C++ OLIMP masina (WIP)

#include <fstream>
#include <iostream>
#include <string.h>
#include <string>

using namespace std;

int main()
{
    int n, v = 0;
    char a[256];
    int Lst[50][50];
    char word[20][256];
    int i = 0;
    bool ne = false;
    string temp;
    ifstream fd("masina.in");
    ofstream fr("masina.out");
    fd >> n;
    fd.ignore(256,'\n');
    while(!fd.eof()) {
        i++;
        fd.getline(a,256);
        temp = a;
        strcpy(word[i],a);
        cout << word[i] << endl;

        //temp = word[i];
        //cout << temp.size();
    }
    for (int j = 1; j <= n ; j++){
        for(int k = 1; k <= n; k++) {
    Lst[j][k] = 0;
        }}

    for (int j = 1; j <= n; j++) {
        temp = word[j];
        //cout << temp.size();

        for (int k = j+1; k <= n; k ++){
            for (int l = 0; l <= temp.size(); l++) {

                if (word[j][l] == word[k][l] && k != j) {
                    //cout << word[j][l]  << " " << word[j] << " " << word[k][l] << " " << word[k] << endl;
                    Lst[j][k] ++;
                    cout << Lst[j][k]<< " " << j << " " << k << endl;
                    }
                else {cout << Lst[j][k]<< " " << j << " " << k << endl;
                break;
                }
                }
        }
    }

return 0;
}