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+--------+-------------------------+-------------------------+--------+--------+
|00000000| 50 61 74 68 3a 20 6e 65 | 77 73 2e 72 75 68 72 2d |Path: ne|ws.ruhr-|
|00000010| 75 6e 69 2d 62 6f 63 68 | 75 6d 2e 64 65 21 75 73 |uni-boch|um.de!us|
|00000020| 65 6e 65 74 0a 46 72 6f | 6d 3a 20 55 6c 72 69 63 |enet.Fro|m: Ulric|
|00000030| 68 20 51 75 69 6c 6c 20 | 3c 71 75 69 6c 6c 40 6e |h Quill |<quill@n|
|00000040| 65 75 72 6f 70 32 2e 72 | 75 68 72 2d 75 6e 69 2d |europ2.r|uhr-uni-|
|00000050| 62 6f 63 68 75 6d 2e 64 | 65 3e 0a 4e 65 77 73 67 |bochum.d|e>.Newsg|
|00000060| 72 6f 75 70 73 3a 20 63 | 6f 6d 70 2e 6c 61 6e 67 |roups: c|omp.lang|
|00000070| 2e 63 2b 2b 0a 53 75 62 | 6a 65 63 74 3a 20 52 65 |.c++.Sub|ject: Re|
|00000080| 3a 20 52 61 6e 64 6f 6d | 20 64 69 63 65 20 70 72 |: Random| dice pr|
|00000090| 6f 67 72 61 6d 20 70 72 | 6f 62 6c 65 6d 20 6e 65 |ogram pr|oblem ne|
|000000a0| 65 64 20 68 65 6c 70 21 | 21 21 21 21 0a 44 61 74 |ed help!|!!!!.Dat|
|000000b0| 65 3a 20 46 72 69 2c 20 | 31 36 20 46 65 62 20 31 |e: Fri, |16 Feb 1|
|000000c0| 39 39 36 20 30 39 3a 30 | 32 3a 30 34 20 2b 30 31 |996 09:0|2:04 +01|
|000000d0| 30 30 0a 4f 72 67 61 6e | 69 7a 61 74 69 6f 6e 3a |00.Organ|ization:|
|000000e0| 20 52 75 68 72 2d 55 6e | 69 76 65 72 73 69 74 61 | Ruhr-Un|iversita|
|000000f0| 65 74 20 42 6f 63 68 75 | 6d 2c 20 52 65 63 68 65 |et Bochu|m, Reche|
|00000100| 6e 7a 65 6e 74 72 75 6d | 0a 4d 65 73 73 61 67 65 |nzentrum|.Message|
|00000110| 2d 49 44 3a 20 3c 33 31 | 32 34 33 39 46 43 2e 36 |-ID: <31|2439FC.6|
|00000120| 30 35 38 40 6e 65 75 72 | 6f 70 32 2e 72 75 68 72 |058@neur|op2.ruhr|
|00000130| 2d 75 6e 69 2d 62 6f 63 | 68 75 6d 2e 64 65 3e 0a |-uni-boc|hum.de>.|
|00000140| 52 65 66 65 72 65 6e 63 | 65 73 3a 20 3c 34 66 71 |Referenc|es: <4fq|
|00000150| 75 6d 36 24 70 62 6a 40 | 6e 65 77 73 2e 62 65 6c |um6$pbj@|news.bel|
|00000160| 6c 67 6c 6f 62 61 6c 2e | 63 6f 6d 3e 0a 4e 4e 54 |lglobal.|com>.NNT|
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|00000180| 69 64 65 66 69 78 2e 6e | 65 75 72 6f 70 32 2e 72 |idefix.n|europ2.r|
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|00000200| 2d 4d 61 69 6c 65 72 3a | 20 4d 6f 7a 69 6c 6c 61 |-Mailer:| Mozilla|
|00000210| 20 32 2e 30 20 28 58 31 | 31 3b 20 49 3b 20 53 75 | 2.0 (X1|1; I; Su|
|00000220| 6e 4f 53 20 35 2e 33 20 | 73 75 6e 34 6d 29 0a 54 |nOS 5.3 |sun4m).T|
|00000230| 6f 3a 20 52 6f 6e 20 43 | 68 61 72 74 72 61 6e 64 |o: Ron C|hartrand|
|00000240| 20 3c 72 63 68 61 72 74 | 72 61 40 66 65 6c 64 73 | <rchart|ra@felds|
|00000250| 70 61 72 2e 63 6f 6d 3e | 0a 0a 48 65 6c 6c 6f 20 |par.com>|..Hello |
|00000260| 52 6f 6e 20 21 0a 0a 57 | 65 6c 6c 2c 20 49 20 73 |Ron !..W|ell, I s|
|00000270| 65 65 20 6f 6e 65 20 6d | 61 6a 6f 72 20 65 72 72 |ee one m|ajor err|
|00000280| 6f 72 2c 20 62 75 74 20 | 49 20 73 75 70 70 6f 73 |or, but |I suppos|
|00000290| 65 2c 20 79 6f 75 20 6a | 75 73 74 20 66 6f 72 67 |e, you j|ust forg|
