質問編集履歴
5
画像削除
test
CHANGED
File without changes
|
test
CHANGED
@@ -407,5 +407,3 @@
|
|
407
407
|
c
|
408
408
|
|
409
409
|
エクリプス最新
|
410
|
-
|
411
|
-
![イメージ説明](427464a7f81ad7e98fcb8f9406b34e39.png)
|
4
誤字
test
CHANGED
File without changes
|
test
CHANGED
@@ -1,6 +1,6 @@
|
|
1
1
|
###前提・実現したいこと
|
2
2
|
|
3
|
-
|
3
|
+
出席番号と氏名を入力し名簿を作るプログラムですが、どこが間違っているのかわかりません。main文はmeibo20を読んでいるだけです。
|
4
4
|
|
5
5
|
###発生している問題・エラーメッセージ
|
6
6
|
|
@@ -194,7 +194,7 @@
|
|
194
194
|
|
195
195
|
Person *p=(Person *)malloc(sizeof(Person));
|
196
196
|
|
197
|
-
printf("
|
197
|
+
printf("番号=");
|
198
198
|
|
199
199
|
fflush(stdout);
|
200
200
|
|
@@ -254,7 +254,7 @@
|
|
254
254
|
|
255
255
|
char command[2];
|
256
256
|
|
257
|
-
printf("コマンドを入力してください
|
257
|
+
printf("コマンドを入力してください=");
|
258
258
|
|
259
259
|
fflush(stdout);
|
260
260
|
|
3
画像追加
test
CHANGED
File without changes
|
test
CHANGED
@@ -407,3 +407,5 @@
|
|
407
407
|
c
|
408
408
|
|
409
409
|
エクリプス最新
|
410
|
+
|
411
|
+
![イメージ説明](427464a7f81ad7e98fcb8f9406b34e39.png)
|
2
誤字
test
CHANGED
File without changes
|
test
CHANGED
@@ -404,6 +404,6 @@
|
|
404
404
|
|
405
405
|
###補足情報(言語/FW/ツール等のバージョンなど)
|
406
406
|
|
407
|
-
c
|
407
|
+
c
|
408
408
|
|
409
409
|
エクリプス最新
|
1
書式の改善
test
CHANGED
File without changes
|
test
CHANGED
@@ -10,6 +10,10 @@
|
|
10
10
|
|
11
11
|
###該当のソースコード
|
12
12
|
|
13
|
+
```
|
14
|
+
|
15
|
+
|
16
|
+
|
13
17
|
#include <stdio.h>
|
14
18
|
|
15
19
|
#include <string.h>
|
@@ -30,6 +34,10 @@
|
|
30
34
|
|
31
35
|
} Person;
|
32
36
|
|
37
|
+
```
|
38
|
+
|
39
|
+
```
|
40
|
+
|
33
41
|
char *my_gets6(){
|
34
42
|
|
35
43
|
static int n;
|
@@ -90,7 +98,79 @@
|
|
90
98
|
|
91
99
|
}
|
92
100
|
|
93
|
-
|
101
|
+
```
|
102
|
+
|
103
|
+
```
|
104
|
+
|
105
|
+
char *my_fgets6(FILE *fp){
|
106
|
+
|
107
|
+
static int n;
|
108
|
+
|
109
|
+
static char *s=NULL;
|
110
|
+
|
111
|
+
if(s==NULL){
|
112
|
+
|
113
|
+
n = 10;
|
114
|
+
|
115
|
+
s = (char *)malloc(n);
|
116
|
+
|
117
|
+
}
|
118
|
+
|
119
|
+
int i;
|
120
|
+
|
121
|
+
for(i=0;i<n;i++){
|
122
|
+
|
123
|
+
int c = fgetc(stdin);
|
124
|
+
|
125
|
+
if(c == EOF){
|
126
|
+
|
127
|
+
return NULL;
|
128
|
+
|
129
|
+
}
|
130
|
+
|
131
|
+
if(c == '\n'){
|
132
|
+
|
133
|
+
s[i] = '\0';
|
134
|
+
|
135
|
+
break;
|
136
|
+
|
137
|
+
}
|
138
|
+
|
139
|
+
if(i == n - 1){
