#include <iostream>
#include "Array2T.h"

using namespace std;

Array2T::Array2T(size_t r, size_t c){
   rows = r;
   cols = c;
   data = new int[rows*cols];
   return ;
}

void Array2T::Copy( int * src) {
   size_t i;
   data = new int[rows*cols];
   for(i=0; i < rows*cols; i++) {
      data[i] = src[i];
   }

   return;
}

Array2T::Array2T(const Array2T & src){
   rows = src.rows;
   cols = src.cols;
   Copy(src.data);
   return; 
}

Array2T::~Array2T(){
    delete [] data;
}


Array2T & Array2T::operator =(const Array2T & src){
   delete [] data;
   rows = src.rows;
   cols = src.cols;
   Copy(src.data);

   return *this;
}

int Array2T::At(size_t r, size_t c) const{

     if (r < rows and c < cols) {
         return data[r*cols + c];
     }
     return 0;
}

void Array2T::Set(size_t r, size_t c, int d){
     if (r < rows and c < cols) {
        data[r*cols + c] = d;
     }
}

size_t Array2T::Rows(void) const{
     return rows;
}

size_t Array2T::Cols(void) const{
     return cols;
}