1  COM A[25],V[2,10]
2  COM A$[255],A1$[255],B0$[5],D0$[255],F0$[1],F1$[11],S0$[6]
3  COM H0$[94],H1$[94],J0$[3],J1$[3],K1$[15],P0$[184],P1$[4]
4  COM N0$[1],U0$[11],U1$[11],V0$[10],V1$[10],W$[102],W0$[8],W1$[255],Z$[255]
5  COM C0,C1,C2,C3,C4,C5,C6,C7,C8,C9,D0
6  COM D,D1,D2,F9,G,G0,G8,L,S0,V0,V1,V2,V3,V5,V7
7  COM W0,W1,W3,W5,W8,W9
10  COM L[5],M[64,2],N[64,2],P[2]
11  COM B$[94],L$[94],M$[94],N$[94],O$[94],P$[94]
12  COM L1,L2,L3,L4,L7,M1,M2,M3,M4,M5,M7,M8,M9,N1,N2,N3,N4
15  REM (C) COPYRIGHT  HEWLETT-PACKARD CO. 1976
16  REM ALL RIGHTS RESERVED.  NO PART OF THIS PROGRAM MAY BE PHOTOCOPIED,
17  REM REPRODUCED OR TRANSLATED TO ANOTHER PROGRAM LANGUAGE WITHOUT THE
18  REM PRIOR WRITTEN CONSENT OF HEWLETT-PACKARD CO.
50  FILES *,*
99  CHAIN "$EDITOR"
100  REM *ENTRY*
110  IF  ERROR  THEN 9998
120  ASSIGN U0$,C1,J, PR 
130  IF J THEN 9998
140  U0=V6=H=C0
145  D1=D
150  U1=C2
160  GOSUB 1000
165  W1=C0
170  A1$="EDIT00"
175  A1$[C7]=B0$
180  CHAIN J,A1$,100
190  GOTO 9998
1000  REM2 >>DELETE # <<
1005  D=29
1010  GOSUB 8300
1015  IF V5=C1 THEN 1080
1020  X1=X7=L
1025  X2=C0
1030  GOSUB 7200
1035  IF  NOT E THEN 1065
1040  IF M5 THEN 1055
1045  PRINT "No lines in WORK file."
1050  RETURN 
1055  PRINT "No such line."
1060  GOTO 1010
1065  GOSUB 3800
1070  GOSUB V7 OF 1800
1075  IF V5=C3 THEN 1010
1080  RETURN 
1800  REM2 <DISP LINE>
1805  GOSUB 9900
1810  P0$=V1$
1815  W6=LEN(P0$)
1820  P0$[LEN(P0$)+C1]=" "
1825  P0$[LEN(P0$)+C1]=B$[C1+(A[C1]=C3)*C6]
1830  GOSUB 6400
1835  RETURN 
3800  REM <DEL LI>
3802  IF  NOT M5 THEN 3930
3804  M5=M[64,C2]=M5-C1
3806  GOSUB 6300
3808  IF  NOT X9 THEN 3816
3810  P[C1]=X9
3812  P[C2]=C1
3814  GOTO 3824
3816  GOSUB 7300
3818  P[C1]=L1
3820  P[C2]=A[C3]
3822  GOSUB 7400
3824  IF L7=C1 THEN 3872
3826  REM2 >1 LI IN REC
3828  GOTO L2 OF 3830,3834,3838,3842,3846
3830  L$=M$
3832  L[C1]=L[C2]
3834  M$=N$
3836  L[C2]=L[C3]
3838  N$=O$
3840  L[C3]=L[C4]
3842  O$=P$
3844  L[C4]=L[C5]
3846  P$=""
3848  L[C5]=C0
3850  IF L2#C1 THEN 3860
3852  N[N1,C1]=L[C1]
3854  MAT  PRINT #C1,N3;N
3856  IF N1#C1 THEN 3860
3858  M[M1,C1]=L[C1]
3860  L7=L7-C1
3862  GOSUB 7800
3864  L2=L2 MIN L7
3866  L1=L[L2]
3868  L4=C1
3870  RETURN 
3872  REM2 1 LI IN REC
3874  X3=L3
3876  GOSUB 7100
3878  IF N2=C1 THEN 3898
