C / C++ / MFC

#include <boost/archive/binary_oarchive.hpp> 

#include <boost/archive/binary_iarchive.hpp> 

#include <boost/serialization/string.hpp> 

#include <iostream> 

#include <string> 

#include <fstream>

#include <vector>

using namespace std;

#define COUNT 26


class person;

vector<person> v;

class person

{

public:

string _name;

int _age;

person (string name="Liviu", int age=40):_name(name),_age(age){};

friend class boost::serialization::access;


template <typename Archive> 

void serialize(Archive & ar, const unsigned int version)

{

ar & _name;

ar & _age;

}

};


void save() 

{ 

ofstream file("archiv.cst"); 

boost::archive::binary_oarchive oa(file); 


for (int i=1; i<=COUNT; i++)

{

oa<<person("John",i);

}

file.close();

}; 

void load() 

{ 

ifstream file("archiv.cst"); 

boost::archive::binary_iarchive ia(file); 


for (int i=1; i<=COUNT; i++)

{

person p;

ia>>p;

v.push_back(p);


// cout << p._name<<" " <<p._age<<endl; 

}

file.close();

};


int main() 

{ 

int i;

cin>>i;

while (i!=2)

{

if (i==0) save();

if (i==1) load();

cin>>i;

}

} 

timespec time1, time2, temp_time;

   clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &time1);
    long cpu_sum = 0;


    for (i = 0; i < nelements; i++) {

     cpu_sum += array[i];

    }
   clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &time2);
   int borrow = 0;
   long n = time2.tv_nsec - time1.tv_nsec;
    if (n < 0) { /* nsec underflow; borrow 1 from seconds */
       n += 1000000000L;
       borrow = 1;
   }
   temp_time.tv_nsec = n;
   temp_time.tv_sec = time2.tv_sec - time1.tv_sec - borrow;
   printf(calculated sum: %d using CPU in %lld.%.9ld seconds \n",taskid, cpu_sum, (long long)temp_time.tv_sec, (long)temp_time.tv_nsec);