回答編集履歴

変更

2017/11/13 02:05

投稿

スコア4070

answer CHANGED Viewed

@@ -12,12 +12,12 @@
 #include<stdio.h>
 #include <ctype.h>
 int main(){
-  char x;
+  char a;
-  char *a;
+  char *p;
-  a=&x;
+  p=&a;
   printf("input a small character =");
-  scanf("%c", a);
+  scanf("%c", p);
-  char b = toupper(x);
+  char b = toupper(a);
   printf("capital is =%c\n", b);
   return 0;
 }

修正

2017/11/13 02:05

投稿

スコア4070

answer CHANGED Viewed

@@ -12,10 +12,12 @@
 #include<stdio.h>
 #include <ctype.h>
 int main(){
+  char x;
   char *a;
+  a=&x;
   printf("input a small character =");
   scanf("%c", a);
-  char b = toupper(*a);
+  char b = toupper(x);
   printf("capital is =%c\n", b);
   return 0;
 }

追加

2017/11/13 02:04

投稿

スコア4070

answer CHANGED Viewed

@@ -5,4 +5,18 @@
  scanf("%c", &a);       //変数aに文字変換した入力データを格納
 ```
-とされるのがよろしいかと
+とされるのがよろしいかと
+または
+```c
+#include<stdio.h>
+#include <ctype.h>
+int main(){
+  char *a;
+  printf("input a small character =");
+  scanf("%c", a);
+  char b = toupper(*a);
+  printf("capital is =%c\n", b);
+  return 0;
+}
+```