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This file was processed as: SHell self-extracting ARchive
(archive/shar).
You can browse this item here: crabs
hex view+--------+-------------------------+-------------------------+--------+--------+
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|00000070| 32 31 3a 31 31 20 50 53 | 54 20 31 39 38 39 0a 41 |21:11 PS|T 1989.A|
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|000001c0| 44 61 74 65 3a 20 32 31 | 20 4d 61 72 20 38 39 20 |Date: 21| Mar 89 |
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|00003010| 20 20 20 20 20 20 20 2f | 2a 20 54 6f 67 67 6c 65 | /|* Toggle|
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|000031c0| 6e 69 62 62 6c 65 20 61 | 77 61 79 20 62 75 74 20 |nibble a|way but |
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|000031f0| 73 74 61 74 69 63 20 76 | 6f 69 64 0a 58 4e 65 77 |static v|oid.XNew|
|00003200| 56 65 6c 28 20 69 20 29 | 20 20 20 20 20 20 20 20 |Vel( i )| |
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|00003230| 6f 20 63 72 61 62 20 2a | 2f 0a 58 20 20 20 20 69 |o crab *|/.X i|
|00003240| 6e 74 20 20 20 20 69 3b | 20 20 20 20 20 20 20 20 |nt i;| |
|00003250| 20 20 20 20 2f 2a 20 63 | 72 61 62 20 23 20 2a 2f | /* c|rab # */|
|00003260| 0a 58 20 20 20 20 7b 0a | 58 20 20 20 20 63 72 61 |.X {.|X cra|
|00003270| 62 5b 69 5d 2e 76 65 6c | 2e 78 20 3d 20 52 61 6e |b[i].vel|.x = Ran|
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|000032a0| 20 63 72 61 62 5b 69 5d | 2e 76 65 6c 2e 79 20 3d | crab[i]|.vel.y =|
|000032b0| 20 52 61 6e 64 49 6e 74 | 28 20 31 20 2d 20 4d 41 | RandInt|( 1 - MA|
|000032c0| 58 56 45 4c 2c 20 4d 41 | 58 56 45 4c 20 29 3b 0a |XVEL, MA|XVEL );.|
|000032d0| 58 0a 58 20 20 20 20 2f | 2a 20 56 65 6c 6f 63 69 |X.X /|* Veloci|
|000032e0| 74 79 20 28 30 2c 30 29 | 20 69 73 20 6f 6b 61 79 |ty (0,0)| is okay|
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|00003300| 65 64 6c 79 20 6d 6f 64 | 69 66 79 20 61 6c 6c 20 |edly mod|ify all |
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|00003320| 20 20 20 20 7d 0a 58 0a | 58 0a 58 73 74 61 74 69 | }.X.|X.Xstati|
|00003330| 63 20 76 6f 69 64 0a 58 | 4d 6f 64 56 65 6c 28 20 |c void.X|ModVel( |
|00003340| 69 20 29 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |i ) | |
|00003350| 20 20 20 2f 2a 20 72 61 | 6e 64 6f 6d 6c 79 20 6d | /* ra|ndomly m|
