PTA第三次总结

  1 import java.math.BigDecimal;
  2 import java.util.ArrayList;
  3 import java.util.Arrays;
  4 import java.util.Collections;
  5 import java.util.HashMap;
  6 import java.util.Scanner;
  7 import java.util.Set;
  8 
  9 public class Main {
 10 
 11     public static void main(String[] args) {
 12         // TODO 自动生成的方法存根
 13         ArrayList<String> list = new ArrayList<String>(); // 存分解的信息
 14         Scanner inpu = new Scanner(System.in);
 15         achievementmap achievementmap = new achievementmap();
 16         coursemap coursemap = new coursemap();
 17         Class class1 = new Class();
 18         String iString;
 19         int test = 0;
 20         while (!"end".equals(iString = inpu.nextLine())) {
 21             iString.trim();
 22             for (String dan : iString.split(" ")) {
 23                 dan.trim();
 24                 list.add(dan);
 25             }
 26 
 27             if (iString.matches(
 28                     "\\d{8}\\s[\\u4E00-\\u9FA5A-Za-z0-9]{2,10}\\s[\\u4E00-\\u9FA5A-Za-z0-9]{1,10}(\\s[1-9]?[0-9]|\\s100)+\\b")) {
 29 
 30                 // if (list.size() > 5 && (Integer.parseInt(list.get(3)) < 4 ||
 31                 // Integer.parseInt(list.get(3)) > 9)) {
 32                 // System.out.println("wrong format");
 33                 // list.removeAll(list);
 34                 // continue;
 35                 // }
 36                 achievementmap.addachievement(list, coursemap);// 添加
 37                 class1.addclass(list.get(0).substring(0, 6));
 38                 achievementmap.getSite1().get(list.get(0)).achievement(); // 计算
 39 
 40             } else if (iString.matches("[\\u4E00-\\u9FA5A-Za-z0-9]{1,10}\\s(选修|必修|实验)\\s(考试|考察|实验).*")) {
 41                 try {
 42                     if (list.size() > 3 && list.get(2).equals("实验")) {
 43 
 44                         if ((Integer.parseInt(list.get(3)) < 4 || Integer.parseInt(list.get(3)) > 9)) {
 45                             System.out.println("wrong format");
 46                             list.removeAll(list);
 47                             continue;
 48                         }
 49 
 50                     }
 51                     coursemap.addone(list);
 52                 } catch (mismatch e) {
 53                     System.out.println(list.get(0) + " : course type & access mode mismatch");
 54                 } catch (scores e) {
 55                     System.out.println(list.get(0) + " : number of scores does not match");
 56                 } catch (error e) {
 57                     System.out.println(list.get(0) + " : weight value error");
 58                 } finally {
 59 
 60                 }
 61             } else {
 62                 System.out.println("wrong format");
 63                 list.removeAll(list);
 64                 continue;
 65             }
 66             list.removeAll(list);
 67         }
 68 
 69         for (achievement one1 : achievementmap.getSite1().values()) { // 获取课程成绩
 70             for (course one2 : coursemap.getSites().values()) {
 71                 if (one1.getCourse() == null) {
 72                     break;
 73                 }
 74                 if (one1.getCourse().getNameString().equals(one2.getNameString())) {
 75                     one2.setJi(one1);
 76                 }
 77             }
 78         }
 79 
 80         for (achievement one1 : achievementmap.getSite1().values()) { // 获取班级成绩
 81             for (String one2 : class1.getClassHashMap().keySet()) {
 82                 if (one1.getStudent().getNumberString().substring(0, 6).equals(one2)) {
 83                     class1.setscore(one2, one1.getAchievement());
 84                 }
 85             }
 86         }
 87 
 88         // 输出
 89         Set set = achievementmap.getSite1().keySet();
 90         Object[] arr = set.toArray();
 91         Arrays.sort(arr);
 92         for (Object key1 : arr) {
 93             if (achievementmap.getSite1().get(key1).getAchievement() == 0) {
 94                 System.out.println(achievementmap.getSite1().get(key1).getStudent().getNumberString() + " "
 95                         + achievementmap.getSite1().get(key1).getStudent().getNameString() + " did not take any exams");
