Daffodil International University
Problem Link
//Please follow from main function
#include<stdio.h>
#include<string.h>
int main()
{
long long int i, n, k, l, j, sum, count, len;
char ch[50];
scanf("%lld", &n);
for(k=1; k<=n; k++){
count=1, sum=1;
scanf("%s", ch);
len=strlen(ch);
for(l=len; l>=1; l--){
sum*=l;
}
for(i=0; i<len; i++){
for(j=i+1; j<len; j++){
if(ch[i]==ch[j]){
count++;
}
}
}
printf("Data set %lld: %d\n",k, sum/count);
}
return 0;
}
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