|
140
|
+
|
141
|
+
s[i] ='\0';
|
142
|
+
|
143
|
+
n *= 2;
|
144
|
+
|
145
|
+
char *s2 = (char *)malloc(n);
|
146
|
+
|
147
|
+
strcpy(s2,s);
|
148
|
+
|
149
|
+
free(s);
|
150
|
+
|
151
|
+
s = s2;
|
152
|
+
|
153
|
+
i = strlen(s);
|
154
|
+
|
155
|
+
}
|
156
|
+
|
157
|
+
s[i] = c;
|
158
|
+
|
159
|
+
}
|
160
|
+
|
161
|
+
char *s3 = (char *)malloc(strlen(s)+1);
|
162
|
+
|
163
|
+
strcpy(s3,s);
|
164
|
+
|
165
|
+
free(s);
|
166
|
+
|
167
|
+
return s3;
|
168
|
+
|
169
|
+
}
|
170
|
+
|
171
|
+
```
|
172
|
+
|
173
|
+
```
|
94
174
|
|
95
175
|
static char *get_file_name(){
|
96
176
|
|
@@ -110,311 +190,211 @@
|
|
110
190
|
|
111
191
|
}
|
112
192
|
|
113
|
-
|
193
|
+
static Person *get_person(){
|
194
|
+
|
114
|
-
|
195
|
+
Person *p=(Person *)malloc(sizeof(Person));
|
196
|
+
|
115
|
-
|
197
|
+
printf("学籍番号(4桁)=");
|
198
|
+
|
116
|
-
|
199
|
+
fflush(stdout);
|
200
|
+
|
201
|
+
p->id=my_gets6();
|
202
|
+
|
203
|
+
if(strlen(p->id)==0){
|
204
|
+
|
205
|
+
free(p);
|
206
|
+
|
207
|
+
return NULL;
|
208
|
+
|
209
|
+
}
|
210
|
+
|
211
|
+
printf("名前=");
|
212
|
+
|
213
|
+
fflush(stdout);
|
214
|
+
|
215
|
+
p->name =my_gets6();
|
216
|
+
|
217
|
+
return p;
|
218
|
+
|
219
|
+
}
|
220
|
+
|
221
|
+
|
222
|
+
|
117
|
-
void
|
223
|
+
static void put_persons(Person **ps, int n){
|
118
224
|
|
119
225
|
int i;
|
120
226
|
|
121
|
-
for(i = 0; i < n; i++)
|
227
|
+
for (i = 0; i < n; i++)
|
228
|
+
|
122
|
-
|
229
|
+
printf("%s %s\n", ps[i]->id, ps[i]->name);
|
230
|
+
|
231
|
+
}
|
232
|
+
|
233
|
+
```
|
234
|
+
|
235
|
+
```
|
236
|
+
|
237
|
+
void meibo20(void) {
|
238
|
+
|
239
|
+
Person **array = NULL;
|
240
|
+
|
241
|
+
int array_size = 10;
|
242
|
+
|
243
|
+
int next_idx = 0;
|
244
|
+
|
245
|
+
char *file_name;
|
246
|
+
|
247
|
+
FILE *fp;
|
248
|
+
|
249
|
+
|
250
|
+
|
251
|
+
array = (struct person **) malloc(sizeof(Person *) * array_size);
|
252
|
+
|
253
|
+
while (1) {
|
254
|
+
|
255
|
+
char command[2];
|
256
|
+
|
257
|
+
printf("コマンドを入力してください(I:挿入、D:削除、P:印刷、X:終了)=");
|
258
|
+
|
259
|
+
fflush(stdout);
|
260
|
+
|
261
|
+
my_gets1(command, 2);
|
262
|
+
|
123
|
-
s
|
263
|
+
switch (command[0]) {
|
124
|
-
|
264
|
+
|
125
|
-
|
265
|
+
Person *workp;
|
126
|
-
|
266
|
+
|
127
|
-
|
267
|
+
case 'I': ;
|
268
|
+
|
269
|
+
workp = get_person();