3880  FOR J=N1 TO N2-C1
3882  N[J,C1]=N[J+C1,C1]
3884  N[J,C2]=N[J+C1,C2]
3886  NEXT J
3888  N[N2,C1]=N[N2,C2]=C0
3890  N2=N[64,C1]=N2-C1
3892  MAT  PRINT #C1,N3;N
3894  M[M1,C1]=N[C1,C1]
3896  GOTO 3926
3898  REM2 REM N[] REC
3900  X3=N3
3902  GOSUB 7100
3904  FOR J=M1 TO M2-C1
3906  M[J,C1]=M[J+C1,C1]
3908  M[J,C2]=M[J+C1,C2]
3910  NEXT J
3912  M[M2,C1]=M[M2,C2]=C0
3914  M2=M[64,C1]=M2-C1
3916  IF M[M1,C2] THEN 3920
3918  M1=M1-C1
3920  MAT  READ #C1,M[M1,C2];N
3922  N2=N[64,C1]
3924  N3=N[64,C2]
3926  X=P[C1]
3928  GOSUB 7500
3930  RETURN 
6000  REM <L#>
6005  F1=POS(A1$,".")
6010  IF (A[C1]=C2 OR (A[C1]=C3 AND H)) AND F1 THEN 6050
6015  IF  NOT F1 THEN 6025
6020  IF LEN(A1$[F1])>C3+(A[C1]=C3) THEN 6050
6025  CONVERT A1$ TO F1,4145
6030  IF A[C1]=C3 AND H THEN 6040
6035  F1=INT(F1*100*(((A[C1]=C3)*D0) MAX C1)+.5)
6040  IF (A[C1]=C2 AND F1>999900.) OR F1>999999. OR F1 <= C0 THEN 6050
6045  RETURN 
6050  F1=C0
6055  RETURN 
6300  REM <NXT LI>
6305  IF L2=L7 THEN 6320
6310  X9=L[L2+C1]
6315  RETURN 
6320  IF N1=N2 THEN 6335
6325  X9=N[N1+C1,C1]
6330  RETURN 
6335  IF M1=M2 THEN 6350
6340  X9=M[M1+C1,C1]
6345  RETURN 
6350  X9=C0
6355  RETURN 
6400  REM <PRT P0$>
6410  I=C1
6420  J=A[C9] MIN LEN(P0$)
6430  PRINT P0$[I,J]
6440  I=J+C1
6450  IF  NOT LEN(P0$[I]) THEN 6490
6460  J=(I+A[C9]-W6-C1) MIN LEN(P0$)
6470  PRINT TAB(W6);P0$[I,J]
6480  GOTO 6440
6490  RETURN 
7100  REM <ADD REC>
7110  PRINT #C1,X3;M7
7120  M7=X3
7130  RETURN 
7200  REM <FIND LI>
7202  IF  NOT M5 THEN 7212
7204  GOTO X1+C3 OF 7216,7224,7238
7206  X=X1
7208  GOSUB 7500
7210  IF L4 THEN 7242
7212  E=C1
7214  RETURN 
7216  X=C0
7218  GOSUB 7500
7220  GOSUB 7400
7222  GOTO 7242
7224  X=M[M2,C1]
7226  GOSUB 7500
7228  X=N[N2,C1]
7230  GOSUB 7500
7232  X=L[L7]
7234  GOSUB 7500
7236  GOTO 7242
7238  X=P[C1]
7240  GOSUB 7500
7242  FOR J5=C1 TO ABS(X2)
7244  GOSUB (X2>C0)+C1 OF 7300,7400
7246  IF E THEN 7254
7248  NEXT J5
7250  GOSUB 7600
7252  E=C0
7254  RETURN 
7300  REM <RD PR L>
7304  IF L2=C1 THEN 7328
7308  IF  NOT L[L2-C1] THEN 7376
7312  L2=L2-C1
7316  L1=L[L2]
7320  E=C0
7324  RETURN 
7328  IF N1=C1 THEN 7340
7332  X=N[N1-C1,C1]
7336  GOTO 7356
7340  IF M1=C1 THEN 7376
7344  X=M[M1-C1,C1]
7348  GOSUB 7500
7352  X=N[N2,C1]
7356  GOSUB 7500
7360  L1=L[L7]
