#include<stdio.h>
#include<string.h>
int main(){
int t;
while(t--){
char a[1002],b[1002];
int i=0,j=0,la,lb,lla,llb,aa[28]={0},bb[28]={0};
while(la){
aa[a[--la]-'a']++;
}
while(lb){
bb[b[--lb]-'a']++;
}
for(i=0;i<28;i++){
if(aa[i]==bb[i]&&(aa[i]!=0))
j++;
}
if(j==0||(j==lla&&lla==llb))
else
}
return 0;
}
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