1: program -> PROGRAM
2: ident -> IDENT (primes)
3: semicolon -> SEMICOLON
4: ident -> IDENT (n)
5: declaration2 -> 
6: colon -> COLON
7: integer -> INTEGER
8: declaration3 -> integer#7
9: declaration -> ident#4 declaration2#5 colon#6 declaration3#8
10: semicolon -> SEMICOLON
11: ident -> IDENT (a)
12: declaration2 -> 
13: colon -> COLON
14: array -> ARRAY
15: l_paren -> L_PAREN
16: number -> NUMBER (1000)
17: r_paren -> R_PAREN
18: of -> OF
19: integer -> INTEGER
20: declaration3 -> array#14 l_paren#15 number#16 r_paren#17 of#18 integer#19
21: declaration -> ident#11 declaration2#12 colon#13 declaration3#20
22: semicolon -> SEMICOLON
23: ident -> IDENT (i)
24: comma -> COMMA
25: ident -> IDENT (j)
26: declaration2 -> 
27: declaration2 -> comma#24 ident#25 declaration2#26
28: colon -> COLON
29: integer -> INTEGER
30: declaration3 -> integer#29
31: declaration -> ident#23 declaration2#27 colon#28 declaration3#30
32: semicolon -> SEMICOLON
33: ident -> IDENT (x)
34: comma -> COMMA
35: ident -> IDENT (sqrt_n)
36: declaration2 -> 
37: declaration2 -> comma#34 ident#35 declaration2#36
38: colon -> COLON
39: integer -> INTEGER
40: declaration3 -> integer#39
41: declaration -> ident#33 declaration2#37 colon#38 declaration3#40
42: semicolon -> SEMICOLON
43: block2 -> 
44: block2 -> statement#41 semicolon#42 block2#43
45: block2 -> statement#31 semicolon#32 block2#44
46: block2 -> statement#21 semicolon#22 block2#45
47: begin_program -> BEGIN_PROGRAM
48: read -> READ
49: ident -> IDENT (n)
50: var -> ident#49
51: statement3 -> 
52: statement -> read#48 var#50 statement3#51
53: semicolon -> SEMICOLON
54: ident -> IDENT (x)
55: var -> ident#54
56: assign -> ASSIGN
57: ident -> IDENT (n)
58: var -> ident#57
59: factor -> var#58
60: term2 -> 
61: term -> factor#59 term2#60
62: expression2 -> 
63: expression -> term#61 expression2#62
64: statement -> var#55 assign#56 expression#63
65: semicolon -> SEMICOLON
66: while -> WHILE
67: ident -> IDENT (x)
68: var -> ident#67
69: factor -> var#68
70: term2 -> 
71: term -> factor#69 term2#70
72: expression2 -> 
73: expression -> term#71 expression2#72
74: comp -> GT#0
75: ident -> IDENT (n)
76: var -> ident#75
77: factor -> var#76
78: div -> DIV
79: ident -> IDENT (x)
80: var -> ident#79
81: factor -> var#80
82: term2 -> 
83: term2 -> div#78 factor#81 term2#82
84: term -> factor#77 term2#83
85: expression2 -> 
86: expression -> term#84 expression2#85
87: relation_exp2 -> expression#73 comp#74 expression#86
88: relation_exp -> relation_exp2#87
89: bool_exp2 -> 
90: bool_exp -> relation_exp#88 bool_exp2#89
91: loop -> LOOP
92: ident -> IDENT (x)
93: var -> ident#92
94: assign -> ASSIGN
95: l_paren -> L_PAREN
96: ident -> IDENT (x)
97: var -> ident#96
98: factor -> var#97
99: term2 -> 
100: term -> factor#98 term2#99
101: add -> ADD
102: ident -> IDENT (n)
103: var -> ident#102
104: factor -> var#103
105: div -> DIV
106: ident -> IDENT (x)
107: var -> ident#106
108: factor -> var#107
109: term2 -> 
110: term2 -> div#105 factor#108 term2#109
111: term -> factor#104 term2#110
112: expression2 -> 
113: expression2 -> add#101 term#111 expression2#112
114: expression -> term#100 expression2#113
115: r_paren -> R_PAREN
116: factor -> l_paren#95 expression#114 r_paren#115
117: div -> DIV
118: number -> NUMBER (2)
119: factor -> number#118
120: term2 -> 
121: term2 -> div#117 factor#119 term2#120
122: term -> factor#116 term2#121
123: expression2 -> 
124: expression -> term#122 expression2#123
125: statement -> var#93 assign#94 expression#124
126: semicolon -> SEMICOLON
127: statement2 -> 
128: loop -> ENDLOOP
129: statement -> while#66 bool_exp#90 loop#91 statement#125 semicolon#126 statement2#127 endloop#128
130: semicolon -> SEMICOLON
