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  1. class Solution {
  2. public:
  3. int allunique(string s){
  4. int freq[26]={0};
  5. for(int i=0; i<s.size();i++)
  6. {
  7. freq[s[i]-97]++;
  8. if(freq[s[i]-97]>1)
  9. return 0;
  10. }
  11.  
  12. return s.size();
  13. }
  14.  
  15.  
  16.  
  17. int maxLength(vector<string>& arr) {
  18. int ans=0;
  19.  
  20. int n=arr.size();
  21. long long int total=pow(2,n);
  22. for(int i=0;i<total;++i)
  23. {
  24. string curr="";
  25. for(int j=0;j<n;++j)
  26. {
  27. if(i&(1<<j))
  28. curr+=arr[j];
  29. }
  30.  
  31. ans=max(ans,allunique(curr));
  32. }
  33.  
  34. return ans;
  35. }
  36. };
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:2: error: illegal start of type
public:
      ^
Main.java:4: error: ']' expected
        int freq[26]={0};
                 ^
Main.java:4: error: not a statement
        int freq[26]={0};
                      ^
Main.java:4: error: ';' expected
        int freq[26]={0};
                       ^
Main.java:17: error: <identifier> expected
    int maxLength(vector<string>& arr) {
                                ^
Main.java:21: error: not a statement
        long long int total=pow(2,n);
        ^
Main.java:21: error: ';' expected
        long long int total=pow(2,n);
            ^
Main.java:21: error: not a statement
        long long int total=pow(2,n);
             ^
Main.java:21: error: ';' expected
        long long int total=pow(2,n);
                 ^
9 errors
stdout
Standard output is empty