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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main(){
  4.     int t,n;
  5.     string s,s2;
  6.     cin>>t;
  7.     for(int i=1;i<=t;i++){
  8.         cout<<"Case "<<i<<":"<<endl;
  9.         s2="";
  10.         cin>>n;
  11.         cin.ignore(); 
  12.         getline(cin, s);
  13.         for(int i=0; i<s.length();i++){
  14.             if(s[i]>='a' && s[i]<='z'){
  15.                 s2 += s[i];
  16.             }
  17.         }
  18.         if (s2.length()==0) {  
  19.             cout << "-1" << endl;
  20.         } else {
  21.             sort(s2.begin(), s2.end());
  22.         }  
  23.         for(int i=0;i<s2.length();i++){
  24.             int count=1;
  25.             if (i != 0 && s2[i] == s2[i-1]){
  26.                 continue;
  27.             }
  28.             for(int j=i+1;j<s2.length();j++){
  29.                 if(s2[i]==s2[j]){
  30.                     count++;
  31.                 }
  32.                 else{
  33.                     break;
  34.                 }
  35.             }
  36.             cout<<s2[i]<<" - "<<count<<endl;
  37.         }
  38.         if(i<t){
  39.             cout<<endl;
  40.         }
  41.     }
  42. return 0;
  43. }
  44.  
Success #stdin #stdout 0s 5288KB
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https://ideone.com/Naqfhb
language:
C++ (gcc 8.3)
created:
287 days ago
visibility:
public

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