131: ident -> IDENT (sqrt_n)
132: var -> ident#131
133: assign -> ASSIGN
134: ident -> IDENT (x)
135: var -> ident#134
136: factor -> var#135
137: term2 -> 
138: term -> factor#136 term2#137
139: expression2 -> 
140: expression -> term#138 expression2#139
141: statement -> var#132 assign#133 expression#140
142: semicolon -> SEMICOLON
143: ident -> IDENT (i)
144: var -> ident#143
145: assign -> ASSIGN
146: number -> NUMBER (2)
147: factor -> number#146
148: term2 -> 
149: term -> factor#147 term2#148
150: expression2 -> 
151: expression -> term#149 expression2#150
152: statement -> var#144 assign#145 expression#151
153: semicolon -> SEMICOLON
154: while -> WHILE
155: ident -> IDENT (i)
156: var -> ident#155
157: factor -> var#156
158: term2 -> 
159: term -> factor#157 term2#158
160: expression2 -> 
161: expression -> term#159 expression2#160
162: comp -> LTE#0
163: ident -> IDENT (n)
164: var -> ident#163
165: factor -> var#164
166: term2 -> 
167: term -> factor#165 term2#166
168: expression2 -> 
169: expression -> term#167 expression2#168
170: relation_exp2 -> expression#161 comp#162 expression#169
171: relation_exp -> relation_exp2#170
172: bool_exp2 -> 
173: bool_exp -> relation_exp#171 bool_exp2#172
174: loop -> LOOP
175: ident -> IDENT (a)
176: l_paren -> L_PAREN
177: ident -> IDENT (i)
178: var -> ident#177
179: factor -> var#178
180: term2 -> 
181: term -> factor#179 term2#180
182: expression2 -> 
183: expression -> term#181 expression2#182
184: r_paren -> R_PAREN
185: var -> l_paren#175 expression#176 r_paren#183
186: assign -> ASSIGN
187: number -> NUMBER (0)
188: factor -> number#187
189: term2 -> 
190: term -> factor#188 term2#189
191: expression2 -> 
192: expression -> term#190 expression2#191
193: statement -> var#185 assign#186 expression#192
194: semicolon -> SEMICOLON
195: ident -> IDENT (i)
196: var -> ident#195
197: assign -> ASSIGN
198: ident -> IDENT (i)
199: var -> ident#198
200: factor -> var#199
201: term2 -> 
202: term -> factor#200 term2#201
203: add -> ADD
204: number -> NUMBER (1)
205: factor -> number#204
206: term2 -> 
207: term -> factor#205 term2#206
208: expression2 -> 
209: expression2 -> add#203 term#207 expression2#208
210: expression -> term#202 expression2#209
211: statement -> var#196 assign#197 expression#210
212: semicolon -> SEMICOLON
213: statement2 -> 
214: statement2 -> statement#211 semicolon#212 statement2#213
215: loop -> ENDLOOP
216: statement -> while#154 bool_exp#173 loop#174 statement#193 semicolon#194 statement2#214 endloop#215
217: semicolon -> SEMICOLON
218: ident -> IDENT (i)
219: var -> ident#218
220: assign -> ASSIGN
221: number -> NUMBER (2)
222: factor -> number#221
223: term2 -> 
224: term -> factor#222 term2#223
225: expression2 -> 
226: expression -> term#224 expression2#225
227: statement -> var#219 assign#220 expression#226
228: semicolon -> SEMICOLON
229: while -> WHILE
230: ident -> IDENT (i)
231: var -> ident#230
232: factor -> var#231
233: term2 -> 
234: term -> factor#232 term2#233
235: expression2 -> 
236: expression -> term#234 expression2#235
237: comp -> LTE#0
238: ident -> IDENT (sqrt_n)
239: var -> ident#238
240: factor -> var#239
241: term2 -> 
242: term -> factor#240 term2#241
243: expression2 -> 
244: expression -> term#242 expression2#243
245: relation_exp2 -> expression#236 comp#237 expression#244
246: relation_exp -> relation_exp2#245
247: bool_exp2 -> 
248: bool_exp -> relation_exp#246 bool_exp2#247
249: loop -> LOOP
250: if -> IF
251: ident -> IDENT (a)
252: l_paren -> L_PAREN
253: ident -> IDENT (i)
254: var -> ident#253
255: factor -> var#254
256: term2 -> 
257: term -> factor#255 term2#256
258: expression2 -> 
259: expression -> term#257 expression2#258
260: r_paren -> R_PAREN