7364  L2=L7
7368  E=C0
7372  RETURN 
7376  E=C1
7380  RETURN 
7400  REM <RD NEXT LI>
7405  IF L2=L7 THEN 7430
7410  L2=L2+C1
7415  L1=L[L2]
7420  E=C0
7425  RETURN 
7430  IF N1=N2 THEN 7445
7435  X=N[N1+C1,C1]
7440  GOTO 7455
7445  IF M1=M2 THEN 7470
7450  X=M[M1+C1,C1]
7455  GOSUB 7500
7460  E=C0
7465  RETURN 
7470  E=C1
7475  RETURN 
7500  REM <RD DIR>
7502  IF X >= L[C1] AND X <= L[L7] THEN 7554
7504  IF X >= N[C1,C1] AND X <= N[N2,C1] THEN 7532
7506  I1=C1
7508  I2=M2+C1
7510  M1=INT((I1+I2)/C2)
7512  GOTO SGN(X-M[M1,C1])+C2 OF 7514,7524,7518
7514  I2=M1
7516  GOTO 7510
7518  IF I2-M1=C1 THEN 7524
7520  I1=M1
7522  GOTO 7510
7524  IF M[M1,C2]=N3 THEN 7532
7526  N3=M[M1,C2]
7528  MAT  READ #C1,N3;N[64,C2]
7530  N2=N[64,C1]
7532  I1=C1
7534  I2=N2+C1
7536  N1=INT((I1+I2)/C2)
7538  GOTO SGN(X-N[N1,C1])+C2 OF 7540,7550,7544
7540  I2=N1
7542  GOTO 7536
7544  IF I2-N1=C1 THEN 7550
7546  I1=N1
7548  GOTO 7536
7550  L3=N[N1,C2]
7552  GOSUB 7700
7554  L1=X
7556  FOR L2=C1 TO L7
7558  GOTO SGN(X-L[L2])+C2 OF 7562,7568,7560
7560  NEXT L2
7562  L2=L2-C1
7564  L4=C0
7566  RETURN 
7568  L4=C1
7570  RETURN 
7600  REM <GET B$>
7605  GOTO L2 OF 7610,7620,7630,7640,7650
7610  B$=L$
7615  RETURN 
7620  B$=M$
7625  RETURN 
7630  B$=N$
7635  RETURN 
7640  B$=O$
7645  RETURN 
7650  B$=P$
7655  RETURN 
7700  REM <RD REC>
7710  READ #1,L3;L7,L[C1],L$,L[C2],M$,L[C3],N$,L[C4],O$,L[C5],P$
7720  RETURN 
7800  REM <WR REC>
7810  PRINT #1,L3;L7,L[C1],L$,L[C2],M$,L[C3],N$,L[C4],O$,L[C5],P$
7820  RETURN 
8300  REM <S IN>
8301  V8=C1
8302  J=SYS(C3)
8303  E=C0
8312  A$=""
8316  J0=W7=C0
8318  IF  NOT J0 THEN 8321
8319  P1$="????"
8320  GOTO 8327
8321  GOTO V0 OF 9998,8324,8326
8324  P1$="#"
8325  GOTO 8327
8326  P1$=":"
8327  IF V2=C2 AND  NOT W1 THEN 8376
8328  IF J0 THEN 8372
8329  GOTO V0 OF 9998,8372,8331
8331  I9=V7*(C8-(A[C1]=C2)*C3)+ NOT V7
8332  IF V1=I9 AND  NOT W5 OR  NOT V3 OR  NOT A[13] THEN 8362
8334  REM2 TABS
8336  SYSTEM J,"ECHO-OFF"
8338  PRINT  USING "#,"'34'9'27"2"'27"a"'34
8344  ENTER D0,J1,A1$
8346  IF A1$[C4,C6]#"000" THEN 8338
8348  A1$='27"&a  C"
8350  FOR J1=C1 TO A[13]
8351  IF V[C1,J1]<A[C2] THEN 8358
8352  CONVERT V[C1,J1]+I9-A[C2] TO J0$
8354  A1$[C6-LEN(J0$),C5]=J0$
8356  PRINT  USING "#,6A";A1$
8357  PRINT  USING "#,"'34'27"1"'34
