#include <stdio.h>
#include <malloc.h>
#include <string.h>

struct student{
  int number;//学生番号
  char name[10];//苗字
  struct student  *next;
};

int main(){
  int in_number;
  char in_name[10];
  struct student  *pointer_root;
  pointer_root = (struct student *)malloc( sizeof(struct student) );

  printf("今からデータを自動的に登録して、リスト構造を作成します。\n");

  struct student  *pointer_student;
  pointer_student = pointer_root;

  printf(" %d 番目の学生の学籍番号と氏名を登録します。\n", 1);
  pointer_student->number = 175;
  strcpy(pointer_student->name, "tanaka");

  printf(" %d 番目の学生の学籍番号と氏名を登録します。\n", 2);
  pointer_student->next = (struct student *)malloc( sizeof(struct student) );
  pointer_student = pointer_student->next;
  pointer_student->number = 176;
  strcpy(pointer_student->name, "yamada");

  printf(" %d 番目の学生の学籍番号と氏名を登録します。\n", 3);
  pointer_student->next = (struct student *)malloc( sizeof(struct student) );
  pointer_student = pointer_student->next;
  pointer_student->number = 177;
  strcpy(pointer_student->name, "nakamura");

  printf(" %d 番目の学生の学籍番号と氏名を登録します。\n", 4);
  pointer_student->next = (struct student *)malloc( sizeof(struct student) );
  pointer_student = pointer_student->next;
  pointer_student->number = 178;
  strcpy(pointer_student->name, "aoki");

  printf(" %d 番目の学生の学籍番号と氏名を登録します。\n", 5);
  pointer_student->next = (struct student *)malloc( sizeof(struct student) );
  pointer_student = pointer_student->next;
  pointer_student->number = 179;
  strcpy(pointer_student->name, "katoh");

  pointer_student->next = NULL;

  printf("\n");
  printf("名簿に登録された学生のリストを表示します。\n");
  pointer_student = pointer_root;

  while(1){
	printf( "%d  %s \n", pointer_student->number , pointer_student->name );
    pointer_student = pointer_student->next;
	if( pointer_student == NULL ){ break; }
  }

  printf("\n");
  printf("リスト構造の最初に 新しい学生を追加します。\n");
  printf("追加する学生番号と氏名を入力してください。");
  scanf("%d %s", &in_number , in_name);

  pointer_student = pointer_root;
  while(1){
	  if(pointer_student->next == NULL ){break;}
	  pointer_student = pointer_student->next;
  }

  pointer_student->next = (struct student *)malloc( sizeof(struct student) );
  pointer_student = pointer_student->next;
  pointer_student->number = in_number;
  strcpy(pointer_student->name, in_name);

  pointer_student->next = NULL;

  printf("\n");
  printf("学生が追加登録されたので、名簿に登録された学生のリストを表示します。\n");
  pointer_student = pointer_root;

  while(1){
	printf( "%d  %s \n", pointer_student->number , pointer_student->name );
    pointer_student = pointer_student->next;
	if( pointer_student == NULL ){ break; }
　}
  return 0;
}

In function 'main':
Line 88: error: stray '\343' in program
Line 88: error: stray '\200' in program
Line 88: error: stray '\200' in program