表示数字

Jkdi234klowe90a3

Jkdi*234*klowe*90*a*3*

 1 #include <stdio.h>
 2 #include <string.h>
 3 
 4 int main(void)
 5 {
 6     char str[80] = {0};
 7     char pstr[80] = {0};
 8     int i, j, mark = 0;
 9 
10     while(scanf("%s", str) != EOF)
11     {
12         for (i = j = 0; str[i]; i++)
13         {
14             if (!mark && str[i] >= ‘0‘ && str[i] <= ‘9‘)
15             {
16                 pstr[j++] = ‘*‘;
17                 mark = 1;
18             }
19             else if (mark && (str[i] < ‘0‘ || str[i] > ‘9‘))
20             {
21                 pstr[j++] = ‘*‘;
22                 mark = 0;
23             }
24             pstr[j++] = str[i];
25         }
26         if (mark)
27         {
28             pstr[j++] = ‘*‘;
29         }
30         pstr[j] = ‘\0‘;
31         puts(pstr);
32     }
33     return 0;
34 }