#include using namespace std; void swap1(int n1, int n2) { int temp = n1; n1 = n2; n2 = temp; } void swap2(int& n1, int& n2) { int temp = n1; n1 = n2; n2 = temp; } void swap3(int* p1, int* p2) { int temp = *p1; *p1 = *p2; *p2 = temp; } void swap4(int* &p1, int* &p2) { int* temp = p1; p1 = p2; p2 = temp; } int main() { int num1 = 1; int num2 = 2; cout << "Before invoking the swap1 function, num1 is " << num1 << " and num2 is " << num2 << endl; swap1(num1, num2); cout << "After invoking the swap1 function, num1 is " << num1 << " and num2 is " << num2 << endl; cout << "Before invoking the swap2 function, num1 is " << num1 << " and num2 is " << num2 << endl; swap2(num1, num2); cout << "After invoking the swap2 function, num1 is " << num1 << " and num2 is " << num2 << endl; cout << "Before invoking the swap3 function, num1 is " << num1 << " and num2 is " << num2 << endl; swap3(&num1, &num2); cout << "After invoking the swap3 function, num1 is " << num1 << " and num2 is " << num2 << endl; int* p1 = &num1; int* p2 = &num2; cout << "Before invoking the swap4 function, p1 is " << p1 << " and p2 is " << p2 << endl; swap4(p1, p2); cout << "After invoking the swap4 function, p1 is " << p1 << " and p2 is " << p2 << endl; return 0; }

universal windows platform is an open source api created by microsoft and first introduced in windows 10. the purpose of this platform is to develop universal apps that run on windows 10, windows 10 mobile, xbox one and hololens without the need to be re-written for each. it supports windows app development using c++, c#, vb.net, and xaml. the api is implemented in c++, and supported in c++, vb.net, c#, f# and javascript. designed as an extension to the windows runtime platform first introduced in windows server 2012 and windows 8, uwp allows developers to create apps that will potentially run on multiple types of devices.

a  social news website  is an  internet  website  that features  user-posted stories. such stories are ranked based on popularity, as voted on by other users of the site or by website administrators. users typically comment online on the news posts and these comments may also be ranked in popularity. since their emergence with the birth of  web 2.0, social news sites have been used to link many types of information, including news, humor, support, and discussion. all such websites allow the users to submit content and each site differs in how the content is moderated. on the  slashdot  and  fark  websites,  administrators  decide which articles are selected for the front page. on  reddit  and  digg, the articles that get the most votes from the community of users will make it to the front page. many social news websites also feature an online comment system, where users discuss the issues raised in an article. some of these sites have also applied their voting system to the comments, so that the most popular comments are displayed first. some social news websites also have a  social networking  function, in that users can set up a user profile and follow other users' online activity on the website.

a  social news website  is an  internet  website  that features  user-posted stories. such stories are ranked based on popularity, as voted on by other users of the site or by website administrators. users typically comment online on the news posts and these comments may also be ranked in popularity. since their emergence with the birth of  web 2.0, social news sites have been used to link many types of information, including news, humor, support, and discussion. all such websites allow the users to submit content and each site differs in how the content is moderated. on the  slashdot  and  fark  websites,  administrators  decide which articles are selected for the front page. on  reddit  and  digg, the articles that get the most votes from the community of users will make it to the front page. many social news websites also feature an online comment system, where users discuss the issues raised in an article. some of these sites have also applied their voting system to the comments, so that the most popular comments are displayed first. some social news websites also have a  social networking  function, in that users can set up a user profile and follow other users' online activity on the website.