8358  NEXT J1
8359  PRINT  USING "#,"'34'13'27"A"'27"J"'34
8360  SYSTEM J,"ECHO-ON"
8362  V1=I9
8364  W5=C0
8366  PRINT P0$;
8368  GOTO 8373
8372  PRINT P1$;
8373  LINPUT A1$
8374  GOTO 8420
8376  IF V6 THEN 8394
8380  ASSIGN U1$,U1,J, WR 
8382  IF J<C3 THEN 8388
8384  PRINT "USE file no longer accessible"
8386  GOTO 8984
8388  V6=C1
8390  READ #U1,W8
8392  ADVANCE #U1;W9,J
8394  GOTO TYP(U1) OF 8396,8400,8408
8396  PRINT "Number encountered in USE file."
8398  GOTO 8984
8400  READ #U1;A1$
8401  IF  NOT W3 THEN 8403
8402  PRINT P1$;A1$
8403  W8=REC(U1)
8404  W9=ITM(U1)
8406  GOTO 8420
8408  V2=W3=C1
8410  GOTO 8300
8420  IF LEN(A$)+LEN(A1$) <= 255 THEN 8426
8422  PRINT "Total line length exceeds 255 characters."
8424  GOTO 8984
8426  IF V0#C3 OR J0 THEN 8430
8428  A$=P0$[V9+C1,LEN(P0$)]
8429  P0$=P0$[C1,V9]
8430  IF  NOT LEN(A1$) THEN 8448
8432  A$[LEN(A$)+C1]=A1$
8434  IF A$[LEN(A$)]#"&" THEN 8448
8436  A$=A$[C1,LEN(A$)-C1]
8438  IF J0 OR LEN(A$) >= G8 THEN 8442
8440  W7=LEN(A$)+C1
8442  J0=C1
8444  V8=V8+C1
8446  GOTO 8318
8448  IF  NOT A[24] THEN 8464
8450  FOR J=C1 TO LEN(A$)
8452  J1=NUM(A$[J,J])
8454  IF J1 >= 32 AND J1 <= 126 THEN 8462
8456  IF J1=C9 AND A[13] THEN 8462
8458  PRINT "No control characters allowed."
8459  IF V0<C3 THEN 8984
8460  P0$[LEN(P0$)+C1]=A$[C1,J-C1]
8461  GOTO 8984
8462  NEXT J
8464  GOTO V0 OF 9998,8478,8466
8466  REM2 TEXT
8468  IF LEN(A$)-A[C7]*LEN(P0$[V9+C1,LEN(P0$)])>C0 THEN 8474
8470  V5=C1
8472  GOTO 8586
8474  V5=C2
8475  IF  NOT A[D0] THEN 8542
8476  IF A$[C1,C2]="//" THEN 8802
8477  GOTO 8542
8478  REM2 #
8480  GOSUB 9650
8482  IF  NOT A[D0] THEN 8490
8484  IF A$[C1,C2]="//" THEN 8802
8490  IF LEN(A$) THEN 8500
8492  IF  NOT SYS(C3) THEN 8534
8494  V0=V5=C1
8496  W1=C0
8498  RETURN 
8500  J3=C0
8502  FOR J1=C1 TO LEN(A$)
8504  J2=NUM(A$[J1,J1])
8506  IF J2 >= 48 AND J2 <= 57 THEN 8512
8508  IF J2#46 OR J3 THEN 8514
8510  J3=C1
8512  NEXT J1
8514  IF J1=C1 THEN 8534
8515  A1$=A$[C1,J1-C1]
8516  IF J1#LEN(A$)+C1 THEN 8522
8518  A$=""
8520  GOTO 8530
8522  IF J2=32 OR J2=58 THEN 8528
8524  PRINT "Missing space or colon after the line number."
8526  GOTO 8984
8528  A$=A$[J1+C1,LEN(A$)]
8530  GOSUB 6000
8532  IF F1 THEN 8538
8534  PRINT "Missing or illegal line number."
