Questions

// C code
#include <stdio.h>

int main() {
	float temperatureCelsius = 25.0;
	float temperatureFahrenheit;

	temperatureFahrenheit = (temperatureCelsius * 9/5) + 32;

	printf("Temperature in Fahrenheit: %f\n", temperatureFahrenheit);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	double radius, area;
	const double pi = 3.14159;

	printf("Enter the radius of the circle: ");
	scanf("%lf", &radius);

	area = pi * radius * radius;

	printf("The area of the circle is: %lf\n", area);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	char operator;
	double num1, num2;

	printf("Enter an operator (+, -, *, /): ");

	scanf(" %c", &operator);

	printf("Enter two numbers: ");
	scanf("%lf %lf", &num1, &num2);

	double result;

	switch (operator) {
		case '+':
			result = num1 + num2;
			break;
		case '-':
			result = num1 - num2;
			break;
		case '*':
			result = num1 * num2;
			break;
		case '/':
			if (num2 != 0) {
				result = num1 / num2;
			} else {
				printf("Division by zero is not allowed.\n");
				return 1;  // Exit with an error code
			}
			break;
		default:
			printf("Invalid operator\n");
			return 1;  // Exit with an error code
	}

	printf("Result: %lf\n", result);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	int year;

	printf("Enter a year: ");
	scanf("%d", &year);

	if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)) {
		printf("%d is a leap year.\n", year);
	} else {
		printf("%d is not a leap year.\n", year);\t}

	return 0;
}

// C code
#include <stdio.h>

int main() {
	int num;
	long square = 0;

	printf("Enter a number: ");
	scanf("%d", &num);

	// Calculate the square using addition and subtraction
	for (int i = 0; i < num; i++) {
		square += num;
	}
	square = square - num;

	printf("The square of %d is: %ld
", num, square);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	int num1, num2;

	printf("Enter two integers: ");
	scanf("%d %d", &num1, &num2);

	int bitwise_and = num1 & num2;
	int bitwise_or = num1 | num2;
	int bitwise_xor = num1 ^ num2;

	printf("Bitwise AND: %d\n", bitwise_and);
	printf("Bitwise OR: %d\n", bitwise_or);
	printf("Bitwise XOR: %d\n", bitwise_xor);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	int num;
	printf("Enter a number: ");
	scanf("%d", &num);

	if (num <= 1) {
		printf("%d is not a prime number.\n", num);
		return 0;
	}

	int isPrime = 1;
	for (int i = 2; i * i <= num; i++) {
		if (num % i == 0) {
			isPrime = 0;
			break;
		}
	}

	if (isPrime) {
		printf("%d is a prime number.\n", num);
	} else {
		printf("%d is not a prime number.\n", num);
	}

	return 0;
}

// C code
#include <stdio.h>

int main() {
	double principal, rate, time, simple_interest;

	printf("Enter principal amount: ");
	scanf("%lf", &principal);
	printf("Enter annual interest rate (in percentage): ");
	scanf("%lf", &rate);
	printf("Enter time period (in years): ");
	scanf("%lf", &time);

	rate /= 100; // Convert rate from percentage to decimal

	simple_interest = (principal * rate * time);

	printf("Simple Interest: %lf\n", simple_interest);

	return 0;
}

// C code
#include <stdio.h>

int main() {
	int num;
	printf("Enter an integer: ");
	scanf("%d", &num);

	int left_shift_result = num << 1; // Left shift by 1 bit
	int right_shift_result = num >> 1; // Right shift by 1 bit

	printf("Left Shift Result: %d\n", left_shift_result);
	printf("Right Shift Result: %d\n", right_shift_result);

	return 0;
}