO ;2 SUB #2 <- .3
+        DO (29925) NEXT
+        PLEASE DO ;3 SUB #1 <- ;1 SUB #1
+        PLEASE DO ;3 SUB #2 <- ;1 SUB #2
+        PLEASE DO ;1 SUB #1 <- ;4 SUB #1
+        PLEASE DO ;1 SUB #2 <- ;4 SUB #2
+        DO ;2 SUB #1 <- ;1 SUB #1
+        DO ;2 SUB #2 <- ;1 SUB #2
+        DO (17699) NEXT
+        DO ;2 SUB #1 <- #0
+        PLEASE DO ;2 SUB #2 <- "?#1$.3"~#1
+        DO (17699) NEXT
+        PLEASE DO ;4 SUB #1 <- ;1 SUB #1
+        PLEASE DO ;4 SUB #2 <- ;1 SUB #2
+        DO .1 <- ":1 ~ '#21845$#0'" $
+         '"?':1~"#10922$#1"' $ '"?':1~#1'$':2~"#32768$#0"'"~#1'" ~#21845'
+        DO .2 <- ":1 ~ '#0$#21845'" $
+         '"? ':1~"#0$#10923"' $ '"?':1~#1'$':2~"#0$#32768"'"~#1'" ~#21845'
+        DO :1 <- .1 $ .2
+        DO .1 <- ":2 ~ '#21845$#0'" $
+         '"&':2~"#10922$#1"' $ #65534" ~ #21845'
+        DO .2 <- ":2 ~ '#0$#21845'" $
+         '"&':2~"#0$#10923"' $ #65534" ~ #21845'
+        DO :2 <- .1 $ .2
+(2003)  DO .2 <- :1 ~ '#32768$#32768'
+        DO ;1 SUB #1 <- ;3 SUB #1
+        DO ;1 SUB #2 <- ;3 SUB #2
+        DO ;2 SUB #1 <- ;4 SUB #1
+        DO ;2 SUB #2 <- ;4 SUB #2
+        DO .14 <- #2
+        DO (21785) NEXT
+        DO .3 <- ' " '"';1 SUB #1'~';1 SUB #1'"~#1' $
+                      '"';1 SUB #2'~';1 SUB #2'"~#1' " $ .2' ~ #15
+        DO .3 <- '&"'.3~.3'~#1" $ .14' ~ #2
+        PLEASE DO (2004) NEXT
+        DO ;1 SUB #1 <- ;3 SUB #1
+        DO ;1 SUB #2 <- ;3 SUB #2
+        DO (2005) NEXT
+(2004)  DO (2006) NEXT
+(2005)  PLEASE FORGET #1
+        PLEASE DO .1 <- #49
+        DO (29904) NEXT
+        DO (2002) NEXT
+        PLEASE REINSTATE NEXTING
+        DO ;2 SUB #1 <- ;4 SUB #1
+        DO ;2 SUB #2 <- ;4 SUB #2
+        DO ;1 SUB #1 <- #0
+        DO ;1 SUB #2 <- #0
+        DO (29925) NEXT
+        DO ;2 SUB #1 <- #0
+        DO ;2 SUB #2 <- "?.3$#1"~#1
+        DO (29925) NEXT
+        PLEASE RETRIEVE .6 + ;2 + ;3 + ;4 + :1 + :2 + .1 + .2 + .3 + .14 + .984
+        PLEASE RESUME #50
+(2006)  PLEASE RESUME "?.3$#2"~#3
+
+        DOING (UNP) NEXT SETS ;1 <- :1 / 1000000
+        (WHICH IS ESSENTIALLY DECIMAL TO BINARY CONVERSION)
+(22919) PLEASE STASH :1 + :2 + :3 + :4 + .3
+        DO :2 <- #784 $ #904
+        PLEASE DO (1550) NEXT
+        PLEASE DO ;1 SUB #1 <- :3
+        DO :1 <- :3
+        DO (1540) NEXT
+        DO RETRIEVE :1
+        PLEASE STASH :1
+        DO :2 <- :3
+        PLEASE DO (1510) NEXT
+        PLEASE DO :4 <- #32768 $ #0
+        DO ;2 SUB #1 <- #0
+        DO ;2 SUB #2 <- #0
+        DO :1 <- :3
+        PLEASE DO (2008) NEXT
+(2007)  DON'T RESUME #1
+        DO :2 <- #0$#1024
+        DO :1 <- :3
+        PLEASE (1510) NEXT
+        DO :1 <- :3
+        DO REMEMBER :1
+        DO .3 <- :4~#1
+        DO (2009) NEXT
+        DO :4 <- :4~'#65535$#65534'
+(2008)  DO :2 <- :1
+        PLEASE DO (1500) NEXT
+        DO :1 <- :3
+        DO :2 <- #784 $ #904
