#include<fstream>
#include<string.h>
#include<stdio.h>
#include<stdlib.h>

using namespace std;

int main(){
string str = "ionel";
    char checkCharacter[]={'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','\0'};

    int count = 0;
for(int i=0; i < 27; i++){
    count = 0;
    for (int j = 0; j < str.size(); j++)
    {
        if (str[j] ==  checkCharacter[i])
        {
            ++ count;
        }
    }
    if(count != 0)
    {
        cout << "Number of " << checkCharacter[i] << " = " << count<<endl;
    }
}
    return 0;
}