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+--------+-------------------------+-------------------------+--------+--------+
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|000000f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000100| 00 3b 31 30 21 20 20 20 | 54 68 65 20 66 6f 6c 6c |.;10!   |The foll|
|00000110| 6f 77 69 6e 67 20 69 73 | 20 61 20 74 65 73 74 20 |owing is| a test |
|00000120| 6f 66 20 74 68 65 20 48 | 54 42 61 73 69 63 20 6d |of the H|TBasic m|
|00000130| 61 74 68 20 22 72 75 6e | 74 69 6d 65 22 00 00 23 |ath "run|time"..#|
|00000140| 32 30 21 20 20 6c 69 62 | 72 61 72 79 20 66 75 6e |20!  lib|rary fun|
|00000150| 63 74 69 6f 6e 3a 20 20 | 57 5f 74 72 61 70 65 7a |ction:  |W_trapez|
|00000160| 6f 69 64 00 00 19 33 30 | 21 20 46 69 6c 65 3a 20 |oid...30|! File: |
|00000170| 77 5f 74 72 61 70 65 7a | 6f 69 64 2e 70 72 67 00 |w_trapez|oid.prg.|
|00000180| 00 1f 35 30 21 20 43 6f | 6d 6d 65 6e 74 73 3a 20 |..50! Co|mments: |
|00000190| 54 72 61 70 65 7a 6f 69 | 64 20 77 69 6e 64 6f 77 |Trapezoi|d window|
|000001a0| 2e 00 00 12 36 30 20 20 | 20 20 43 4c 45 41 52 20 |....60  |  CLEAR |
|000001b0| 53 43 52 45 45 4e 00 2f | 37 30 20 20 20 20 4c 4f |SCREEN./|70    LO|
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|000001d0| 2e 2e 5c 6d 61 74 68 6c | 69 62 5c 4d 61 74 68 6c |..\mathl|ib\Mathl|
|000001e0| 69 62 2e 68 74 73 22 00 | 00 0f 38 30 20 20 20 20 |ib.hts".|..80    |
|000001f0| 52 41 4e 44 4f 4d 49 5a | 45 00 00 18 39 30 20 20 |RANDOMIZ|E...90  |
|00000200| 20 20 52 45 41 4c 20 41 | 28 31 32 38 29 2c 42 28 |  REAL A|(128),B(|
|00000210| 31 32 38 29 00 0f 31 30 | 30 20 20 20 4d 41 54 20 |128)..10|0   MAT |
|00000220| 41 3d 28 35 29 00 00 0c | 31 31 30 20 20 20 48 3d |A=(5)...|110   H=|
|00000230| 2e 38 37 35 00 0c 31 32 | 30 20 20 20 50 3d 2e 33 |.875..12|0   P=.3|
|00000240| 37 35 00 25 31 33 30 20 | 20 20 43 41 4c 4c 20 57 |75.%130 |  CALL W|
|00000250| 5f 74 72 61 70 65 7a 6f | 69 64 28 41 28 2a 29 2c |_trapezo|id(A(*),|
|00000260| 48 2c 50 2c 42 28 2a 29 | 29 00 00 1d 31 34 30 20 |H,P,B(*)|)...140 |
|00000270| 20 20 46 75 6e 63 74 69 | 6f 6e 24 3d 22 57 5f 74 |  Functi|on$="W_t|
|00000280| 72 61 70 65 7a 6f 69 64 | 22 00 00 0e 31 35 30 20 |rapezoid|"...150 |
|00000290| 20 20 58 5f 6c 65 66 74 | 3d 30 00 11 31 36 30 20 |  X_left|=0..160 |
|000002a0| 20 20 58 5f 72 69 67 68 | 74 3d 31 32 38 00 00 10 |  X_righ|t=128...|
|000002b0| 31 37 30 20 20 20 59 5f | 62 6f 74 74 6f 6d 3d 30 |170   Y_|bottom=0|
|000002c0| 00 0d 31 38 30 20 20 20 | 59 5f 74 6f 70 3d 36 00 |..180   |Y_top=6.|
|000002d0| 00 0f 31 39 30 20 20 20 | 58 5f 74 69 63 6b 3d 33 |..190   |X_tick=3|
|000002e0| 32 00 00 0e 32 30 30 20 | 20 20 59 5f 74 69 63 6b |2...200 |  Y_tick|
|000002f0| 3d 31 00 20 32 31 30 20 | 20 20 50 52 49 4e 54 20 |=1. 210 |  PRINT |
|00000300| 46 75 6e 63 74 69 6f 6e | 24 3b 22 20 65 78 61 6d |Function|$;" exam|
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|000003f0| 42 28 4c 6f 6f 70 29 00 | 00 21 33 31 30 20 20 20 |B(Loop).|.!310   |
|00000400| 20 20 49 46 20 4c 6f 6f | 70 20 4d 4f 44 20 58 5f |  IF Loo|p MOD X_|
|00000410| 74 69 63 6b 3d 30 20 54 | 48 45 4e 00 00 32 33 32 |tick=0 T|HEN..232|
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|000004b0| 6f 70 3d 58 5f 6c 65 66 | 74 20 54 4f 20 58 5f 72 |op=X_lef|t TO X_r|
|000004c0| 69 67 68 74 20 53 54 45 | 50 20 58 5f 74 69 63 6b |ight STE|P X_tick|
|000004d0| 00 13 33 39 30 20 20 20 | 20 20 4d 4f 56 45 20 4c |..390   |  MOVE L|
|000004e0| 6f 6f 70 2c 30 00 00 12 | 34 30 30 20 20 20 20 20 |oop,0...|400     |
|000004f0| 4c 41 42 45 4c 20 4c 6f | 6f 70 00 0f 34 31 30 20 |LABEL Lo|op..410 |
|00000500| 20 20 4e 45 58 54 20 4c | 6f 6f 70 00 00 2c 34 32 |  NEXT L|oop..,42|
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|00000520| 6f 74 74 6f 6d 20 54 4f | 20 59 5f 74 6f 70 20 53 |ottom TO| Y_top S|
|00000530| 54 45 50 20 59 5f 74 69 | 63 6b 00 13 34 33 30 20 |TEP Y_ti|ck..430 |
|00000540| 20 20 20 20 4d 4f 56 45 | 20 30 2c 4c 6f 6f 70 00 |    MOVE| 0,Loop.|
|00000550| 00 12 34 34 30 20 20 20 | 20 20 4c 41 42 45 4c 20 |..440   |  LABEL |
|00000560| 4c 6f 6f 70 00 0f 34 35 | 30 20 20 20 4e 45 58 54 |Loop..45|0   NEXT|
|00000570| 20 4c 6f 6f 70 00 00 18 | 34 36 30 20 20 20 44 45 | Loop...|460   DE|
|00000580| 4c 53 55 42 20 46 4e 41 | 69 20 54 4f 20 45 4e 44 |LSUB FNA|i TO END|
|00000590| 00 09 34 37 30 20 20 20 | 45 4e 44 00 ff ff       |..470   |END...  |
+--------+-------------------------+-------------------------+--------+--------+