回答編集履歴
4
「#include <stdlib.h>」が未使用であった為、除去
test
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@@ -112,8 +112,6 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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@@ -208,8 +206,6 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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3
「#define N 100」の場所を「test.h」→「main.c」に変更
test
CHANGED
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@@ -16,210 +16,208 @@
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//
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// 型定義
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typedef struct data {
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char student_no[128];
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int score_japanese;
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int score_math;
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int score_science;
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int score_society;
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int score_sum;
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} Data;
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// プロトタイプ宣言
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void swap_Data(Data *x, Data *y);
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void bubble_sort(Data *df, int n);
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void read_file(char *filename, Data *df, int *n);
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void show_result(Data *df, int n);
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#endif
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```
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```c
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// swap_Data.c
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#include "test.h"
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void swap_Data(Data *x, Data *y){
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Data tmp = *x;
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*x = *y;
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*y = tmp;
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}
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```
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```c
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// bubble_sort.c
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#include "test.h"
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void bubble_sort(Data *df, int n) {
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for (int i = 0; i < n-1; i++) {
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for(int j = n-1; j > i; j--) {
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if(df[j].score_sum - df[j-1].score_sum > 0) {
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swap_Data(&df[j-1], &df[j]);
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}
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}
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}
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}
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```
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```c
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// read_file.c
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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void read_file(char *filename, Data *df, int *n) {
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FILE *fp;
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int ret;
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int cnt = 0;
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fp = fopen(filename, "r" );
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if (fp == NULL) {
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printf( "cannot open %s\n", filename);
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exit(1);
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}
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while((ret = fscanf(fp, "%[^,],%d,%d,%d,%d ",
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df[cnt].student_no, &df[cnt].score_japanese, &df[cnt].score_math, &
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df[cnt].score_science, &df[cnt].score_society)) != EOF) {
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df[cnt].score_sum = df[cnt].score_japanese + df[cnt].score_math
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+ df[cnt].score_science + df[cnt].score_society;
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cnt++;
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}
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*n = cnt;
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}
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```
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```c
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// show_result.c
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#include "test.h"
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void show_result(Data *df, int n) {
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int i;
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printf("番号 国語 数学 理科 社会 合計\n");
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printf("----------------------------------\n");
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for (int i = 0; i < n; i++) {
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printf("%s %5d%6d%6d%6d%6d\n",
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df[i].student_no, df[i].score_japanese, df[i].score_math,
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df[i].score_science, df[i].score_society, df[i].score_sum);
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}
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}
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```
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```c
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// main.c
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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#define N 100
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// 型定義
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typedef struct data {
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char student_no[128];
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int score_japanese;
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int score_math;
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int score_science;
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int score_society;
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int score_sum;
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} Data;
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// プロトタイプ宣言
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void swap_Data(Data *x, Data *y);
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void bubble_sort(Data *df, int n);
