1 #include<stdio.h>
2 #include<stdlib.h>
3 #include<string.h>
4
5 char s1[1001],s2[1001];
6 int cmp (const void *a,const void *b)
7 {
8 if( *(char*)a < *(char *)b )
9 return 1;
10 return -1;
11 }
12
13 int main()
14 {
15 int i,j,k,len;
16
17 while(scanf("%s",s1)!=EOF)
18 {
19 getchar();
20 memset(s2,'0',sizeof(s2[0]));
21 len = strlen(s1);
22 k = 0;
23 for(i=0; i<len; i++)
24 {
25 if(s1[i]=='Z'||s1[i]=='O'||s1[i]=='J'||s1[i]=='7')
26 {
27 s2[k++] = s1[i];
28 }
29 }
30 qsort(s2,k,sizeof(s2[0]),cmp);
31 for(i=0; i<len; i++)
32 {
33 if(s1[i]!='O' &&s1[i]!='Z'&&s1[i]!='J'&&s1[i]!='7')
34 s2[k++] = s1[i];
35 }
36 s2[k]='\0';
37 printf("%s\n",s2);
38 }
39 return 0;
40 }
41
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