 96                 continue;
 97             }
 98             System.out.println(achievementmap.getSite1().get(key1).getStudent().getNumberString() + " "
 99                     + achievementmap.getSite1().get(key1).getStudent().getNameString() + " "
100                     + achievementmap.getSite1().get(key1).getAchievement());
101         }
102         set = coursemap.getSites().keySet();
103         arr = set.toArray();
104         Arrays.sort(arr);
105         for (Object key1 : arr) {
106             coursemap.getSites().get(key1).output();
107         }
108         set = class1.getClassHashMap().keySet();
109         arr = set.toArray();
110         Arrays.sort(arr);
111         for (Object key1 : arr) {
112             if (class1.getClassHashMap().get(key1)[0] == 0) {
113                 System.out.println(key1 + " has no grades yet");
114                 continue;
115             }
116             System.out.println(
117                     key1 + " " + class1.getClassHashMap().get(key1)[0] / class1.getClassHashMap().get(key1)[1]);
118         }
119 
120     }
121 
122 }
123 
124 class Class {
125     private HashMap<String, Integer[]> classHashMap = new HashMap<String, Integer[]>();
126     // private Integer[] one =new Integer[2];
127 
128     void addclass(String in) {
129         Integer[] one = { 0, 0 };
130         classHashMap.put(in, one);
131     }
132 
133     void setscore(String name, int in) {
134         classHashMap.get(name)[0] += in;
135         if (in != 0) {
136             classHashMap.get(name)[1]++;
137         }
138         // classHashMap.replace(name, total+num+"");
139     }
140 
141     public HashMap<String, Integer[]> getClassHashMap() {
142         return classHashMap;
143     }
144 }
145 
146 class access extends Exception {
147 
148 }
149 
150 class achievementmap {
151     private HashMap<String, achievement> site1 = new HashMap<String, achievement>();
152 
153     void addachievement(ArrayList<String> list, coursemap coursemap) {
154 
155         achievement achievement = new achievement();
156         achievement.getStudent().setNumberString(list.get(0)); // 学号
157         achievement.getStudent().setNameString(list.get(1)); // 姓名
158         try {
159             achievement.setcourse(coursemap, list.get(2));
160         } catch (notexist e) {
161             System.out.println(list.get(2) + " does not exist");
162             if (site1.get(list.get(0)) == null) {
163                 site1.put(list.get(0), achievement);
164             }
165             return;
166         } // 设置课程
167         if (achievement.getCourse().isExperiment()) { // 获取实验成绩
168             // achievement.setTimeString(list.get(3));
169             if (achievement.getCourse().getTime() != (list.size() - 3)) {
170                 System.out.println(list.get(0) + " " + list.get(1) + " : access mode mismatch");
171                 if (site1.get(list.get(0)) == null) {
172                     site1.put(list.get(0), achievement);
173                 }
174                 return;
175             }
176             for (int i = 3; i < list.size(); i++) {
177                 achievement.setList(list.get(i)); // 加入成绩
178             }
179         } else if (achievement.getCourse().isExam()) { // 获取考试成绩
180             // if (list.size() == 4) {
181             // achievement.setList(list.get(3));
182             // } else
183             if (list.size() == 5) {
184                 achievement.setList(list.get(3));
185                 achievement.setList(list.get(4));
186             } else {
187                 System.out.println(list.get(0) + " " + list.get(1) + " : access mode mismatch");
188                 if (site1.get(list.get(0)) == null) {
189                     site1.put(list.get(0), achievement);
190                 }
191                 return;
192             }
193 
194         } else if (achievement.getCourse().isInspection()) { // 获取考察成绩
195             if (list.size() == 4) {
196                 achievement.setList(list.get(3));
197             } else {
198                 System.out.println(list.get(0) + " " + list.get(1) + " : access mode mismatch");
199                 if (site1.get(list.get(0)) == null) {