|000002a0| 6f 74 20 74 6f 20 74 79 | 70 65 20 74 68 65 20 77 |ot to ty|pe the w|
|000002b0| 68 6f 6c 65 0a 63 6f 64 | 65 3a 0a 0a 59 6f 75 20 |hole.cod|e:..You |
|000002c0| 20 77 72 6f 74 65 3a 0a | 3e 20 2f 2f 33 64 36 20 | wrote:.|> //3d6 |
|000002d0| 64 69 63 65 20 72 6f 6c | 6c 0a 3e 20 76 6f 69 64 |dice rol|l.> void|
|000002e0| 20 54 68 72 65 65 64 36 | 28 29 0a 3e 20 7b 0a 3e | Threed6|().> {.>|
|000002f0| 20 72 61 6e 64 6f 6d 69 | 7a 65 28 29 3b 0a 3e 20 | randomi|ze();.> |
|00000300| 64 69 63 65 31 3d 30 3b | 0a 3e 20 64 69 63 65 32 |dice1=0;|.> dice2|
|00000310| 3d 30 3b 0a 3e 20 64 69 | 63 65 33 3d 30 3b 0a 3e |=0;.> di|ce3=0;.>|
|00000320| 20 0a 3e 20 64 69 63 65 | 31 3d 72 61 6e 64 28 29 | .> dice|1=rand()|
|00000330| 25 36 2b 31 3b 0a 3e 20 | 64 69 63 65 32 3d 72 61 |%6+1;.> |dice2=ra|
|00000340| 6e 64 28 29 25 36 2b 31 | 3b 0a 3e 20 64 69 63 65 |nd()%6+1|;.> dice|
|00000350| 33 3d 72 61 6e 64 28 29 | 25 36 2b 31 3b 0a 3e 20 |3=rand()|%6+1;.> |
|00000360| 54 6f 74 61 6c 3d 64 69 | 63 65 31 2b 64 69 63 65 |Total=di|ce1+dice|
|00000370| 32 2b 64 69 63 65 33 3b | 0a 3e 20 7d 0a 0a 59 6f |2+dice3;|.> }..Yo|
|00000380| 75 72 20 61 63 63 65 73 | 73 20 74 68 65 20 76 61 |ur acces|s the va|
|00000390| 6c 75 65 20 27 54 6f 74 | 61 6c 27 20 79 6f 75 72 |lue 'Tot|al' your|
|000003a0| 20 66 75 6e 63 74 69 6f | 6e 20 6d 75 73 74 20 65 | functio|n must e|
|000003b0| 69 74 68 65 72 20 68 61 | 76 65 20 61 20 72 65 74 |ither ha|ve a ret|
|000003c0| 75 72 6e 20 76 61 6c 75 | 65 2c 0a 77 68 69 63 68 |urn valu|e,.which|
|000003d0| 20 72 65 71 75 69 72 65 | 64 20 74 68 61 74 20 74 | require|d that t|
|000003e0| 68 65 20 66 75 6e 63 74 | 69 6f 6e 73 20 62 65 20 |he funct|ions be |
|000003f0| 6f 66 20 61 20 74 79 70 | 65 20 6f 74 68 65 72 20 |of a typ|e other |
|00000400| 74 68 61 6e 20 27 76 6f | 69 64 27 2e 20 4f 72 20 |than 'vo|id'. Or |
|00000410| 79 6f 75 0a 68 61 76 65 | 20 74 6f 20 70 61 73 73 |you.have| to pass|
|00000420| 20 74 68 65 20 76 61 6c | 75 65 20 74 6f 20 61 20 | the val|ue to a |
|00000430| 70 61 72 61 6d 65 74 65 | 72 2c 20 65 2e 67 2e 3a |paramete|r, e.g.:|
|00000440| 0a 0a 09 76 6f 69 64 20 | 54 68 72 65 65 64 36 28 |...void |Threed6(|
|00000450| 69 6e 74 20 26 72 65 73 | 75 6c 74 29 0a 09 7b 0a |int &res|ult)..{.|
|00000460| 09 09 2e 2e 2e 0a 09 72 | 65 73 75 6c 74 20 3d 20 |.......r|esult = |
|00000470| 64 69 63 65 31 2b 64 69 | 63 65 32 2b 64 69 63 65 |dice1+di|ce2+dice|
|00000480| 33 3b 0a 09 7d 0a 0a 54 | 68 65 20 6e 65 78 74 20 |3;..}..T|he next |
|00000490| 70 72 6f 62 6c 65 6d 20 | 73 65 65 6d 73 20 74 6f |problem |seems to|
|000004a0| 20 62 65 20 27 72 61 6e | 64 28 29 25 36 27 2e 20 | be 'ran|d()%6'. |
|000004b0| 41 73 20 66 61 72 20 61 | 73 20 49 20 6b 6e 6f 77 |As far a|s I know|
|000004c0| 2c 20 74 68 65 20 27 25 | 27 20 6f 70 65 72 61 74 |, the '%|' operat|
|000004d0| 6f 72 0a 70 65 72 66 6f | 72 6d 73 20 61 6e 20 69 |or.perfo|rms an i|
|000004e0| 6e 74 65 67 65 72 20 64 | 69 76 69 73 69 6f 6e 2e |nteger d|ivision.|