|
270
|
+
|
271
|
+
if (workp == NULL) {
|
272
|
+
|
273
|
+
break;
|
274
|
+
|
275
|
+
}
|
276
|
+
|
277
|
+
int i;
|
278
|
+
|
279
|
+
for (i = next_idx - 1; i >= 0; i--) {
|
280
|
+
|
281
|
+
if (strcmp(array[i]->id, workp->id) < 0) {
|
282
|
+
|
283
|
+
break;
|
284
|
+
|
285
|
+
}
|
286
|
+
|
287
|
+
array[i + 1] = array[i];
|
288
|
+
|
289
|
+
}
|
290
|
+
|
291
|
+
array[i + 1] = workp;
|
292
|
+
|
293
|
+
next_idx++;
|
128
294
|
|
129
295
|
break;
|
130
296
|
|
131
|
-
|
132
|
-
|
133
|
-
|
134
|
-
|
135
|
-
if(
|
136
|
-
|
137
|
-
|
138
|
-
|
139
|
-
|
140
|
-
|
141
|
-
s
|
142
|
-
|
143
|
-
|
144
|
-
|
145
|
-
|
146
|
-
|
147
|
-
|
148
|
-
|
149
|
-
|
150
|
-
|
151
|
-
c
|
152
|
-
|
153
|
-
|
154
|
-
|
155
|
-
|
156
|
-
|
157
|
-
if(s
|
158
|
-
|
159
|
-
n
|
160
|
-
|
161
|
-
|
162
|
-
|
163
|
-
|
164
|
-
|
165
|
-
|
166
|
-
|
167
|
-
|
168
|
-
|
169
|
-
in
|
170
|
-
|
171
|
-
|
172
|
-
|
173
|
-
|
174
|
-
|
175
|
-
|
176
|
-
|
177
|
-
|
178
|
-
|
179
|
-
|
297
|
+
|
298
|
+
|
299
|
+
case 'X':
|
300
|
+
|
301
|
+
printf("処理を終了します。 \n");
|
302
|
+
|
303
|
+
return;
|
304
|
+
|
305
|
+
|
306
|
+
|
307
|
+
case 'W':
|
308
|
+
|
309
|
+
file_name = get_file_name();
|
310
|
+
|
311
|
+
fp = fopen(file_name, "w");
|
312
|
+
|
313
|
+
if(fp == NULL){
|
314
|
+
|
315
|
+
printf("ファイル %s を作成できませんでした。\n",file_name);
|
316
|
+
|
317
|
+
continue;
|
318
|
+
|
319
|
+
}
|
320
|
+
|
321
|
+
for (i = 0; i < next_idx; i++) {
|
322
|
+
|
323
|
+
fprintf(fp, "%s\n", array[i]->id);
|
324
|
+
|
325
|
+
fprintf(fp, "%s\n", array[i]->name);
|
326
|
+
|
327
|
+
}
|
328
|
+
|
329
|
+
fclose(fp);
|
330
|
+
|
331
|
+
break;
|
332
|
+
|
333
|
+
case 'R':
|
334
|
+
|
335
|
+
file_name = get_file_name();
|
336
|
+
|
337
|
+
fp = fopen(file_name, "r");
|
338
|
+
|
339
|
+
if(fp == NULL){
|
340
|
+
|
341
|
+
printf("ファイル %s が存在しません。\n", file_name);
|
342
|
+
|
343
|
+
continue;
|
344
|
+
|
345
|
+
}
|
346
|
+
|
347
|
+
while (1) {
|
348
|
+
|
349
|
+
workp = (Person *) malloc(sizeof(Person));
|
350
|
+
|
351
|
+
if((workp->id = my_fgets6(fp)) == NULL){
|
352
|
+
|
353
|
+
free(workp);
|
354
|
+
|
355
|
+
break;
|
356
|
+
|
357
|
+
}
|
358
|
+
|
359
|
+
workp->name = my_fgets6(fp);
|
360
|
+
|
361
|
+
for (i = next_idx - 1; i >= 0; i--) {
|
362
|
+
|
363
|
+
if (strcmp(array[i]->id, workp->id) < 0) {
