simClass.h

#include <bits/stdc++.h>

using namespace std;

class Page{
  public:
  
    int processId;
    int pageNumber;

    long long addedTime;
    long long lastAccessedTime;

    Page(){
      addedTime = -1;
      lastAccessedTime = -1;
    }
};

class PageTableEntry{
  public:

    int frame;
    int valid;
    int pageNumber;

    PageTableEntry(){
      valid = 0;
      frame = -1;
    }
};

class Process {
  public:
	  int processId;
	  int totalMemory;
    vector<Page>pages;
    vector<PageTableEntry>pageTable;
};

class MemoryEntry{
  public:

    int occupied;
    int processId;
    int pageNumber;
    int usedBit;
    
    MemoryEntry(){
      occupied = 0;
      processId = -1;
      pageNumber = -1;
      usedBit = 0;
    }
};

class ProcessTraceEntry {
  public:
    int processId;
    int memoryLocation;
};