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Implement The Use if Arrays and Characters in Java Assignment Solution

July 15, 2024
Aaron O'Donnell
Aaron O'Donnell
🇬🇧 United Kingdom
Java
Aaron O'Donnell, with a Ph.D. from the University of Bristol, United Kingdom, brings 18 years of experience as an Eclipse assignment expert.
Key Topics
  • Instructions
  • Requirements and Specifications
Tip of the day
Understand the difference between var, let, and const, and use let or const to avoid scope-related bugs. Always test your code in the browser console or a modern IDE for faster debugging.
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FastAPI's 2025 Update: The popular Python web framework FastAPI has introduced new features, including improved support for WebSockets and real-time data, as well as enhanced developer tools for debugging and monitoring, making it even more efficient for building APIs.

Instructions

Objective

Write a JAVA assignment program to implement arrays to solve problems.

Requirements and Specifications

Program to implement arrays in java

Source Code

#include using namespace std; bool check(int v) { return (-20 <= v) && (v <= 50); } void read15Ints(int* arr, int n) { int counter = 0; int val; while(counter < n) { cin >> val; if (check(val)) { arr[counter] = val; counter++; } else { cout << "Input value is out of bounds" << endl; } } } void showAllBySign(int* arr, int n, bool negative) { cout << (negative ? "Negatives:" : "Non-negatives:"); for (int i = 0; i if (arr[i] < 0 && negative || arr[i] >= 0 && !negative) { cout << " " << arr[i]; } } cout << endl; } void showPositiveSum(int* arr, int n) { cout << "Positive sum:"; int sum = 0; for (int i = 0; i if (arr[i] > 0) { sum += arr[i]; } } cout << sum << endl; } void showArray(int* arr, int n) { cout << "Array:"; for (int i = 0; i cout << " " << arr[i]; } cout << endl; } int main() { int arr[15], n = 15; bool isOver = false; read15Ints(arr, n); while (!isOver) { int choice = 0; cout << "Menu:" << endl; cout << "1. Show all negatives" << endl; cout << "2. Show all non-negatives" << endl; cout << "3. Show positive sum" << endl; cout << "4. Show original array" << endl; cout << "5. Exit" << endl; cout << "Your choice: "; cin >> choice; switch(choice) { case 1: showAllBySign(arr, n, true); break; case 2: showAllBySign(arr, n, false); break; case 3: showPositiveSum(arr, n); break; case 4: showArray(arr, n); break; case 5: isOver = true; break; default: cout << "Invalid input" << endl; break; } cout << endl; } cout << "Good Bye" << endl; }

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