8536  GOTO 8984
8538  L=F1
8540  V5=C2
8542  GOSUB D=C3 OR D=C5 OF 9670
8546  IF  NOT A[13] OR  NOT LEN(A$) OR V0#C3 THEN 8576
8548  J3=POS(A$,'9)
8550  IF  NOT J3 THEN 8572
8551  J5=LEN(A$)
8552  FOR J1=C1 TO A[13]
8553  IF V[C1,J1]<A[C2] THEN 8558
8554  J4=V[C1,J1]-(D=26)*(V9-V1)-A[C2]+C1
8556  IF J3<J4 THEN 8564
8558  NEXT J1
8560  A$[J3]=A$[J3+C1,LEN(A$)]
8562  GOTO 8548
8564  A$=A$[C1,J4 MAX LEN(A$)]
8566  A$[J4]=A$[J3+C1,J5]
8568  A$[J3,J4-C1]=""
8570  GOTO 8548
8572  GOSUB D=C3 OR D=C5 OF 9670
8576  IF V0=C3 THEN 8586
8578  IF D=C3 OR D=C5 OR D=20 OR  NOT LEN(A$) THEN 8586
8580  PRINT "Type only the number of the line you want to "W0$"."
8582  GOTO 8984
8586  IF SYS(C3) THEN 8592
8588  V5=C3
8590  RETURN 
8592  IF V2=C2 AND  NOT W1 THEN 8984
8594  W1=C0
8596  V0=C1
8598  RETURN 
8802  REM2 //
8804  A$=A$[C3,LEN(A$)]
8806  FOR J=C1 TO LEN(A$)
8808  J0$=UOS$(A$[J,J])
8810  J1=NUM(J0$)
8812  IF J1<65 OR J1>90 THEN 8816
8814  NEXT J
8816  A1$=UOS$(A$[C1,J-C1])
8818  A$=A$[J,LEN(A$)]
8820  RESTORE 8822
8822  DATA 4,1,"HELP",2,"STOP",1,"ASK",1,"BREAK"
8824  GOSUB 9300
8828  IF K2 THEN 8862
8858  PRINT "Illegal or unpermitted //-command."
8860  GOTO 8984
8862  GOSUB 9650
8864  IF LEN(A$) AND K2#C3 THEN 8952
8866  GOTO K2 OF 8874,8924,8936,8970
8874  REM2 //H
8876  GOTO V0 OF 9998,8892,8912
8892  PRINT "Type the number of the line you want to "W0$;
8894  IF D#C3 AND D#C5 AND D#20 THEN 8908
8896  PRINT ", followed by a colon,"
8898  PRINT "and then the line, e.g.:"
8900  PRINT 
8902  PRINT "               # 150.4: Here is my line of text."
8904  PRINT 
8906  GOTO 8912
8908  PRINT "."
8910  GOTO 8914
8912  PRINT "Type the next line you want to "W0$"."
8914  PRINT "To terminate this operation, press the BREAK key before pressing RETURN."
8920  IF SYS(C3) AND V2=C2 AND  NOT W1 THEN 8984
8921  V8=V8+C1
8922  GOTO 8985
8924  REM2 //S
8925  IF D1=-C1 THEN 8935
8926  PRINT #C1,M3-C2;M7,M8,M9
8927  MAT  PRINT #C1,M3;M
8928  MAT  PRINT #C1,N3;N
8929  PRINT #C1,M3-C1; END 
8930  IF  NOT S0 THEN 8935
8932  ASSIGN *,C3
8934  PURGE I,S0$
8935  STOP 
8936  REM2 //A
8938  IF V0=C3 AND V2=C2 THEN 8944
8940  PRINT "//ASK cannot be used here."
8942  GOTO 8984
8944  V4=C2
8946  GOSUB 9800
8948  IF E THEN 8300
8950  IF  NOT LEN(A$) THEN 8956
