Thegreatbahman patch 6

C++/CharacterIsCowl.py

@@ -0,0 +1,26 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+    char c;
+    bool isLowercaseVowel, isUppercaseVowel;
+
+    cout << "Enter an alphabet: ";
+    cin >> c;
+
+    // evaluates to 1 (true) if c is a lowercase vowel
+    isLowercaseVowel = (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u');
+
+    // evaluates to 1 (true) if c is an uppercase vowel
+    isUppercaseVowel = (c == 'A' || c == 'E' || c == 'I' || c == 'O' || c == 'U');
+
+    // show error message if c is not an alphabet
+    if (!isalpha(c))
+      printf("Error! Non-alphabetic character.");
+    else if (isLowercaseVowel || isUppercaseVowel)
+        cout << c << " is a vowel.";
+    else
+        cout << c << " is a consonant.";
+
+    return 0;
+}

C++/findRemainder.cpp

@@ -0,0 +1,21 @@
+#include <iostream>
+using namespace std;
+
+int main()
+{    
+    int divisor, dividend, quotient, remainder;
+
+    cout << "Enter dividend: ";
+    cin >> dividend;
+
+    cout << "Enter divisor: ";
+    cin >> divisor;
+
+    quotient = dividend / divisor;
+    remainder = dividend % divisor;
+
+    cout << "Quotient = " << quotient << endl;
+    cout << "Remainder = " << remainder;
+
+    return 0;
+}

C++/helloworld.cpp

@@ -0,0 +1,8 @@
+// Your First C++ Program
+
+#include <iostream>
+
+int main() {
+    std::cout << "Hello World!";
+    return 0;
+}

C++/simpleCalci.ccp

@@ -0,0 +1,40 @@
+# include <iostream>
+using namespace std;
+
+int main() {
+
+  char op;
+  float num1, num2;
+
+  cout << "Enter operator: +, -, *, /: ";
+  cin >> op;
+
+  cout << "Enter two operands: ";
+  cin >> num1 >> num2;
+
+  switch(op) {
+
+    case '+':
+      cout << num1 << " + " << num2 << " = " << num1 + num2;
+      break;
+
+    case '-':
+      cout << num1 << " - " << num2 << " = " << num1 - num2;
+      break;
+
+    case '*':
+      cout << num1 << " * " << num2 << " = " << num1 * num2;
+      break;
+
+    case '/':
+      cout << num1 << " / " << num2 << " = " << num1 / num2;
+      break;
+
+    default:
+      // If the operator is other than +, -, * or /, error message is shown
+      cout << "Error! operator is not correct";
+      break;
+  }
+
+  return 0;
+}

C++/swap2numbers.cpp

@@ -0,0 +1,19 @@
+#include <iostream>
+using namespace std;
+
+int main()
+{
+    int a = 5, b = 10, temp;
+
+    cout << "Before swapping." << endl;
+    cout << "a = " << a << ", b = " << b << endl;
+
+    temp = a;
+    a = b;
+    b = temp;
+
+    cout << "\nAfter swapping." << endl;
+    cout << "a = " << a << ", b = " << b << endl;
+
+    return 0;
+}

rootsOfQuadratic.cpp

@@ -0,0 +1,35 @@
+#include <iostream>
+#include <cmath>
+using namespace std;
+
+int main() {
+
+    float a, b, c, x1, x2, discriminant, realPart, imaginaryPart;
+    cout << "Enter coefficients a, b and c: ";
+    cin >> a >> b >> c;
+    discriminant = b*b - 4*a*c;
+
+    if (discriminant > 0) {
+        x1 = (-b + sqrt(discriminant)) / (2*a);
+        x2 = (-b - sqrt(discriminant)) / (2*a);
+        cout << "Roots are real and different." << endl;
+        cout << "x1 = " << x1 << endl;
+        cout << "x2 = " << x2 << endl;
+    }
+
+    else if (discriminant == 0) {
+        cout << "Roots are real and same." << endl;
+        x1 = -b/(2*a);
+        cout << "x1 = x2 =" << x1 << endl;
+    }
+
+    else {
+        realPart = -b/(2*a);
+        imaginaryPart =sqrt(-discriminant)/(2*a);
+        cout << "Roots are complex and different."  << endl;
+        cout << "x1 = " << realPart << "+" << imaginaryPart << "i" << endl;
+        cout << "x2 = " << realPart << "-" << imaginaryPart << "i" << endl;
+    }
+
+    return 0;
+}