|00003360| 6f 64 69 66 79 20 63 72 | 61 62 20 76 65 6c 6f 63 |odify cr|ab veloc|
|00003370| 69 74 79 20 2a 2f 0a 58 | 20 20 20 20 69 6e 74 20 |ity */.X| int |
|00003380| 20 20 20 69 3b 20 20 20 | 20 20 20 20 20 20 20 20 | i; | |
|00003390| 20 2f 2a 20 63 72 61 62 | 20 23 20 2a 2f 0a 58 20 | /* crab| # */.X |
|000033a0| 20 20 20 7b 0a 58 20 20 | 20 20 69 6e 74 20 20 20 | {.X | int |
|000033b0| 20 64 3b 20 20 20 20 20 | 20 20 20 20 20 20 20 2f | d; | /|
|000033c0| 2a 20 69 6e 63 72 65 6d | 65 6e 74 20 2a 2f 0a 58 |* increm|ent */.X|
|000033d0| 0a 58 20 20 20 20 69 66 | 20 28 20 63 72 61 62 5b |.X if| ( crab[|
|000033e0| 69 5d 2e 76 65 6c 2e 78 | 20 3e 3d 20 4d 41 58 56 |i].vel.x| >= MAXV|
|000033f0| 45 4c 20 2d 20 31 20 29 | 0a 58 20 20 20 20 20 20 |EL - 1 )|.X |
|00003400| 20 20 64 20 3d 20 52 61 | 6e 64 49 6e 74 28 20 2d | d = Ra|ndInt( -|
|00003410| 31 2c 20 31 20 29 3b 0a | 58 20 20 20 20 65 6c 73 |1, 1 );.|X els|
|00003420| 65 20 69 66 20 28 20 63 | 72 61 62 5b 69 5d 2e 76 |e if ( c|rab[i].v|
|00003430| 65 6c 2e 78 20 3c 3d 20 | 31 20 2d 20 4d 41 58 56 |el.x <= |1 - MAXV|
|00003440| 45 4c 20 29 0a 58 20 20 | 20 20 20 20 20 20 64 20 |EL ).X | d |
|00003450| 3d 20 52 61 6e 64 49 6e | 74 28 20 30 2c 20 32 20 |= RandIn|t( 0, 2 |
|00003460| 29 3b 0a 58 20 20 20 20 | 65 6c 73 65 0a 58 20 20 |);.X |else.X |
|00003470| 20 20 20 20 20 20 64 20 | 3d 20 52 61 6e 64 49 6e | d |= RandIn|
|00003480| 74 28 20 2d 31 2c 20 32 | 20 29 3b 0a 58 0a 58 20 |t( -1, 2| );.X.X |
|00003490| 20 20 20 63 72 61 62 5b | 69 5d 2e 76 65 6c 2e 78 | crab[|i].vel.x|
|000034a0| 20 2b 3d 20 64 3b 0a 58 | 0a 58 20 20 20 20 69 66 | += d;.X|.X if|
|000034b0| 20 28 20 63 72 61 62 5b | 69 5d 2e 76 65 6c 2e 79 | ( crab[|i].vel.y|
|000034c0| 20 3e 3d 20 4d 41 58 56 | 45 4c 20 2d 20 31 20 29 | >= MAXV|EL - 1 )|
|000034d0| 0a 58 20 20 20 20 20 20 | 20 20 64 20 3d 20 52 61 |.X | d = Ra|
|000034e0| 6e 64 49 6e 74 28 20 2d | 31 2c 20 31 20 29 3b 0a |ndInt( -|1, 1 );.|
|000034f0| 58 20 20 20 20 65 6c 73 | 65 20 69 66 20 28 20 63 |X els|e if ( c|
|00003500| 72 61 62 5b 69 5d 2e 76 | 65 6c 2e 79 20 3c 3d 20 |rab[i].v|el.y <= |
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|00003520| 20 20 20 20 20 20 64 20 | 3d 20 52 61 6e 64 49 6e | d |= RandIn|
|00003530| 74 28 20 30 2c 20 32 20 | 29 3b 0a 58 20 20 20 20 |t( 0, 2 |);.X |
|00003540| 65 6c 73 65 0a 58 20 20 | 20 20 20 20 20 20 64 20 |else.X | d |
