#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,m=2,llb,aa[29]={0},bb[29]={0};
while(la){// checking frequency of each alphabet for array a
aa[a[--la]-'a']++;
}
m
=strcmp(a
,b
);// compare if both arrays are same while(lb){// frequency in array b
bb[b[--lb]-'a']++;
}
for(i=0;i<29;i++){//increasing j if array a and b have same non-zero frequency
if((aa[i]==bb[i])&&(aa[i]!=0)&&(bb[i]!=0))
j++;
}
if((j==0)||(j==lla&&lla==llb)||(!m))
else
}
return 0;
}
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