#include <iostream>
#include <string>

using namespace std;

int main() {
    string phrase;
    size_t pos{0};
    int i;

    cout << "Please enter a phrase" << endl;
    getline(cin, phrase);


    i = 0;
    while(i  < phrase.size() ) {
         phrase[i] = tolower(phrase[i]);
         i++;
    }

    cout << "The phrase is " << phrase << endl;

    /*
     The pattern is
     Get the first data
     if it is valid
        process the data
        get the next data.
     * */

    pos = phrase.find("high");
    while (pos < string::npos) {
       cout << "high was found at position " << pos << endl;
       pos = phrase.find("high",pos+1);
    }

 /*  bad code 
  *  012345678 
  *  this is high
 */
 /*
    while (pos < string::npos) {
       pos = phrase.find("high",pos+1);
       cout << "high was found at position " << pos << endl;
    }
*/
/*
    if(pos < string::npos) {
       cout << "high was found at position " << pos << endl;
    } else {
       cout << "high was  not in the phrase" << endl;
    }
*/

    return 0;
}