Determining Even/Odd Numbers

.vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": []
+}

.vscode/tasks.json

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+{
+    "tasks": [
+        {
+            "type": "cppbuild",
+            "label": "C/C++: cl.exe build active file",
+            "command": "cl.exe",
+            "args": [
+                "/Zi",
+                "/EHsc",
+                "/nologo",
+                "/Fe${fileDirname}\\${fileBasenameNoExtension}.exe",
+                "${file}"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$msCompile"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Task generated by Debugger."
+        }
+    ],
+    "version": "2.0.0"
+}

PS-Sprint-1/1_even_odd_numbers.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+  int n;
+
+  cout << "Enter an integer: ";
+  cin >> n;
+
+  if ( n % 2 == 0)
+    cout << n << " is even.";
+  else
+    cout << n << " is odd.";
+
+  return 0;
+}

PS-Sprint-1/2_checking_for_prime_numbers.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+
+  int i, n;
+  bool is_prime = true;
+
+  cout << "Enter a positive integer: ";
+  cin >> n;
+
+  // 0 and 1 are not prime numbers
+  if (n == 0 || n == 1) {
+    is_prime = false;
+  }
+
+  // loop to check if n is prime
+  for (i = 2; i <= n/2; ++i) {
+    if (n % i == 0) {
+      is_prime = false;
+      break;
+    }
+  }
+
+  if (is_prime)
+    cout << n << " is a prime number";
+  else
+    cout << n << " is not a prime number";
+
+  return 0;
+}

PS-Sprint-1/3_validating_leap_years.cpp

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+#include <bits/stdc++.h>
+using namespace std;
+
+int main()
+{
+    int year;
+
+    cout<<"Enter a year \n";
+    cin>>year;
+
+    if(year % 400 == 0)
+        cout << year << " is a Leap Year";
+
+    else if(year % 4 == 0  && year % 100 != 0)
+        cout << year << " is a Leap Year";
+
+    else
+        cout << year << " is not a Leap Year";
+
+    return 0;
+}

PS-Sprint-1/4_calculating_armstrong_numbers.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+    int num, originalNum, remainder, result = 0;
+    cout << "Enter a three-digit integer: ";
+    cin >> num;
+    originalNum = num;
+
+    while (originalNum != 0) {
+        // remainder contains the last digit
+        remainder = originalNum % 10;
+
+        result += remainder * remainder * remainder;
+
+        // removing last digit from the original number
+        originalNum /= 10;
+    }
+
+    if (result == num)
+        cout << num << " is an Armstrong number.";
+    else
+        cout << num << " is not an Armstrong number.";
+
+    return 0;
+}

PS-Sprint-1/5_fibonacci_series.cpp

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+#include <iostream>
+using namespace std;
+
+int main() {
+    int t1 = 0, t2 = 1, nextTerm = 0, n;
+
+    cout << "Enter a positive number: ";
+    cin >> n;
+
+    // displays the first two terms which is always 0 and 1
+    cout << "Fibonacci Series: " << t1 << ", " << t2 << ", ";
+
+    nextTerm = t1 + t2;
+
+    while(nextTerm <= n) {
+        cout << nextTerm << ", ";
+        t1 = t2;
+        t2 = nextTerm;
+        nextTerm = t1 + t2;
+    }
+    return 0;
+}