|
364
|
+
|
365
|
+
break;
|
366
|
+
|
367
|
+
}
|
368
|
+
|
369
|
+
array[i + 1] = array[i];
|
370
|
+
|
371
|
+
}
|
372
|
+
|
373
|
+
array[i + 1] = workp;
|
374
|
+
|
375
|
+
next_idx++;
|
180
376
|
|
181
377
|
break;
|
182
378
|
|
183
379
|
}
|
184
380
|
|
185
|
-
if(i == n - 1){
|
186
|
-
|
187
|
-
s[i] ='\0';
|
188
|
-
|
189
|
-
n *= 2;
|
190
|
-
|
191
|
-
char *s2 = (char *)malloc(n);
|
192
|
-
|
193
|
-
strcpy(s2,s);
|
194
|
-
|
195
|
-
free(s);
|
196
|
-
|
197
|
-
s = s2;
|
198
|
-
|
199
|
-
i = strlen(s);
|
200
|
-
|
201
|
-
}
|
202
|
-
|
203
|
-
s[i] = c;
|
204
|
-
|
205
|
-
}
|
206
|
-
|
207
|
-
char *s3 = (char *)malloc(strlen(s)+1);
|
208
|
-
|
209
|
-
strcpy(s3,s);
|
210
|
-
|
211
|
-
free(s);
|
212
|
-
|
213
|
-
return s3;
|
214
|
-
|
215
|
-
}
|
216
|
-
|
217
|
-
|
218
|
-
|
219
|
-
static Person *get_person(){
|
220
|
-
|
221
|
-
Person *p=(Person *)malloc(sizeof(Person));
|
222
|
-
|
223
|
-
printf("学籍番号(4桁)=");
|
224
|
-
|
225
|
-
fflush(stdout);
|
226
|
-
|
227
|
-
p->id=my_gets6();
|
228
|
-
|
229
|
-
if(strlen(p->id)==0){
|
230
|
-
|
231
|
-
free(p);
|
232
|
-
|
233
|
-
return NULL;
|
234
|
-
|
235
|
-
}
|
236
|
-
|
237
|
-
printf("名前=");
|
238
|
-
|
239
|
-
fflush(stdout);
|
240
|
-
|
241
|
-
p->name =my_gets6();
|
242
|
-
|
243
|
-
return p;
|
244
|
-
|
245
|
-
}
|
246
|
-
|
247
|
-
|
248
|
-
|
249
|
-
static void put_persons(Person **ps, int n){
|
250
|
-
|
251
|
-
int i;
|
252
|
-
|
253
|
-
for (i = 0; i < n; i++)
|
254
|
-
|
255
|
-
printf("%s %s\n", ps[i]->id, ps[i]->name);
|
256
|
-
|
257
|
-
}
|
258
|
-
|
259
|
-
void meibo20(void) {
|
260
|
-
|
261
|
-
Person **array = NULL;
|
262
|
-
|
263
|
-
int array_size = 10;
|
264
|
-
|
265
|
-
int next_idx = 0;
|
266
|
-
|
267
|
-
char *file_name;
|
268
|
-
|
269
|
-
FILE *fp;
|
270
|
-
|
271
|
-
|
272
|
-
|
273
|
-
array = (struct person **) malloc(sizeof(Person *) * array_size);
|
274
|
-
|
275
|
-
while (1) {
|
276
|
-
|
277
|
-
char command[2];
|
278
|
-
|
279
|
-
printf("コマンドを入力してください(I:挿入、D:削除、P:印刷、X:終了)=");
|
280
|
-
|
281
|
-
fflush(stdout);
|
282
|
-
|
283
|
-
my_gets1(command, 2);
|
284
|
-
|
285
|
-
switch (command[0]) {
|
286
|
-
|
287
|
-
Person *workp;
|
288
|
-
|
289
|
-
case 'I': ;
|
290
|
-
|
291
|
-
workp = get_person();
|
292
|
-
|
293
|
-
if (workp == NULL) {
|
294
|
-
|
295
|
-
