Оптимизация кода

#include <iostream>
#include <conio.h>
#include <vector>
#include <string> 
using namespace std;
 
//---------------------------------------------------------------------------
int main()
{
    int q, f,dlina, yyy, i,j, found, neededj, hordim, verdim; 
    char  answer[10]; 
 cout << "what's the horizontal dimension of Turing mashine's table?\n";
       cin >> hordim;
 cout << "Okay, and what's about vertical dimension?\n";
       cin >> verdim;
       
std::vector<std::vector<std::string> > prost(hordim,std::vector<std::string>(verdim)); 
std::vector<std::vector<std::string> > array(hordim,std::vector<std::string>(verdim));
std::vector<std::vector<std::string> > kursor(hordim,std::vector<std::string>(verdim));
std::vector<std::vector<std::string> > mil(hordim,std::vector<std::string>(verdim));                  
 cout << "Enter the string needed to transform\n";
 
       cin >> prost[0][2];
 
prost[0][0]="                                                  ";
prost[0][1]="                                                  ";  
 
prost[0][0]+=prost[0][2];
prost[0][0]+=prost[0][1];
                  
 cout << "Please enter the content to each cell. \n";
 cout << "Do you need an examle how to do this?\n";
      cin >> answer;
 
if (strcmp("Y",answer)==0||strcmp( "y",answer)==0|| strcmp( "yes",answer)==0 || strcmp("YES",answer)==0||strcmp("Yes",answer)==0)
{
 cout << "Attention!\n";
 cout << "First string of array must to contain all the symbols used in entered string. Please, mark Lambda as '~' \n";
 cout << "The cells of main table have to contain the bunch of 3 positions:\n";
 cout << "The symbol for which it changes as first position;\n";
 cout << "The number of next condition as second position;\n";
 cout << "The character of motion direction  as last position;\n";
 cout << "EXAMLE:\n";
 cout << "S: || 0 | M | Q | $ | 3 |\n";
 cout << "----------------------------" << endl;
 cout << "S0: |2QL 3Mr 2$R 33L 10l|\n";
 cout << "----------------------------" << endl;
 cout << "S1: |1QL 1Mr 2$R 33L 30l|\n";
 cout << "----------------------------" << endl;
 cout << "S2: |0QL 3Mr 2$R 03L 2Kl|\n";
 cout << "----------------------------" << endl;
 cout << "S3: |0QL 0Mr 1$R 33L 0Kl|\n";
 cout << endl << "----------------------------" << endl;
 }
 
for (i = 0; i < hordim; i++)
    {
        for (j = 0; j < verdim; j++)
        {
            cin >> array[i][j]; if (array[i][j]=="~"){array[i][j]=" ";}
        }
    }
         
for (j = 0; j < verdim; j++)
    {
    if (array[0][j].length()!=1)
    {cout<<"YOU VIOLATE ENTER CONDITIONS IN ["<<i<<"] ["<<j<<"] ARRAY'S ELEMENT!\n";}
    }    
 
for (j = 0; j < verdim; j++)
    {
    found=array[0][j].find(prost[0][0][50]);
    if (found==0) 
    {neededj=j;}
    }  
 
q=50; 
i=0; 
j=0; 
 
kursor[i][j]="";
kursor[i][j]=array[1][neededj];
 
mil[0][0]="Ll";
mil[1][1]="Rr"; 
mil[2][2] ="---"; 
 
if(kursor[i][j]!=mil[2][2])
{
    prost[0][0][q]=kursor[i][j][0];
    cout<<"    S"<<i<<":"<<prost[0][0]<<"\n";
 
    if(kursor[i][j][2]==mil[0][0][1]||(kursor[i][j][2]==mil[0][0][0])) 
    {q--;}
 
    if(kursor[i][j][2]==mil[1][1][1]||(kursor[i][j][2]==mil[1][1][0]))
    {q++;}
 
    i=kursor[i][j][1];
    if (i==48) {i=0;}; if (i==49) {i=1;}; if (i==50) {i=2;}; if (i==51) {i=3;}; if (i==52) {i=4;};
    if (i==53) {i=6;}; if (i==54) {i=7;}; if (i==55) {i=8;}; if (i==56) {i=9;};
 
      for (yyy = 0; yyy < verdim; yyy++)
           {
            found=array[0][yyy].find(prost[0][0][q]);
            if (found==0) {j=yyy;}
            } 
      }   
 
for (f=0; f<hordim*verdim; f++){
if (array[i][j]!=mil[2][2])
   { 
   cout<<" -> S"<<i<<":"<<prost[0][0]<<"\n";  
    prost[0][0][q]=array[i][j][0];
 
    if (array[i][j][2]==mil[0][0][1]||(array[i][j][1]==mil[0][0][2])) 
    {q--;}
    if (array[i][j][2]==mil[1][1][1]||(array[i][j][1]==mil[1][1][2]))
    {q++;}
 
    i=array[i][j][1];
    if (i==48) {i=0;}; if (i==49) {i=1;}; if (i==50) {i=2;}; if (i==51) {i=3;}; if (i==52) {i=4;};
    if (i==53) {i=6;}; if (i==54) {i=7;}; if (i==55) {i=8;}; if (i==56) {i=9;};
 
      for (yyy = 0; yyy < verdim; yyy++)
           {
            found=array[0][yyy].find(prost[0][0][q]);
            if (found==0) {j=yyy;}
            } 
      } else goto metka; }
      
metka:
    cout<<"    S"<<i<<":"<<prost[0][0]<<"\n";
    
//---------------------------------------------------------------------------
getch();
return 0;
}
//--------------------------------------------------------------------------