Mercurial > repos > icfp2012
annotate src/sim.tp @ 35:8e8903cc0997
Robot movement works now
author | Mike Pavone <pavone@retrodev.com> |
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date | Sun, 15 Jul 2012 10:52:50 -0700 |
parents | ac0df071afe7 |
children | 814e3d482ad3 |
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1 { |
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2 null <- #{} |
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3 |
12 | 4 eachbyte <- :string action { |
5 strLen <- string byte_length: | |
6 index <- 0 | |
7 while: {index < strLen} do: { | |
8 element <- (string byte: index) | |
9 action: index element | |
10 index <- index + 1 | |
11 } | |
12 } | |
13 | |
25
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14 debugLog <- :str { |
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15 os write: 2 str |
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16 } |
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17 |
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18 makeCellTypes <- { |
31 | 19 typedict <- dict linear |
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20 new <- :idStr { |
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21 ret <- #{ |
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22 id <- (idStr byte: 0) |
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23 string <- idStr |
10 | 24 isrobot <- { false } |
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25 eq <- :other { id = (other id) } |
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26 } |
31 | 27 typedict set: (ret id) ret |
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28 ret |
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29 } |
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30 #{ |
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31 find <- :id { |
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32 if: id = ("R" byte: 0) { robot: } else: { |
31 | 33 typedict get: id withDefault: empty |
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34 } |
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35 } |
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36 wall <- new: "#" |
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37 empty <- new: " " |
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38 earth <- new: "." |
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39 rock <- new: "*" |
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40 lambda <- new: "\\" |
33
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41 closedLift <- new: "L" |
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42 openLift <- new: "O" |
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43 newline <- new: "\n" |
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44 robot <- { |
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45 commands <- dict linear |
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46 ret <- #{ |
23 | 47 id <- ("R" byte: 0) |
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48 string <- "R" |
23 | 49 x <- 0 |
50 y <- 0 | |
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51 isrobot <- { true } |
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52 eq <- :other { id = (other id) } |
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53 collected <- 0 |
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54 heldBreath <- 0 |
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55 razors <- 0 |
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56 busted <- false |
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57 mine <- null |
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58 doCmd <- :cmd { |
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59 action <- commands get: cmd |
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60 action: |
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61 } |
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62 move <- :xDelta yDelta { |
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63 xPrime <- x + xDelta |
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64 yPrime <- y + yDelta |
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65 |
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66 writeMove <- { |
23 | 67 mine setCell: xPrime yPrime self |
68 mine setCell: x y empty | |
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69 x <- xPrime |
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70 y <- yPrime |
23 | 71 } |
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72 |
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73 navigable <- :cur { |
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74 // need "any" and "all" functions... |
35 | 75 if: (cur eq: empty) {true} else: { |
76 if: (cur eq: earth) {true} else: { | |
77 if: (cur eq: lambda) {true} else: { | |
78 if: (cur eq: openLift) {true} else: { | |
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79 false }}}} |
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80 } |
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81 |
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82 consequenceOf <- :cur { |
35 | 83 if: (cur eq: lambda) {collected <- collected + 1} |
84 if: (cur eq: openLift) {mine succeeded!: true} | |
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85 } |
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86 |
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87 destination <- mine getCell: xPrime yPrime |
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88 if: (destination navigable: ) { |
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89 consequenceOf: destination |
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90 writeMove: |
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91 } else: { |
35 | 92 if: (destination eq: rock) { |
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93 xPrimePrime <- xDelta * 2 + x |
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94 rockDestination <- mine getCell: xPrimePrime y |
35 | 95 if: (rockDestination eq: empty) { |
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96 mine setCell: xPrimePrime y rock |
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97 writeMove: |
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98 } |
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99 } |
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100 } |
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101 |
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102 } |
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103 } |
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104 commands set: "L" {ret move: (-1) 0 } |
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105 commands set: "R" {ret move: 1 0 } |
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106 commands set: "U" {ret move: 0 1 } |
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107 commands set: "D" {ret move: 0 (-1) } |
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108 //commands set: "A" {mine ended!: true} |
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109 ret |
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110 } |
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111 } |
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112 } |
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113 #{ |
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114 |
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115 cellTypes <- makeCellTypes: |
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116 |
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117 state <- #{ |
6 | 118 new <- :in_grid in_width in_height { |
10 | 119 nextGrid <- #[] |
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120 robot <- null |
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121 endreached <- false |
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122 ret <- #{ |
8 | 123 grid <- in_grid |
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124 width <- in_width |