200                     site1.put(list.get(0), achievement);
201                 }
202                 return;
203             }
204 
205         }
206 
207         if (site1.get(list.get(0)) == null) {
208             site1.put(list.get(0), achievement);
209             return;
210         }
211         // site1.put(list.get(0), achievement);
212     }
213 
214     public HashMap<String, achievement> getSite1() {
215         return site1;
216     }
217 }
218 
219 class achievement {
220     private course course;
221     private student student = new student();
222     private int achievement = 0;
223     // private String timeString;
224     private ArrayList<String> list = new ArrayList<String>(); // 存入输入的成绩
225 
226     public student getStudent() {
227         return student;
228     }
229 
230     public void setList(String ji) {
231         list.add(ji);
232     }
233 
234     public ArrayList<String> getList() {
235         return list;
236     }
237 
238     public course getCourse() {
239         return course;
240     }
241 
242     public void setcourse(coursemap coursemap, String name) throws notexist {
243         if (coursemap.findone(name) != null) {
244             this.course = coursemap.findone(name);
245         } else {
246             throw new notexist();
247             // 抛出错误
248         }
249 
250     }
251 
252     public int getAchievement() {
253         return achievement;
254     }
255 
256     void achievement() { // 计算还未写！！！！！！！！
257         // TODO 自动生成的方法存根
258         if (list.size() == 0 || achievement != 0) {
259             return;
260         }
261         if (course.isExam()) {
262             achievement = (int) (Integer.parseInt(list.get(0)) * (float) (getCourse().getZhong()[0])
263                     + Integer.parseInt(list.get(1)) * (float) (getCourse().getZhong()[1]));
264         }
265         if (course.isInspection()) {
266             achievement = Integer.parseInt(list.get(0));
267         }
268         if (course.isExperiment()) {
269             float rr = 0;
270             for (int i = 0; i < getCourse().getTime(); i++) {
271                 rr += Integer.parseInt(list.get(i)) * (float) (getCourse().getZhong()[i]);
272             }
273             achievement = (int) rr;
274         }
275 
276     }
277 
278 }
279 
280 class outOfrange extends Exception {
281 
282 }
283 
284 class notexist extends Exception {
285 
286 }
287 
288 class coursemap {
289 
290     private HashMap<String, course> sites = new HashMap<String, course>();
291 
292     void addone(ArrayList<String> list) throws mismatch, scores, error {
293         if (sites.get(list.get(0)) != null) {
294             return;
295         }
296         course course = new course();
297         course.setNameString(list.get(0));
298         course.setCurriculum(list.get(1));
299         course.setAssessmentMethod(list.get(2));
300         course.setzhong(list);
301         if (sites.get(list.get(0)) == null) {
302             sites.put(list.get(0), course);
303         }
304     }
305 
306     course findone(String name) {
307         if (sites.containsKey(name)) {
308             return sites.get(name);
309         } else {
310             return null;
311         }
312     }
313 
314     public HashMap<String, course> getSites() {
315         return sites;
316     }
317 }
318 
319 class mismatch extends Exception {
320 
321 }
322 
323 class error extends Exception {
324 
325 }
326 
327 class scores extends Exception {
328 
329 }
330 
331 class course {
332     private String nameString;
333     private String curriculum;
334     private String AssessmentMethod;
335     private float[] zhong;
336     private int ji = 0, ping = 0, total = 0, num = 0, time = 0;
337 
338     public int getTime() {
339         return time;
340     }
341 
342     public float[] getZhong() {
343         return zhong;
344     }
345 
346     public void setzhong(ArrayList<String> list) throws scores, error { // 设置权重
347         if (isExam()) {
348             if (list.size() != 5) {
349                 throw new scores();
350             }
351             zhong = new float[2];
352             zhong[0] = Float.parseFloat(list.get(3));
353             zhong[1] = Float.parseFloat(list.get(4));
