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All posts in C++ Programming

C++ Program for Centroid Decomposition of Tree

C++ Program for Centroid Decomposition Tree Data Structure Programming Example – This section explains program example of C++ program for centroid decomposition Tree. #include <bits/stdc++.h> using namespace std; #define MAXN 1025 vector<int> tree[MAXN]; vector<int> centroidTree[MAXN]; bool centroidMarked[MAXN]; /* method to add edge between to nodes of the undirected tree */ . . . Read more

C++ program to implement Cartesian Tree sort

C++ program to implement Cartesian Tree sort Data Structure – This section covers Simple Data Structure Programming Example of C++ program to implement Cartesian Tree sort. #include<bits/stdc++.h> using namespace std; struct Node { int data; Node *left, *right; }; typedef pair<int, Node*> iNPair; void pQBasedTraversal(Node* root) { priority_queue <iNPair, vector<iNPair>, . . . Read more

C++ Program File Handling to write and read text in/from file

C++ Program File Handling to write and read text in/from file This is a simple File Handling Program in C++ for Write or Read text programming examples. #include <iostream> #include <fstream> using namespace std; int main() { fstream file; //object of fstream class //opening file “sample.txt” in out(write) mode file.open(“sample.txt”,ios::out); . . . Read more

C++ Program File Handling

C++ Program File Handling to create a file This is the C++ Programming example for File Handling to create a new file. #include <iostream> #include <fstream> using namespace std; int main() { fstream file; //object of fstream class //opening file “sample.txt” in out(write) mode file.open(“sample.txt”,ios::out); if(!file) { cout<<“Error in creating . . . Read more