|000004f0| 20 53 75 70 70 6f 73 69 | 6e 67 20 74 68 61 74 20 | Supposi|ng that |
|00000500| 27 72 61 6e 64 28 29 27 | 20 72 65 74 75 72 6e 73 |'rand()'| returns|
|00000510| 20 61 20 72 61 6e 64 6f | 6d 20 6e 75 6d 62 65 72 | a rando|m number|
|00000520| 0a 62 65 74 77 65 65 6e | 20 30 20 61 6e 64 20 31 |.between| 0 and 1|
|00000530| 20 28 77 68 69 63 68 20 | 49 20 68 6f 70 65 20 69 | (which |I hope i|
|00000540| 73 20 72 69 67 68 74 20 | 3f 3f 3f 29 2c 20 72 61 |s right |???), ra|
|00000550| 6e 64 28 29 25 36 20 69 | 73 20 73 74 69 6c 6c 20 |nd()%6 i|s still |
|00000560| 61 20 6e 75 6d 62 65 72 | 20 62 65 74 77 65 65 6e |a number| between|
|00000570| 0a 30 20 61 6e 64 20 31 | 20 2c 20 62 75 74 20 6e |.0 and 1| , but n|
|00000580| 6f 77 20 69 6d 70 6c 69 | 63 69 74 6c 79 20 63 61 |ow impli|citly ca|
|00000590| 73 74 20 74 6f 20 49 4e | 54 45 47 45 52 20 21 20 |st to IN|TEGER ! |
|000005a0| 0a 49 2e 65 2e 3a 0a 09 | 72 61 6e 64 28 29 25 36 |.I.e.:..|rand()%6|
|000005b0| 20 69 73 20 5f 61 6c 77 | 61 79 73 5f 20 30 0a 0a | is _alw|ays_ 0..|
|000005c0| 54 68 69 73 20 6d 65 61 | 6e 73 20 74 68 61 74 20 |This mea|ns that |
|000005d0| 64 69 63 65 31 2c 20 64 | 69 63 65 32 20 61 6e 64 |dice1, d|ice2 and|
|000005e0| 20 64 69 63 65 32 20 61 | 6c 6c 20 67 65 74 20 74 | dice2 a|ll get t|
|000005f0| 68 65 20 76 61 6c 75 65 | 20 31 2e 0a 0a 54 6f 20 |he value| 1...To |
|00000600| 63 6f 72 72 65 63 74 20 | 69 74 2c 20 79 6f 75 20 |correct |it, you |
|00000610| 6a 75 73 74 20 68 61 76 | 65 20 74 6f 20 5f 6d 75 |just hav|e to _mu|
|00000620| 6c 74 69 70 6c 79 5f 20 | 72 61 6e 64 28 29 20 62 |ltiply_ |rand() b|
|00000630| 79 20 36 20 21 0a 0a 48 | 6f 70 65 2c 20 74 68 69 |y 6 !..H|ope, thi|
|00000640| 73 20 68 65 6c 70 73 20 | 21 0a 0a 09 55 6c 72 69 |s helps |!...Ulri|
|00000650| 63 68 0a 0a 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ch..----|--------|
|00000660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000006a0| 2d 2d 0a 44 69 70 6c 2e | 50 68 79 73 2e 20 55 6c |--.Dipl.|Phys. Ul|
|000006b0| 72 69 63 68 20 51 75 69 | 6c 6c 20 20 20 20 20 20 |rich Qui|ll      |
|000006c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000006d0| 20 20 20 49 6e 73 74 69 | 74 75 74 20 66 75 65 72 |   Insti|tut fuer|
|000006e0| 20 4e 65 75 72 6f 70 68 | 79 73 69 6f 6c 6f 67 69 | Neuroph|ysiologi|
|000006f0| 65 0a 52 61 75 6d 20 46 | 4e 4f 20 31 37 39 20 20 |e.Raum F|NO 179  |
|00000700| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000710| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000720| 20 20 52 75 68 72 2d 55 | 6e 69 76 65 72 73 69 74 |  Ruhr-U|niversit|
|00000730| 61 65 74 20 42 6f 63 68 | 75 6d 0a 54 65 6c 3a 20 |aet Boch|um.Tel: |
|00000740| 2b 34 39 2d 32 33 34 2d | 37 30 30 2d 36 39 35 35 |+49-234-|700-6955|
|00000750| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000760| 20 20 20 20 20 20 20 20 | 20 20 20 34 34 37 38 30 |        |   44780|
|00000770| 20 42 6f 63 68 75 6d 0a |                         | Bochum.|        |
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