字符统计(改1)

#include<stdio.h>
#include<ctype.h>
#include<stdlib.h>
#include<string.h>
int character=0;//字符数
int word=0;//单词数
int space=0;//空格数
char words[1000];//单词存储
int wordnum=0;//单词存储的数组位置
int Word(char *f);
int show();//显示单词
int main()
{
int choice;//选择的输入
FILE *fp;//文件指针
char c; //文件字符读取存储
char filename[20] ;
char place[10];
char Openname[40];
printf("请输入文件所在位置：");
gets(place);
printf("请输入文件名：");
gets(filename);
strcat(filename, ".txt");
strcpy(Openname,place);
strcat(Openname,"\\");
strcat(Openname,filename);
fp = fopen(Openname, "r");
if (fp == NULL)
{
printf("文件打开失败");
return 0;
}
while (feof(fp) != 1)
{
c = fgetc(fp);
if (isalnum(c) != 0 || c == '_' || c == '.')
{
Word(fp);
words[wordnum] = c;
wordnum++;
}
else if (c == ' ')
{
space++;
}
else
{
character++;
}
}
printf("文件中字符，单词统计如下：\n");
printf("单词数：%d,符号数：%d,空格数：%d\n", word, character, space);
fclose(fp);
printf("查看单词请按1，否则请按任意键");
scanf_s("%d", &choice);
if (choice == 1)
{
show();
}
else
return 1;
}
int Word(char *f)
{
char c;
while (feof(f) != 1)
{
c = fgetc(f);
if (isalnum(c) != 0 || c == '_' || c == '.')
{
character++;
words[wordnum] = c;
wordnum++;
}
else if(c==' ')
{
space++;
word++;
words[wordnum] = ' ';
wordnum++;
return 1;
}
else
{
word++;
words[wordnum] = ' ';
wordnum++;
return 1;
}
}
}
int show()
{
int a;
for (int i = 0; i < wordnum+1; i++)
{
printf("%c", words[i]);
}
printf("谢谢使用");

}