+        PLEASE (23438) NEXT
+        DO :2 <- #48576
+        PLEASE DO (1500) NEXT
+        DO .3 <- :3~'#0$#1024'
+        DO :2 <- ;2 SUB '"?.3$#1"~#3'
+        DO :2 <- "'V":2~'#65535$#0'"$":4~'#65535$#0'"' ~ '#0$#65535'" $
+                 "'V":2~'#0$#65535'"$":4~'#0$#65535'"' ~ '#0$#65535'"
+        PLEASE DO ;2 SUB '"?.3$#1"~#3' <- :2
+        PLEASE DO (2007) NEXT
+        DO ;1 SUB #2 <- ;2 SUB #2
+        PLEASE REMEMBER :1
+        PLEASE ABSTAIN FROM (2007)
+        PLEASE RETRIEVE :1 + :2 + :3 + :4 + .3
+        PLEASE RESUME #34
+(2009)  PLEASE DO (2006) NEXT
+        DO REINSTATE (2007)
+        PLEASE FORGET #2
+        DO (2008) NEXT
+
+        DOING (PAK) NEXT SETS :1 <- 1000000 * ;1, TRACKING OVERFLOW
+        (WHICH IS ESSENTIALLY BINARY TO DECIMAL CONVERSION)
+(15478) PLEASE STASH ;1 + ;2 + :2 + :3 + :4
+        DO ;2 SUB #1 <- #784 $ #904
+        DO ;2 SUB #2 <- #0
+        DO (30300) NEXT
+        DO :1 <- ;1 SUB #1
+        DO :2 <- ';1 SUB #2' ~ '#32768$#0'
+        DO (1509) NEXT
+        DO .984 <- "V.984$':4~#2'"~#1
+        PLEASE RETRIEVE ;1 + ;2 + :2 + :3 + :4
+        PLEASE RESUME #1
+
+        DON'T STOP READING YET: TWO IMPORTANT UTILITY ROUTINES REMAIN
+
+        ---------- UTILITIES ----------------------------------------       
+
+        DOING (CMP) NEXT IMMOBILIZES :1 IF :1 < :2
+        HERE I USE A SLICK TRICK FROM THE ORIGINAL INTERCAL DIVISION ROUTINE
+(23438) PLEASE STASH .3 + :1
+        DO :1 <- ' "? ':1~"#65535$#0"' $ ':2~"#65535$#0"' " ~ "#0$#65535"' $
+                 ' "? ':1~"#0$#65535"' $ ':2~"#0$#65535"' " ~ "#0$#65535"'
+        DO .3 <- ':2~:1' ~
+            " ' "? '"?:1~:1"~"#65535$#0"' $ #32768"~"#0$#65535" '
+               $ '"?:1~:1"~"#0$#65535"' "
+        PLEASE RETRIEVE :1
+        DO (2010) NEXT
+        DO (2011) NEXT
+(2010)  DO (2006) NEXT
+        PLEASE IGNORE :1
+(2011)  DO RETRIEVE .3
+        DO RESUME #2
+
+        DOING (TIX) NEXT IS INTENDED TO SIMPLIFY LOOPS ON THE VARIABLE .I
+        IF .I = .1, NEXTING IS TURNED OFF
+        OTHERWISE .I IS INCREASED BY +1 OR -1, WHERE THE
+        INCREMENT IS -1 IF (UP) HAS JUST BEEN ABSTAINED FROM
+(29904) PLEASE STASH .1 + .2 + .3 + .4
+        DO .3 <- "'"?.6$.1"~#21845' ~ '"?.6$.1"~#21845'" ~ #1
+        DO (2012) NEXT
+        PLEASE ABSTAIN FROM NEXTING
+        PLEASE RETRIEVE .1 + .2 + .3 + .4
+        PLEASE RESUME #1
+(2012)  DO (2006) NEXT
+        DO .1 <- .6
+(711)   DO (2013) NEXT
+        PLEASE REINSTATE (711)
+        DO .2 <- #1
+        DO (1010) NEXT
+        DO .6 <- .3
+        DO (2014) NEXT
+(2013)  DO (1020) NEXT
+        DO .6 <- .1
+(2014)  PLEASE RETRIEVE .1 + .2 + .3 + .4
+        DO RESUME #3
+
+        PLEASE NOTIFY THE AUTHOR IF YOU'VE BEEN ABLE TO
+        UNDERSTAND ALL OF THIS; BUT PLEASE DON'T SEND EMAIL
+
+        FINAL PUZZLE: WHAT IS SO INTERESTING ABOUT 885205232?