page-1983-101-timex-sinclair-programming-tricks

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Program Listing10 LET T=Jfn.20 PRINT •QUANTITY = ,30 INPUT p40 PRINT p50 PRINT •TOTAL COST = $";60 INPUT c70 PRINT C80 LET T=C/P90 IF T40 THEN LET T=H-4094
100 IF H>40 THEN GOTO 140110 LET W=H*P120 PRINT nGROSS WAGES = $n;W130 STOP140 LET W=(40*P}+(T*P*l.5)150 GOTO 120Sample RunHOURLY PAY RATE = $5.75NUMBER HOURS WORKED =61GROSS WAGES = $411.12576 InvoicingThere's a lot of repetitious math work to be done beforeyou mail invoices to your customers. This software hasthe computer collect a few pertinent bits of data from youand then present all the various totals you need to plug intoan invoice.It gives you a total retail price for all goods sold on theinvoice, total sales tax if applicable, shipping charges andthe grand total amount due you from your customer.Program Listing10 PRINT nQUANTITY SOLD: n;20 INPUT Q30 PRINT Q40 PRINT nUNIT PRICE: $n;50 INPUT P60 PRINT P70 PRINT nSALES TAX RATE PERCENT: ";80 INPUT S90 PRINT S100 PRINT nSHIPPING CHARGES: $";95
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IMEX/ SJ,NCLAIRODO zx-B'IRDGRAMMING
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FIRST EDITIONFIRST PRINTING©1983 b
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TipTable of ContentsPageIntroductio
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Gee Whiz37 Gee Whiz I: Smart Adder
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97 Draw A Line98 Box Message99 Boxe
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The 101 programs in this handbook c
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author's training in writing BASIC-
Page 19 and 20:
Fun & Games
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Program Listing10 RAND100 LET A=INT
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140 IF R
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130 PRINT •BACKWARD:•140 FOR J=
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110 PRINT •PRESS ANY KEY TO PLAY
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12 60-Second TimerA one-minute time
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210 IF A$=•• THEN GOTO 200220 I
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convert those raw numbers to a batt
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The program here has a temporary su
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1 Create a QuizOne of the most fasc
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line 10 for a.word. It is looking f
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program if you. don't get it right
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90 PRINT100 PRINT "ADDRESS";TAB lO;
Page 46 and 47: 160 LET D$(7)=•sEE YOUR ANALYST"1
Page 48 and 49: 32 Sentence WriterPractice your Eng
Page 50 and 51: 160 IF GH THEN LET H=G180 GOTO 2020
Page 52 and 53: 30 PRINT A$;40 GOTO 1036 Question &
Page 55: Gee Whiz
Page 58 and 59: 38 Gee Whiz II:Three-Digit MysteryH
Page 60 and 61: 41 Gee Whiz V: SecondAlphabet Spott
Page 63: Number Crunching
Page 66 and 67: 120 LET R::R+l125 LET W=j130 LET Z=
Page 68 and 69: 10 the computer asks for a number.
Page 70 and 71: Program Listing10 PRINT •WHAT IS
Page 72 and 73: 25 INPUT Z30 IF Z=I THEN GOTO 8035
Page 74 and 75: 70 GOTO 2080 CLS90 PRINT "THE SMALL
Page 76 and 77: 60 CLS70 PRINT "THE FRACTIONAL PORT
Page 78 and 79: 30 INPUT N35 IF N>INT N THEN GOTO 5
Page 80 and 81: Line 20 generates the numbers. Line
Page 82 and 83: Random Numbers:Distr~butionEver won
Page 84 and 85: 110 PRINT "RANDOM NUMBERS TOTAL ";T
Page 87 and 88: Money Matters
Page 89 and 90: Shopper's FriendTake your computer
Page 91 and 92: POST IS BEST BUYPOST UNIT=$0.08KELL
Page 93 and 94: ending in 95 cents. For instance, a
Page 95: 100 LET D=l-0.0l*P110 LET R=W/D120
Page 99 and 100: Unit price is total price divided b
Page 101: The computer generates a table of r
Page 105 and 106: 80 Screen FullFill your video scree
Page 107 and 108: gram lines to draw and seem to move
Page 109 and 110: Program Listing10 CLS100 FOR L=g TO
Page 111 and 112: There are a number of ways to get t
Page 113 and 114: 140 NEXT X200 LET X=INT(63*RND}210
Page 115 and 116: Program Listing10 LET A$=• 1120 F
Page 117 and 118: 100 FOR Y=l5 TO 25 STEP 10110 FOR X
Page 119: 101 Random Bar GraphIf you don't ha
Page 123 and 124: Appendix A:Sinclair BASIC WordsHere
Page 125: StatementsCLEARCLSCONTCOPYDIMDIM $F
Page 129 and 130: ooks from ARCsoft PublishersFor the
Page 132: 101 TIMEX 1000/Sinclair ZX-81Progra
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