8952  PRINT "Nothing permitted beyond the //"K1$" command."
8954  GOTO 8984
8956  IF LEN(A1$)<80 THEN 8962
8958  PRINT "The string in //ASK is too long."
8960  GOTO 8984
8962  P0$=A1$
8964  W1=C1
8966  V9=LEN(P0$)
8968  GOTO 8300
8970  REM2 //B
8972  IF V0=C1 THEN 8982
8974  IF SYS(C3) AND V2=C2 AND  NOT W1 THEN 8984
8976  W1=C0
8978  V0=V5=C1
8980  RETURN 
8982  PRINT "//BREAK cannot be used here."
8984  GOSUB 9700
8985  V8=V8+C2
8986  IF V0#C1 THEN 8302
8988  RETURN 
9300  REM <KEY>
9310  READ J
9320  FOR K2=C1 TO J
9330  READ J1,K1$
9340  IF LEN(A1$)<J1 THEN 9360
9350  IF A1$=K1$[C1,LEN(A1$)] THEN 9380
9360  NEXT K2
9370  K2=C0
9380  RETURN 
9650  REM <TLEB>
9652  FOR J=C1 TO LEN(A$)
9654  IF A$[J,J]#" " THEN 9658
9656  NEXT J
9658  A$=A$[J,LEN(A$)]
9660  RETURN 
9670  REM <TTB>
9672  FOR J=LEN(A$) TO C1 STEP -C1
9674  IF A$[J,J]#" " THEN 9678
9676  NEXT J
9678  A$=A$[C1,J]
9680  RETURN 
9700  REM <ERROR>
9710  E=C1
9720  Z$=""
9730  IF V2#C2 OR W1 THEN 9760
9740  PRINT "USE file abandoned."
9750  V0=V2=W3=C1
9760  RETURN 
9800  REM <GET NEXT STR>
9805  V0$=A$[C1,C1]
9810  IF V0$='34 THEN 9835
9815  IF V0$="@" THEN 9840
9820  PRINT "Missing or illegal string."
9825  GOSUB 9700
9830  RETURN 
9835  V4=C1
9840  J1=C2
9845  J2=POS(A$[J1],V0$)+J1-C1
9850  IF J2=J1-C1 THEN 9820
9855  IF A$[J2+C1,J2+C1]#V0$ THEN 9875
9860  A$[J2]=A$[J2+C1]
9865  J1=J2+C1
9870  GOTO 9845
9875  A1$=A$[C2,J2-C1]
9880  A$=A$[J2+C1,LEN(A$)]
9885  E=C0
9890  RETURN 
9900  REM <CON LI #>
9903  V1$="    "
9906  IF A[C1]=C3 THEN 9933
9909  J1=INT(X7/100)
9912  IF  NOT J1 THEN 9924
9915  CONVERT J1 TO V0$
9918  V1$[C5-LEN(V0$)]=V0$
9921  IF A[C1]=C2 THEN 9972
9924  V1$[C5]=".0"
9927  CONVERT X7-J1*100 TO V0$
9930  GOTO 9951
9933  J1=INT(X7/1000)
9936  IF  NOT J1 THEN 9945
9939  CONVERT J1 TO V0$
9942  V1$[C4-LEN(V0$)]=V0$
9945  V1$[C4]=".00"
9948  CONVERT X7-J1*1000 TO V0$
9951  V1$[C8-LEN(V0$)]=V0$
9954  FOR J1=C7 TO C1 STEP -C1
9957  IF V1$[J1,J1]#"0" THEN 9963
9960  NEXT J1
9963  IF V1$[J1,J1]#"." THEN 9969
9966  J1=J1-C1
9969  V1$[J1+C1,C7]=""
9972  RETURN 
9990  REM <ERR>
9991  M4=SYS(C0)
9992  N4=SYS(C1)
9993  A1$="EDIT31"
9994  A1$[C7]=B0$
9995  CHAIN J,A1$,100
9996  PRINT A1$" is missing.  ERROR"
9997  STOP 
9998  GOTO 9991
9999  END 
