linear search using recursion.

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Sun Jun 30 2024 08:47:07 GMT+0000 (Coordinated Universal Time)

Saved by @vishnu_jha #c++ #dsa #recursion #array #linearsearch

bool linearsearch (int *arr, int size, int key) {
  if (size == 0)
    return false;
  if(arr[0]==key)
    return true;
  else 
    return linearsearch(arr+1, size-1, key);
}

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#c++ #algorithms #interviewquestions #arrays

Kadane’s Algorithm

int maxSubArraySum(int a[], int size) 
{ 
int max_so_far = 0, max_ending_here = 0; 
for (int i = 0; i < size; i++) 
{ 
	max_ending_here = max_ending_here + a[i]; 
	if (max_ending_here < 0) 
		max_ending_here = 0; 

	/* Do not compare for all elements. Compare only 
		when max_ending_here > 0 */
	else if (max_so_far < max_ending_here) 
		max_so_far = max_ending_here; 
} 
return max_so_far; 
}

#java #gfg #geeksforgeeks #lecture #recursion #rope cutting

Rope Cutting Problem

import java.io.*;
import java.util.*;

class GFG 
{
	static int maxCuts(int n, int a, int b, int c)
	{
		if(n == 0) return 0;
		if(n < 0)  return -1;

		int res = Math.max(maxCuts(n-a, a, b, c), 
		          Math.max(maxCuts(n-b, a, b, c), 
		          maxCuts(n-c, a, b, c)));

		if(res == -1)
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		return res + 1; 
	}
  
    public static void main(String [] args) 
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}

**8.11 (Game: nine heads and tails)

#include <iostream>
#include<cmath>
#include<ctime>
#include<string>
#include <iomanip>
#include <fstream>

using namespace std;




void decToBinary(int n)
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        {
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        }
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    // printing binary> array in reverse order 
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            else
                cout << "T" << " ";
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int main()
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    cin >> n;

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Write a program that displays the first 100 emirps

#include <iostream>
#include<cmath>
#include<ctime>
#include<string>
#include <iomanip>
#include <fstream>

using namespace std;


bool primeNumber(int n);
bool Emirp(int n);
int reversal(int n);
int recursive(int a, int b);

int main()
{
	
	int count = 0;
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		{
			count++;
			if (count % 10 == 0)
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			else
				cout << setw(7) << number;
		}
		number++;
	}
		

}
bool primeNumber(int n) {
	
		for (int i = 2; i <= n / 2; i++) {
			
			if (n % i == 0) {

				return false;
			}
		}
		return true;
}

bool Emirp(int n) {
	

	return primeNumber(n) && primeNumber(reversal(n));
	
}

int reversal(int n) {
	
		if (n < 10) {
			
				return n;
			
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}

int recursive(int a, int b) {

	if (b < 1) {

		return a;

	}
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}

Difference Between ios::ate and ios::app

https://stackoverflow.com/questions/10359702/c-filehandling-difference-between-iosapp-and-iosate#:~:text=ios%3A%3Aapp%20%22set%20the,file%20when%20you%20open%20it.&text=The%20ios%3A%3Aate%20option,to%20the%20end%20of%20file.

#include<iostream>
using namespace std;
bool issafe(int** arr,int x,int y,int n){
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     row=x;
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bool nqueen(int** arr,int x,int n){
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int main(){
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#java #gfg #geeksforgeeks #2d #array #matrix #addition #practice

Adding two matrices

class Solution
{
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #sum

Sum of upper and lower triangles

class Solution
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #multiplication

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#java #gfg #geeksforgeeks #2d #array #matrix #practice #determinant

Determinant of a Matrix

class Solution
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #exchangecolumns

Exchange matrix columns

class Solution
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #reversingcolumns

Reversing the columns of a Matrix

class Solution
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #interchangingrows

Interchanging the rows of a Matrix

class Solution
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}

#java #gfg #geeksforgeeks #2d #array #matrix #practice #booleanmatrix

class Solution
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#java #gfg #geeksforgeeks #2d #array #matrix #practice #beautifulmatrix

Make Matrix Beautiful

class Solution 
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            //if jth column is satisfied, incrementing j for next iteration.
            if (sumCol[j] == maxSum)
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}

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