#include<bits/stdc++.h> using namespace std; int main() { char a[1005],b[1005]; int i,j; while(cin>>a>>b) { int s[26]={0}; for(i=0;i<strlen(a);i++) { for(j=0;j<strlen(b);j++) { if(a[i]==b[j]) { s[a[i]-'a']++; b[j]='0'; break; } } } for(i=0;i<26;i++) { while(s[i]>0) { cout<<(char)(i+'a'); s[i]--; } } cout<<endl; } return 0; } |
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