261: var -> l_paren#251 expression#252 r_paren#259
262: factor -> var#261
263: term2 -> 
264: term -> factor#262 term2#263
265: expression2 -> 
266: expression -> term#264 expression2#265
267: comp -> EQ#0
268: number -> NUMBER (0)
269: factor -> number#268
270: term2 -> 
271: term -> factor#269 term2#270
272: expression2 -> 
273: expression -> term#271 expression2#272
274: relation_exp2 -> expression#266 comp#267 expression#273
275: relation_exp -> relation_exp2#274
276: bool_exp2 -> 
277: bool_exp -> relation_exp#275 bool_exp2#276
278: then -> THEN
279: ident -> IDENT (j)
280: var -> ident#279
281: assign -> ASSIGN
282: ident -> IDENT (i)
283: var -> ident#282
284: factor -> var#283
285: term2 -> 
286: term -> factor#284 term2#285
287: add -> ADD
288: ident -> IDENT (i)
289: var -> ident#288
290: factor -> var#289
291: term2 -> 
292: term -> factor#290 term2#291
293: expression2 -> 
294: expression2 -> add#287 term#292 expression2#293
295: expression -> term#286 expression2#294
296: statement -> var#280 assign#281 expression#295
297: semicolon -> SEMICOLON
298: while -> WHILE
299: ident -> IDENT (j)
300: var -> ident#299
301: factor -> var#300
302: term2 -> 
303: term -> factor#301 term2#302
304: expression2 -> 
305: expression -> term#303 expression2#304
306: comp -> LTE#0
307: ident -> IDENT (n)
308: var -> ident#307
309: factor -> var#308
310: term2 -> 
311: term -> factor#309 term2#310
312: expression2 -> 
313: expression -> term#311 expression2#312
314: relation_exp2 -> expression#305 comp#306 expression#313
315: relation_exp -> relation_exp2#314
316: bool_exp2 -> 
317: bool_exp -> relation_exp#315 bool_exp2#316
318: loop -> LOOP
319: ident -> IDENT (a)
320: l_paren -> L_PAREN
321: ident -> IDENT (j)
322: var -> ident#321
323: factor -> var#322
324: term2 -> 
325: term -> factor#323 term2#324
326: expression2 -> 
327: expression -> term#325 expression2#326
328: r_paren -> R_PAREN
329: var -> l_paren#319 expression#320 r_paren#327
330: assign -> ASSIGN
331: number -> NUMBER (1)
332: factor -> number#331
333: term2 -> 
334: term -> factor#332 term2#333
335: expression2 -> 
336: expression -> term#334 expression2#335
337: statement -> var#329 assign#330 expression#336
338: semicolon -> SEMICOLON
339: ident -> IDENT (j)
340: var -> ident#339
341: assign -> ASSIGN
342: ident -> IDENT (j)
343: var -> ident#342
344: factor -> var#343
345: term2 -> 
346: term -> factor#344 term2#345
347: add -> ADD
348: ident -> IDENT (i)
349: var -> ident#348
350: factor -> var#349
351: term2 -> 
352: term -> factor#350 term2#351
353: expression2 -> 
354: expression2 -> add#347 term#352 expression2#353
355: expression -> term#346 expression2#354
356: statement -> var#340 assign#341 expression#355
357: semicolon -> SEMICOLON
358: statement2 -> 
359: statement2 -> statement#356 semicolon#357 statement2#358
360: loop -> ENDLOOP
361: statement -> while#298 bool_exp#317 loop#318 statement#337 semicolon#338 statement2#359 endloop#360
362: semicolon -> SEMICOLON
363: statement2 -> 
364: statement2 -> statement#361 semicolon#362 statement2#363
365: endif -> ENDIF
366: statement -> if#250 bool_exp#277 then#278 statement#296 semicolon#297 statement2#364 endif#365
367: semicolon -> SEMICOLON
368: ident -> IDENT (i)
369: var -> ident#368
370: assign -> ASSIGN
371: ident -> IDENT (i)
372: var -> ident#371
373: factor -> var#372
374: term2 -> 
375: term -> factor#373 term2#374
376: add -> ADD
377: number -> NUMBER (1)
378: factor -> number#377
379: term2 -> 
380: term -> factor#378 term2#379
381: expression2 -> 
382: expression2 -> add#376 term#380 expression2#381
383: expression -> term#375 expression2#382
384: statement -> var#369 assign#370 expression#383
385: semicolon -> SEMICOLON
386: statement2 -> 