|
381
|
+
break;
|
296
|
-
|
297
|
-
|
382
|
+
|
298
|
-
|
383
|
+
|
384
|
+
|
299
|
-
|
385
|
+
default:
|
300
|
-
|
386
|
+
|
301
|
-
|
387
|
+
printf("不正なコマンドです。 \n");
|
302
|
-
|
303
|
-
if (strcmp(array[i]->id, workp->id) < 0) {
|
304
|
-
|
305
|
-
break;
|
306
|
-
|
307
|
-
}
|
308
|
-
|
309
|
-
array[i + 1] = array[i];
|
310
|
-
|
311
|
-
}
|
312
|
-
|
313
|
-
array[i + 1] = workp;
|
314
|
-
|
315
|
-
next_idx++;
|
316
388
|
|
317
389
|
break;
|
318
390
|
|
319
|
-
|
320
|
-
|
321
|
-
case 'X':
|
322
|
-
|
323
|
-
printf("処理を終了します。 \n");
|
324
|
-
|
325
|
-
return;
|
326
|
-
|
327
|
-
|
328
|
-
|
329
|
-
case 'W':
|
330
|
-
|
331
|
-
file_name = get_file_name();
|
332
|
-
|
333
|
-
fp = fopen(file_name, "w");
|
334
|
-
|
335
|
-
if(fp == NULL){
|
336
|
-
|
337
|
-
printf("ファイル %s を作成できませんでした。\n",file_name);
|
338
|
-
|
339
|
-
continue;
|
340
|
-
|
341
|
-
|
391
|
+
}
|
342
|
-
|
343
|
-
|
392
|
+
|
344
|
-
|
345
|
-
fprintf(fp, "%s\n", array[i]->id);
|
346
|
-
|
347
|
-
fprintf(fp, "%s\n", array[i]->name);
|
348
|
-
|
349
|
-
|
393
|
+
}
|
350
|
-
|
351
|
-
|
394
|
+
|
352
|
-
|
353
|
-
break;
|
354
|
-
|
355
|
-
case 'R':
|
356
|
-
|
357
|
-
file_name = get_file_name();
|
358
|
-
|
359
|
-
fp = fopen(file_name, "r");
|
360
|
-
|
361
|
-
if(fp == NULL){
|
362
|
-
|
363
|
-
printf("ファイル %s が存在しません。\n", file_name);
|
364
|
-
|
365
|
-
continue;
|
366
|
-
|
367
|
-
|
395
|
+
}
|
368
|
-
|
369
|
-
|
396
|
+
|
370
|
-
|
371
|
-
workp = (Person *) malloc(sizeof(Person));
|
372
|
-
|
373
|
-
if((workp->id = my_fgets6(fp)) == NULL){
|
374
|
-
|
375
|
-
free(workp);
|
376
|
-
|
377
|
-
|
397
|
+
```
|
378
|
-
|
379
|
-
}
|
380
|
-
|
381
|
-
workp->name = my_fgets6(fp);
|
382
|
-
|
383
|
-
for (i = next_idx - 1; i >= 0; i--) {
|
384
|
-
|
385
|
-
if (strcmp(array[i]->id, workp->id) < 0) {
|
386
|
-
|
387
|
-
break;
|
388
|
-
|
389
|
-
}
|
390
|
-
|
391
|
-
array[i + 1] = array[i];
|
392
|
-
|
393
|
-
}
|
394
|
-
|
395
|
-
array[i + 1] = workp;
|
396
|
-
|
397
|
-
next_idx++;
|
398
|
-
|
399
|
-
break;
|
400
|
-
|
401
|
-
}
|
402
|
-
|
403
|
-
break;
|
404
|
-
|
405
|
-
|
406
|
-
|
407
|
-
default:
|
408
|
-
|
409
|
-
printf("不正なコマンドです。 \n");
|
410
|
-
|
411
|
-
break;
|
412
|
-
|
413
|
-
}
|
414
|
-
|
415
|
-
}
|
416
|
-
|
417
|
-
}
|
418
398
|
|
419
399
|
###試したこと
|
420
400
|
|