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125 height <- in_height |
23 | 126 calcIndex <- :x y { x + y * width } |
127 calcX <- :index {index % width} | |
128 calcY <- :index {index / width} | |
10 | 129 setCell <- :x y val { |
23 | 130 grid set: (calcIndex: x y) val |
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131 } |
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132 getCell <- :x y { |
23 | 133 grid get: (calcIndex: x y) |
134 } | |
135 updatePos <- :obj Index { | |
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136 obj x!: (calcX: Index) |
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137 obj y!: (calcY: Index) |
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138 } |
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139 water <- 0 |
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140 flooding <- 0 |
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141 waterproof <- 10 |
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142 moves <- 0 |
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143 ended <- {endreached} |
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144 succeeded <- false |
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145 doUpdate <- { |
12 | 146 true |
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147 } |
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148 advance <- :roboCmd { |
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149 endreached <- roboCmd = "A" |
35 | 150 if: (not: endreached) { |
151 robot doCmd: roboCmd | |
152 moves <- moves + 1 | |
153 doUpdate: | |
154 } | |
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155 self |
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156 } |
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157 printGrid <- { |
32 | 158 cur <- (grid length) - width |
159 col <- 0 | |
160 while: {cur >= 0} do: { | |
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161 os write: 2 ((grid get: cur) string) |
32 | 162 cur <- cur + 1 |
163 col <- col + 1 | |
164 if: col = width { | |
165 col <- 0 | |
166 cur <- cur - (width + width) | |
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167 os write: 2 "\n" |
23 | 168 } |
169 } | |
32 | 170 } |
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171 } |
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172 foreach: in_grid :index el{ |
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173 nextGrid append: el |
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174 if: (el isrobot) { |
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175 robot <- el |
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176 robot mine!: ret |
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177 ret updatePos: robot index |
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178 } |
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179 |
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180 |
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181 // adding a 'new' method to robot and doing this instead |
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182 // wolud allow me to treat robots and other cellTypes equaly |
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183 // particularly for adding methods or state to other cellTypess. |
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184 // |
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185 // if: (el = (cellTypes robot)) { |
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186 // robot <- el new: |
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187 // (ret grid) set: index robot |
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188 // robot mine!: ret |
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189 // ret updatePos: robot index |
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190 // nextGrid append: el |
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191 // } else: { |
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192 // nextGrid append: el |
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193 // } |
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194 |
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195 } |
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196 ret |
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197 } |
32 | 198 |
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199 fromStr <- :str { |
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200 strLen <- str byte_length: |
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201 maxCol <- 0 |
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202 nl <- (cellTypes newline) id |
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203 blank <- cellTypes empty |
32 | 204 lines <- #[] |
205 curline <- #[] | |
12 | 206 eachbyte: str :index element { |
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207 if: element = nl { |
32 | 208 col <- curline length |
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209 maxCol <- if: col > maxCol {col} else: {maxCol} |
32 | 210 lines append: curline |
211 curline <- #[] | |
10 | 212 } else: { |
32 | 213 curline append: (cellTypes find: element) |
10 | 214 } |
215 } | |
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216 grid <- #[] |
32 | 217 cur <- (lines length) - 1 |
218 while: { cur >= 0 } do: { | |
219 curline <- (lines get: cur) | |
220 foreach: curline :idx el { | |
221 grid append: el | |
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222 } |
32 | 223 extra <- maxCol - (curline length) |
224 while: { extra > 0 } do: { | |
225 grid append: blank | |
226 extra <- extra - 1 | |
227 } | |
228 cur <- cur - 1 | |
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229 } |
32 | 230 new: grid maxCol (lines length) |
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231 } |
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232 } |
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233 |
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234 readFd <- :fd { |
8 | 235 if: fd < 0 { "" } else: { |
236 cur <- "" | |
237 part <- "" | |
238 while: { | |
239 part <- os read: fd 128 | |
240 part != "" | |
241 } do: { | |
242 cur <- cur . part | |
243 } | |
244 cur | |
245 } | |
246 } | |
247 | |
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248 readFile <- :path { |
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249 fd <- os open: path (os O_RDONLY) |
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250 out <- readFd: fd |
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251 os close: fd |
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252 out |
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253 } |
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254 |
8 | 255 getMove <- { |
29 | 256 ret <- os read: 0 1 |
257 while: {ret = "\n"} do: { | |
258 ret <- os read: 0 1 | |
259 } | |
260 ret | |
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261 } |
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262 |
8 | 263 main <- :args { |
264 if: (args length) < 2 { | |
265 print: "usage: sim filename\n" | |
266 } else: { | |
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267 verbose <- true |
8 | 268 text <- readFile: (args get: 1) |
14 | 269 print: text |
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270 //os close: 1 |
8 | 271 simState <- state fromStr: text |
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272 while: { not: (simState ended: ) } do: { |
8 | 273 simState advance: (getMove: ) |
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274 if: verbose { |
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275 simState printGrid |
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276 } |
8 | 277 } |
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278 } |
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279 } |
8 | 280 |
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281 } |
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282 } |