Geekweek

POORNIMA

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+### 
+I am Poornima Raghuwanshi
+Student of VIT Bhopal from CSE Core 2nd year student

poornima835/HackerRank1

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+##REVERSE AN ARRAY
+
+#include <bits/stdc++.h>
+
+
+using namespace std;
+int main()
+{
+ int numElements;
+    cin >> numElements;
+    int arr[numElements];
+    for (int i = 0; i < numElements; i++){
+        cin >> arr[i];
+    }
+
+    for (int i = numElements - 1; i >= 0; i--){
+
+
+        cout << arr[i] << " ";
+    }
+    return 0;
+}

poornima835/HackerRank2

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+##Dynamic Array
+
+import java.io.*;
+import java.math.*;
+import java.security.*;
+import java.text.*;
+import java.util.*;
+import java.util.concurrent.*;
+import java.util.regex.*;
+
+public static void main(String[] args) {
+
+Scanner sc = new Scanner(System.in);
+
+    int n = sc.nextInt();
+    int q = sc.nextInt();
+    int inc=0,inb=0;
+    int last = 0,x;
+    int  a[][] = new int[q][3];
+    int  b[] = new int[100000];
+   int  c[] = new int[100000];
+
+    for(int i = 0; i<q ; i++)
+    {
+        for(int j=0;j<3;j++)
+        a[i][j] = sc.nextInt();
+
+        x = ((a[i][1]^last)%n);              //sequence s1 or s0
+        if(a[i][0] == 1)                    // query 1 or 0
+        {
+            if(x == 0)                         
+            b[inb++] = a[i][2];
+            else
+            c[inc++] = a[i][2];
+        }
+        else{
+
+                if(x == 0)
+                last = b[a[i][2]%(inb)];
+                else
+                last = c[a[i][2]%(inc)];
+
+                System.out.println(last);
+
+
+        }
+
+
+    }
+
+
+}
+}

poornima835/HackerRank3

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+##2D ARRAY
+
+import java.io.*;
+import java.math.*;
+import java.security.*;
+import java.text.*;
+import java.util.*;
+import java.util.concurrent.*;
+import java.util.regex.*;
+
+public class Solution {
+
+private static final Scanner scanner = new Scanner(System.in);
+
+public static void main(String[] args) {
+    int[][] arr = new int[6][6];
+
+    for (int i = 0; i < 6; i++) {
+        String[] arrRowItems = scanner.nextLine().split(" ");
+        scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
+
+        for (int j = 0; j < 6; j++) {
+            int arrItem = Integer.parseInt(arrRowItems[j]);
+            arr[i][j] = arrItem;
+        }
+    }
+
+    int max_sum = 0;
+    int temp_sum;
+    for(int i = 0; i < 4; i++) {
+     for(int j = 0; j < 4; j++) {
+        temp_sum = 0;
+        // top row
+        temp_sum += arr[i][j];
+        temp_sum += arr[i][j+1];
+        temp_sum += arr[i][j+2];
+        //middle 
+        temp_sum += arr[i+1][j+1];
+        //bottom row
+        temp_sum += arr[i+2][j];
+        temp_sum += arr[i+2][j+1];
+        temp_sum += arr[i+2][j+2];
+
+        //if first hourglass, set as max
+        if(temp_sum > max_sum || i == 0 && j == 0)
+            max_sum = temp_sum;
+       }
+    }
+    System.out.println(max_sum);
+    scanner.close();
+  }
+}

poornima835/ReadMe.md

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+##About me
+Name: POORNIMA RAGHUWANSHI
+Registration number: 19BCE10444
+I'm CSE Core 2nd year student. I am a learner. I like new technologies and want to learn more

poornima835/SnoopDog

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+###MUSICAL APPLICATION USING C++
+
+
+
+#include<bits/stdc++.h>
+#include <windows.h>
+using namespace std;
+
+int main()
+
+{
+
+unordered_map<string, int> notes = {
+    {"a", 440},
+    {"a#", 466},
+    {"b", 493},
+    {"c", 523},
+    {"c#", 554},
+    {"d", 587},
+    {"d#", 622},
+    {"e", 659},
+    {"f", 698},
+    {"f#", 739},
+    {"g", 783},
+    {"g#", 830},
+    {"a5", 880},
+};
+string note;
+long long int duration;
+
+vector<pair<string, int>> octave = {
+
+    {"a", 400},
+    {"b", 400},
+    {"c", 400},
+    {"d", 400},
+    {"e", 400},
+    {"f", 400},
+    {"g", 400},
+    {"a5", 400},
+};
+
+vector<pair<string, int>> SnoopDogg =
+{
+
+    {"d#", 600},
+    {"a5", 600},
+    {"a5", 300},
+    {"g#", 300},
+    {"a5", 600},
+    {"g#", 300},
+    {"f#", 300},
+    {"g#", 600},
+    {"g#", 300},
+    {"f#", 300},
+    {"d#", 300},
+    {"f#", 300},
+};
+
+
+ while (true)
+ {
+cout<<"Input note: ";
+ cin >> note;
+ if(note == "x")
+    break;
+Beep(notes[note], 750);
+
+
+ }
+for(int k=0; k<2; k++){
+for(auto i: SnoopDogg)
+{
+    Beep(notes[i.first], i.second);
+}}
+return 0;
+
+}