#include <iostream>
using namespace std;
 
struct Person
  {
   Person(bool) {}
  };
 
int main(int argc, char *argv[])
  {
   size_t X=atoi("7");
   size_t Y=atoi("5");
 
   Person ***population = new Person **[Y];
   for(size_t y=0;y<Y;++y) population[y]=new Person*[X];
   for(size_t y=0;y<Y;++y) for(size_t x=0;x<X;++x) population[y][x]=new Person(true);
 
 
   for(size_t y=0;y<Y;++y) for(size_t x=0;x<X;++x) delete population[y][x];
   for(size_t y=0;y<Y;++y) delete[] population[y];
   delete[] population; 
   return 0;
  }

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