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void read_file(char *filename, Data *df, int *n);
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void show_result(Data *df, int n);
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#endif
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```
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```c
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// swap_Data.c
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#include "test.h"
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void swap_Data(Data *x, Data *y){
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Data tmp = *x;
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*x = *y;
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*y = tmp;
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}
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```
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```c
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// bubble_sort.c
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#include "test.h"
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void bubble_sort(Data *df, int n) {
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for (int i = 0; i < n-1; i++) {
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for(int j = n-1; j > i; j--) {
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if(df[j].score_sum - df[j-1].score_sum > 0) {
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swap_Data(&df[j-1], &df[j]);
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}
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}
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}
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}
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```
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```c
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// read_file.c
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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void read_file(char *filename, Data *df, int *n) {
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FILE *fp;
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int ret;
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int cnt = 0;
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fp = fopen(filename, "r" );
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if (fp == NULL) {
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printf( "cannot open %s\n", filename);
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exit(1);
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}
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while((ret = fscanf(fp, "%[^,],%d,%d,%d,%d ",
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df[cnt].student_no, &df[cnt].score_japanese, &df[cnt].score_math, &
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df[cnt].score_science, &df[cnt].score_society)) != EOF) {
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df[cnt].score_sum = df[cnt].score_japanese + df[cnt].score_math
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+ df[cnt].score_science + df[cnt].score_society;
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cnt++;
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}
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*n = cnt;
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}
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```
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```c
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// show_result.c
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#include "test.h"
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void show_result(Data *df, int n) {
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int i;
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printf("番号 国語 数学 理科 社会 合計\n");
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printf("----------------------------------\n");
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for (int i = 0; i < n; i++) {
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printf("%s %5d%6d%6d%6d%6d\n",
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df[i].student_no, df[i].score_japanese, df[i].score_math,
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df[i].score_science, df[i].score_society, df[i].score_sum);
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}
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}
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```
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```c
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// main.c
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#include <stdio.h>
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#include <stdlib.h>
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#include "test.h"
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221
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int main(void) {
|
|
224
222
|
|
|
225
223
|
int n;
|
2
参考URLをリンクさせるよう変更
test
CHANGED
|
@@ -252,12 +252,12 @@
|
|
|
252
252
|
|
|
253
253
|
■ C言語 ヘッダファイルの書き方
|
|
254
254
|
|
|
255
|
-
https://monozukuri-c.com/langc-headerfile/
|
|
255
|
+
[https://monozukuri-c.com/langc-headerfile/](https://monozukuri-c.com/langc-headerfile/)
|
|
256
256
|
|
|
257
257
|
■ 最小限の分割 - 苦しんで覚えるC言語
|
|
258
258
|
|
|
259
|
-
https://9cguide.appspot.com/20-01.html
|
|
259
|
+
[https://9cguide.appspot.com/20-01.html](https://9cguide.appspot.com/20-01.html)
|
|
260
260
|
|
|
261
261
|
■ インクルードガード
|
|
262
262
|
|
|
263
|
-
http://www.02.246.ne.jp/~torutk/cxx/file/includeguard.html
|
|
263
|
+
[http://www.02.246.ne.jp/~torutk/cxx/file/includeguard.html](http://www.02.246.ne.jp/~torutk/cxx/file/includeguard.html)
|
1
ヘッダファイルにインクルードガード（多重インクルード防止）の記述を追加しました。
test
CHANGED
|
@@ -6,10 +6,24 @@
|
|
|
6
6
|
|
|
7
7
|
// test.h
|
|
8
8
|
|
|
9
|
+
|
|
10
|
+
|
|
11
|
+
// 多重インクルード防止
|
|
12
|
+
|
|
13
|
+
#ifndef TEST_H
|
|
14
|
+
|
|
15
|
+
#define TEST_H
|
|
16
|
+
|
|
17
|
+
|
|
18
|
+
|
|
19
|
+
// マクロ定義
|
|
20
|
+
|
|
9
21
|
#define N 100
|
|
10
22
|
|
|
11
23
|
|
|
12
24
|
|
|
25
|
+
// 型定義
|
|
26
|
+
|
|
13
27
|
typedef struct data {
|
|
14
28
|
|
|
15
29
|
char student_no[128];
|
|
@@ -28,6 +42,8 @@
|
|
|
28
42
|
|
|
29
43
|
|
|
30
44
|
|
|
45
|
+
// プロトタイプ宣言
|
|
46
|
+
|
|
31
47
|
void swap_Data(Data *x, Data *y);
|
|
32
48
|
|
|
33
49
|
void bubble_sort(Data *df, int n);
|
|
@@ -38,6 +54,8 @@
|
|
|
38
54
|
|
|
39
55
|
|
|
40
56
|
|
|
57
|
+
#endif
|
|
58
|
+
|
|
41
59
|
```
|
|
42
60
|
|
|
43
61
|
|
|
@@ -227,3 +245,19 @@
|
|
|
227
245
|
}
|
|
228
246
|
|
|
229
247
|
```
|
|
248
|
+
|
|
249
|
+
|
|
250
|
+
|
|
251
|
+
＜参考＞
|
|
252
|
+
|
|
253
|
+
■ C言語 ヘッダファイルの書き方
|
|
254
|
+
|
|
255
|
+
https://monozukuri-c.com/langc-headerfile/
|
|
256
|
+
|
|
257
|
+
■ 最小限の分割 - 苦しんで覚えるC言語
|
|
258
|
+
|
|
259
|
+
https://9cguide.appspot.com/20-01.html
|
|
260
|
+
|
|
261
|
+
■ インクルードガード
|
|
262
|
+
|
|
263
|
+
http://www.02.246.ne.jp/~torutk/cxx/file/includeguard.html
|