#include <iostream>

#define MAXWORDLENGTH 30
#define MAXSENTENCE 30
#define MAXDICTION 300

using namespace std;

int getSentence(char sent[MAXSENTENCE][MAXWORDLENGTH]) {
    int length = 0;
    char userWord[MAXWORDLENGTH];
    cout << "Enter a sentence: ";
    
    cin >> userWord;
    while (   strcmp(userWord,".") != 0 ) {
        strcpy(sent[length], userWord);
        length++;
        cin >> userWord;
    }

    return length;

}


void lookup(char key[MAXWORDLENGTH], 
            char dictionKey[MAXDICTION][MAXWORDLENGTH],
            char dictionVal[MAXDICTION][MAXWORDLENGTH],
            int dictionSize,
            char val[MAXWORDLENGTH]) {
    strcpy(val,"???");
    for (int i = 0; i < dictionSize; i++) {
        if ( strcmp(dictionKey[i],key) == 0 ) {
            strcpy(val,dictionVal[i]);
            break;
        }
    }
}

int translate(char sent[MAXSENTENCE][MAXWORDLENGTH], 
               int sentLength,
               char dictionKey[MAXDICTION][MAXWORDLENGTH],
               char dictionVal[MAXDICTION][MAXWORDLENGTH],
               int dictionSize,
               char trans[MAXSENTENCE][MAXWORDLENGTH]) {
    for (int i = 0; i < sentLength; i ++) {
        lookup(sent[i],dictionKey,dictionVal,dictionSize,trans[i]);
    }
    return sentLength;
}

void display(char sent[MAXSENTENCE][MAXWORDLENGTH], 
                     int length) {
     for (int i = 0; i < length; i++) {
         cout << sent[i] << " ";
     }
     cout << endl;
}


int main() {
    char sent[MAXSENTENCE][MAXWORDLENGTH];
    int sentLength;

    char trans[MAXSENTENCE][MAXWORDLENGTH];
    int transLength;

    char dictionKey[MAXDICTION][MAXWORDLENGTH] = {
        "dog", "eaten", "has", "homework", "my"  
    };
    char dictionVal[MAXDICTION][MAXWORDLENGTH] = {
         "Hund", "gefressen", "hat", "Hausaufgaben", "meine"
    };
    int dictionSize = 5;
    
    sentLength = getSentence(sent);
    transLength = translate(sent,sentLength,
                            dictionKey,dictionVal,dictionSize,
                            trans);
    display(trans,transLength);
}