|00003550| 3d 20 52 61 6e 64 49 6e | 74 28 20 2d 31 2c 20 32 |= RandIn|t( -1, 2|
|00003560| 20 29 3b 0a 58 0a 58 20 | 20 20 20 63 72 61 62 5b | );.X.X | crab[|
|00003570| 69 5d 2e 76 65 6c 2e 79 | 20 2b 3d 20 64 3b 0a 58 |i].vel.y| += d;.X|
|00003580| 20 20 20 20 7d 0a 58 0a | 58 0a 58 73 74 61 74 69 | }.X.|X.Xstati|
|00003590| 63 20 69 6e 74 0a 58 52 | 61 6e 64 49 6e 74 28 20 |c int.XR|andInt( |
|000035a0| 6c 6f 2c 20 68 69 20 29 | 20 20 20 20 20 20 20 20 |lo, hi )| |
|000035b0| 20 20 20 20 2f 2a 20 67 | 65 6e 65 72 61 74 65 20 | /* g|enerate |
|000035c0| 72 61 6e 64 6f 6d 20 69 | 6e 74 65 67 65 72 20 69 |random i|nteger i|
|000035d0| 6e 20 72 61 6e 67 65 20 | 2a 2f 0a 58 20 20 20 20 |n range |*/.X |
|000035e0| 69 6e 74 20 20 20 20 6c | 6f 2c 20 68 69 3b 20 20 |int l|o, hi; |
|000035f0| 20 20 20 20 20 20 20 20 | 20 20 2f 2a 20 72 61 6e | | /* ran|
|00003600| 67 65 20 6c 6f 2e 2e 68 | 69 2d 31 20 2a 2f 0a 58 |ge lo..h|i-1 */.X|
|00003610| 20 20 20 20 7b 0a 58 20 | 20 20 20 72 65 74 75 72 | {.X | retur|
|00003620| 6e 20 6c 6f 20 2b 20 28 | 69 6e 74 29 28 28 6c 6f |n lo + (|int)((lo|
|00003630| 6e 67 29 28 68 69 20 2d | 20 6c 6f 29 20 2a 20 28 |ng)(hi -| lo) * (|
|00003640| 6c 6f 6e 67 29 28 72 61 | 6e 64 28 29 20 26 20 30 |long)(ra|nd() & 0|
|00003650| 78 37 46 46 46 29 20 2f | 20 33 32 37 36 38 4c 29 |x7FFF) /| 32768L)|
|00003660| 3b 0a 58 20 20 20 20 7d | 0a 58 0a 58 0a 58 0a 45 |;.X }|.X.X.X.E|
|00003670| 4e 44 5f 4f 46 5f 46 49 | 4c 45 0a 69 66 20 74 65 |ND_OF_FI|LE.if te|
|00003680| 73 74 20 31 32 30 30 30 | 20 2d 6e 65 20 60 77 63 |st 12000| -ne `wc|
|00003690| 20 2d 63 20 3c 27 63 72 | 61 62 73 2e 63 27 60 3b | -c <'cr|abs.c'`;|
|000036a0| 20 74 68 65 6e 0a 20 20 | 20 20 65 63 68 6f 20 73 | then. | echo s|
|000036b0| 68 61 72 3a 20 5c 22 27 | 63 72 61 62 73 2e 63 27 |har: \"'|crabs.c'|
|000036c0| 5c 22 20 75 6e 70 61 63 | 6b 65 64 20 77 69 74 68 |\" unpac|ked with|
|000036d0| 20 77 72 6f 6e 67 20 73 | 69 7a 65 21 0a 66 69 0a | wrong s|ize!.fi.|
|000036e0| 23 20 65 6e 64 20 6f 66 | 20 27 63 72 61 62 73 2e |# end of| 'crabs.|
|000036f0| 63 27 0a 66 69 0a 65 63 | 68 6f 20 73 68 61 72 3a |c'.fi.ec|ho shar:|
|00003700| 20 45 6e 64 20 6f 66 20 | 73 68 65 6c 6c 20 61 72 | End of |shell ar|
|00003710| 63 68 69 76 65 2e 0a 65 | 78 69 74 20 30 0a 0a 0a |chive..e|xit 0...|
+--------+-------------------------+-------------------------+--------+--------+
