#include <iostream>

using namespace std;

#define SIZE 100

int main(){

  char words[SIZE][SIZE] = {};
  int  word_count[SIZE] = {};
  int word_size = 0;

  char str[SIZE] = "ket asjkvsls lol bruh bruh bruh kek lol";

  int last_word_end = -2;

  for( int i = 0; str[i] != '\0'; i++ ){

    if( str[i + 1] == ' ' || str[i + 1] == '\0' ){


      int word_index = -1;
      for( int j = 0; j < word_size; j++ ){
        bool flag = true;
        for( int k = 0; words[j][k] != '\0'; k++ )
            if( str[last_word_end + 2 + k ] != words[j][k] )
              flag = false;
        if( flag )
          word_index = j;
      }


      if( word_index != -1 ){
        word_count[ word_index ] ++;
      }else{

        for( int j = 0; str[last_word_end+2+j]!=' ' && str[last_word_end+2+j]!='\0'; j++ ){
          words[word_size][j] = str[last_word_end+2+j];
        }
        word_count[word_size] ++;
        word_size++;
      }

      last_word_end = i;
    }

  }

  /* сюда */


  for( int i = 0; i < word_size; i++ ){

    int max = 0;
    int max_index = -1;
    for( int j = i; j < word_size; j++ ){
      if( word_count[ j ] > max ){
        max = word_count[ j ];
        max_index = j;
      }
    }

    int tmp_int = word_count[i];
    word_count[i] = word_count[max_index];
    word_count[max_index] = tmp_int;

    char tmp_str[SIZE] = {};

    char *s1 = tmp_str, *s2 = words[i], *s3 = words[max_index];
    while( *s1++ = *s2++ );
    s2 = words[i];
    while( *s2++ = *s3++ );
    s3 = words[max_index]; s1 = tmp_str;
    while( *s3++ = *s1++ );
    /*
    for( int j = 0; words[i][j] != '\0'; j++ )
      tmp_str[j] = words[i][j];

    for( int j = 0; words[max_index][j] != '\0'; j++ )
      words[i][j] = words[max_index][j];


    for( int j = 0; tmp_str[j] != '\0'; j++ )
      words[max_index][j] = tmp_str[j];*/
  }

  for( int i = 0; i < word_size; i++ ){
    cout << words[i] << ':' << word_count[i] << endl;
  }


  return 0;
}