回答編集履歴
3
改正
test
CHANGED
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@@ -228,7 +228,7 @@
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228
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229
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continue;
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230
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231
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-
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231
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+
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232
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233
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String[] s = dat.split(",\t");
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234
234
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2
改正
test
CHANGED
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@@ -173,3 +173,187 @@
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173
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}
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175
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```
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+
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179
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サンプルとして提示したデータと区切り文字が異なっていたので、実際に使用されたデータの区切り文字に対してコードを以下に組みなおしました
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180
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+
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181
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+
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182
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183
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+
```java
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184
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185
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+
import java.io.*;
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186
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+
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187
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import java.util.*;
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188
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+
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189
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+
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190
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+
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191
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+
class GOV {
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192
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+
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193
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194
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+
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195
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+
public static void main(String[] args) {
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196
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+
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197
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+
HashSet<String> uID = new HashSet<>();
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198
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+
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199
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+
HashSet<String> vID = new HashSet<>();
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200
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+
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201
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+
HashMap<String, Integer> uSID = new HashMap<>();
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202
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+
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203
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+
HashMap<String, Integer> vSID = new HashMap<>();
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204
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+
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205
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+
ArrayList<String> uIID = new ArrayList<>();
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206
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+
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207
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+
ArrayList<String> vIID = new ArrayList<>();
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208
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+
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209
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ArrayList<Integer> uIIID = new ArrayList<>();
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210
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+
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211
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+
ArrayList<Integer> vIIID = new ArrayList<>();
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212
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+
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213
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+
ArrayList<Integer> star = new ArrayList<>();
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214
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215
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+
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216
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217
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+
try (BufferedReader br = new BufferedReader(new FileReader("17.txt"))) {
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218
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219
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220
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+
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221
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String dat = "";
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222
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223
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dat = br.readLine();
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224
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225
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+
while ((dat = br.readLine()) != null) {
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226
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227
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if (dat.length() == 0)
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228
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+
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229
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continue;
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230
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+
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231
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+
String as = " ,\t";
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232
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233
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String[] s = dat.split(",\t");
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234
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235
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s[0] = s[0].trim();
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236
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237
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s[1] = s[1].trim();
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238
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+
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239
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s[2] = s[2].trim();
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240
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241
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+
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242
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243
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uID.add(s[0]);
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244
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245
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vID.add(s[1]);
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246
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247
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248
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249
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uIID.add(s[0]);
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250
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251
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vIID.add(s[1]);
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252
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+
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253
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254
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255
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star.add(Integer.parseInt(s[2]));
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256
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257
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258
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259
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}
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260
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261
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262
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263
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} catch (Exception e) {
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264
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265
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e.printStackTrace();
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266
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267
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}
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268
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+
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269
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270
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+
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271
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int co = 0;
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272
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+
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273
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+
for (String s1 : uID) {
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274
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275
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co++;
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276
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277
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uSID.put(s1, co);
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278
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+
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279
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}
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280
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+
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281
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co = 0;
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282
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+
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283
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for (String s1 : vID) {
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284
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+
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285
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co++;
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286
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+
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287
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vSID.put(s1, co);
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288
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+
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289
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}
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290
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+
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291
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+
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292
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293
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for (String s1 : uIID) {
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294
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+
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295
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uIIID.add(uSID.get(s1));
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296
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297
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}
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298
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+
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299
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for (String s1 : vIID) {
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300
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+
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301
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vIIID.add(vSID.get(s1) + 100);
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302
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+
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303
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}
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304
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+
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305
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+
System.out.println("userID\tvenueID\tstar ");
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306
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307
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+
for (int a = 0; a < uIID.size(); a++) {
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308
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309
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+
System.out.print(uIIID.get(a) + "\t");
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310
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+
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311
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+
System.out.print(vIIID.get(a) + "\t");
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312
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+
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313
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+
System.out.print(star.get(a));
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314
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+
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315
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+
System.out.println();
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316
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+
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317
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+
}
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318
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+
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319
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+
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320
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+
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321
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+
try (BufferedWriter br = new BufferedWriter(new FileWriter("18.txt"))) {
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322
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+
|
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323
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+
br.write("userID\tvenueID\tstar ");
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324
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+
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325
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+
br.newLine();
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326
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+
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327
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+
|
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328
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+
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329
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+
for (int a = 0; a < uIID.size(); a++) {
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330
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+
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331
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+
br.write(uIIID.get(a) + "\t");
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332
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+
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333
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+
br.write(vIIID.get(a) + "\t");
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334
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+
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335
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+
br.write(star.get(a) + "");
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336
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+
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337
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+
if (a != uIIID.size() - 1) {
|
|
338
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+
|
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339
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+
br.newLine();
|
|
340
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+
|
|
341
|
+
}
|
|
342
|
+
|
|
343
|
+
}
|
|
344
|
+
|
|
345
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+
|
|
346
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+
|
|
347
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+
} catch (Exception e) {
|
|
348
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+
|
|
349
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+
}
|
|
350
|
+
|
|
351
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+
|
|
352
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+
|
|
353
|
+
}
|
|
354
|
+
|
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355
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+
|
|
356
|
+
|
|
357
|
+
}
|
|
358
|
+
|
|
359
|
+
```
|
1
改正
test
CHANGED
|
@@ -44,7 +44,7 @@
|
|
|
44
44
|
|
|
45
45
|
|
|
46
46
|
|
|
47
|
-
try (BufferedReader br = new BufferedReader(new FileReader("17.txt"))) {
|
|
47
|
+
try (BufferedReader br = new BufferedReader(new FileReader("17.txt"))) {//入力ファイルパス
|
|
48
48
|
|
|
49
49
|
|
|
50
50
|
|
|
@@ -134,7 +134,7 @@
|
|
|
134
134
|
|
|
135
135
|
|
|
136
136
|
|
|
137
|
-
try (BufferedWriter br = new BufferedWriter(new FileWriter("18.txt"))) {
|
|
137
|
+
try (BufferedWriter br = new BufferedWriter(new FileWriter("18.txt"))) {//出力ファイルパス
|
|
138
138
|
|
|
139
139
|
br.write("userID\tvenueID\tstar ");
|
|
140
140
|
|