354             if (zhong[0] + zhong[1] != (float) (1.0)) {
355                 throw new error();
356             }
357         }
358         if (isExperiment()) {
359             time = Integer.parseInt(list.get(3));
360             if (list.size() - 4 != time) {
361                 throw new scores();
362             }
363 
364             zhong = new float[time];
365             BigDecimal b1 = new BigDecimal("0.0");
366             for (int i = 0; i < zhong.length; i++) {
367 
368                 BigDecimal a = new BigDecimal(list.get(i + 4));
369                 zhong[i] = a.floatValue();
370                 b1 = b1.add(a);
371             }
372             BigDecimal b2 = new BigDecimal("1.0");
373             if (b1.compareTo(b2) != 0) {
374                 throw new error();
375             }
376         }
377 
378     }
379 
380     public void setJi(achievement achievement) {
381         if (achievement.getList().size() == 0) {
382             return;
383         }
384         if (achievement.getCourse().isExam()) {
385             ping += Integer.parseInt(achievement.getList().get(0));
386             total += Integer.parseInt(achievement.getList().get(1));
387             num++;
388         } else {
389             this.ji += achievement.getAchievement();
390             num++;
391         }
392 
393     }
394 
395     public void output() {
396         if (isExam()) {
397             if (ping == 0) {
398                 System.out.println(nameString + " has no grades yet");
399             } else {
400                 System.out.println(nameString + " " + (ping / num + total / num) / 2);
401             }
402 
403         } else if (isInspection()) {
404             if (ji == 0) {
405                 System.out.println(nameString + " has no grades yet");
406             } else {
407                 System.out.println(nameString + " " + ji / num);
408             }
409 
410         } else {
411             if (ji == 0) {
412                 System.out.println(nameString + " has no grades yet");
413             } else {
414                 System.out.println(nameString + " " + ji / num);
415             }
416         }
417 
418     }
419 
420     public void setNameString(String nameString) {
421         this.nameString = nameString;
422     }
423 
424     public void setAssessmentMethod(String assessmentMethod) throws mismatch {
425         if (curriculum.equals("必修") && !assessmentMethod.equals("考试")) {
426             throw new mismatch();
427         }
428         if (curriculum.equals("实验") && !assessmentMethod.equals("实验")) {
429             throw new mismatch();
430         }
431         if (curriculum.equals("选修") && assessmentMethod.equals("实验")) {
432             throw new mismatch();
433         }
434         AssessmentMethod = assessmentMethod;
435     }
436 
437     public void setCurriculum(String curriculum) {
438         this.curriculum = curriculum;
439     }
440 
441     public boolean isInspection() {
442         if (AssessmentMethod.equals("考察")) {
443             return true;
444         }
445         return false;
446     }
447 
448     public boolean isExam() {
449         if (AssessmentMethod.equals("考试")) {
450             return true;
451         }
452         return false;
453     }
454 
455     public boolean isExperiment() {
456         if (AssessmentMethod.equals("实验")) {
457             return true;
458         }
459         return false;
460     }
461 
462     public String getNameString() {
463         return nameString;
464     }
465 
466     public String getAssessmentMethod() {
467         return AssessmentMethod;
468     }
469 
470     public String getCurriculum() {
471         return curriculum;
472     }
473 }
474 
475 class student {
476     private String nameString;
477     private String numberString;
478 
479     public void setNameString(String nameString) {
480         this.nameString = nameString;
481     }
482 
483     public void setNumberString(String numberString) {
484         this.numberString = numberString;
485     }
486 
487     public String getNameString() {
488         return nameString;
489     }
490 
491     public String getNumberString() {
492         return numberString;
493     }
494 }