387: statement2 -> statement#384 semicolon#385 statement2#386
388: loop -> ENDLOOP
389: statement -> while#229 bool_exp#248 loop#249 statement#366 semicolon#367 statement2#387 endloop#388
390: semicolon -> SEMICOLON
391: ident -> IDENT (i)
392: var -> ident#391
393: assign -> ASSIGN
394: number -> NUMBER (2)
395: factor -> number#394
396: term2 -> 
397: term -> factor#395 term2#396
398: expression2 -> 
399: expression -> term#397 expression2#398
400: statement -> var#392 assign#393 expression#399
401: semicolon -> SEMICOLON
402: while -> WHILE
403: ident -> IDENT (i)
404: var -> ident#403
405: factor -> var#404
406: term2 -> 
407: term -> factor#405 term2#406
408: expression2 -> 
409: expression -> term#407 expression2#408
410: comp -> LTE#0
411: ident -> IDENT (n)
412: var -> ident#411
413: factor -> var#412
414: term2 -> 
415: term -> factor#413 term2#414
416: expression2 -> 
417: expression -> term#415 expression2#416
418: relation_exp2 -> expression#409 comp#410 expression#417
419: relation_exp -> relation_exp2#418
420: bool_exp2 -> 
421: bool_exp -> relation_exp#419 bool_exp2#420
422: loop -> LOOP
423: if -> IF
424: ident -> IDENT (a)
425: l_paren -> L_PAREN
426: ident -> IDENT (i)
427: var -> ident#426
428: factor -> var#427
429: term2 -> 
430: term -> factor#428 term2#429
431: expression2 -> 
432: expression -> term#430 expression2#431
433: r_paren -> R_PAREN
434: var -> l_paren#424 expression#425 r_paren#432
435: factor -> var#434
436: term2 -> 
437: term -> factor#435 term2#436
438: expression2 -> 
439: expression -> term#437 expression2#438
440: comp -> EQ#0
441: number -> NUMBER (0)
442: factor -> number#441
443: term2 -> 
444: term -> factor#442 term2#443
445: expression2 -> 
446: expression -> term#444 expression2#445
447: relation_exp2 -> expression#439 comp#440 expression#446
448: relation_exp -> relation_exp2#447
449: bool_exp2 -> 
450: bool_exp -> relation_exp#448 bool_exp2#449
451: then -> THEN
452: write -> WRITE
453: ident -> IDENT (i)
454: var -> ident#453
455: statement3 -> 
456: statement -> write#452 var#454 statement3#455
457: semicolon -> SEMICOLON
458: statement2 -> 
459: endif -> ENDIF
460: statement -> if#423 bool_exp#450 then#451 statement#456 semicolon#457 statement2#458 endif#459
461: semicolon -> SEMICOLON
462: ident -> IDENT (i)
463: var -> ident#462
464: assign -> ASSIGN
465: ident -> IDENT (i)
466: var -> ident#465
467: factor -> var#466
468: term2 -> 
469: term -> factor#467 term2#468
470: add -> ADD
471: number -> NUMBER (1)
472: factor -> number#471
473: term2 -> 
474: term -> factor#472 term2#473
475: expression2 -> 
476: expression2 -> add#470 term#474 expression2#475
477: expression -> term#469 expression2#476
478: statement -> var#463 assign#464 expression#477
479: semicolon -> SEMICOLON
480: statement2 -> 
481: statement2 -> statement#478 semicolon#479 statement2#480
482: loop -> ENDLOOP
483: statement -> while#402 bool_exp#421 loop#422 statement#460 semicolon#461 statement2#481 endloop#482
484: semicolon -> SEMICOLON
485: block3 -> 
486: block3 -> statement#483 semicolon#484 block3#485
487: block3 -> statement#400 semicolon#401 block3#486
488: block3 -> statement#389 semicolon#390 block3#487
489: block3 -> statement#227 semicolon#228 block3#488
490: block3 -> statement#216 semicolon#217 block3#489
491: block3 -> statement#152 semicolon#153 block3#490
492: block3 -> statement#141 semicolon#142 block3#491
493: block3 -> statement#129 semicolon#130 block3#492
494: block3 -> statement#64 semicolon#65 block3#493
495: block -> declaration#9 semicolon#10 block2#46 begin_program#47 statement#52 semicolon#53 block3#494
496: end_program -> END_PROGRAM
497: prog_start -> program#1 ident#2 semicolon#3 block#495 end_program#496