Sample atomic usage in C++

atomic_sample.cpp

#include <thread>
#include <stdio.h>
#include <atomic>

std::atomic<unsigned int> count (0);

void counter(){
    for (int i=0; i < 100000; ++i){
        count++;
    }
}

int main(){
    std::thread counter1(counter);
    std::thread counter2(counter);
    counter1.join();
    counter2.join();
    printf("Final count is %d\n", count.load());
}

Compile & Run: g++ -Wall -std=c++11 atomic_sample.cpp; ./a.out