hdu-3783

#include<cstdio>#include<string>int main(){char str[100];//freopen("d:\\test.txt","r",stdin);while(scanf("%s",str) && str[0]!='E'){int a=0,b=0,c=0,i;for(i=0;i<strlen(str);++i){if(str[i]=='Z')a++;if(str[i]=='O')b++;if(str[i]=='J')c++;}while(a || b || c){if(a>0){printf("Z");a--;}if(b>0){printf("O");b--;}if(c>0){printf("J");c--;}}printf("\n");}return 0;}