//Sum of two numbers
function sumOfTwo(num1, num2) {
    return num1 + num2;
}
              
console.log(sumOfTwo(4, 6));

let result = sumOfTwo(5, 15);
console.log(result);
let newNum = 12;
console.log(sumOfTwo(result, newNum));
        

// Add and multiply
function addMultiply(n1, n2, n3, n4) {
    let sum1 = n1 + n2;
    let sum2 = n3 + n4;
    return sum1 * sum2;
}
              
let result2 = addMultiply(2,3,4,5);
console.log(result2);

console.log(addMultiply(1,1,1,1));
        

// Return larger
function largerNum(num1, num2) {
    if (num1 > num2) {
        return num1;
    }
    else {
        return num2;
    }
}

console.log(largerNum(1, 2));              
console.log(largerNum(44,33));  
        

//Sum of elements
function addNums(arr) {
    let sum = 0;
    for (let i = 0; i < arr.length; i++) {
        sum += arr[i];
    }
    return sum;
}
              
let total = addNums([4, 7, 12, 11]);
console.log(total);
total = addNums([4, 5, 6, 7, 8, 9]);
console.log(total);
console.log(total - total);
        

// Squaring a number
function squareNum(num) {
    return num * num;
}

console.log(squareNum(4));
        

// Odd or Even
function oddOrEven(num) {
    if (num % 2 === 0) {
        return num + " is an even number";
    }
    else {
        return num + " is an odd number"
    }
}

console.log(oddOrEven(6));
console.log(oddOrEven(13));
        

// Sum of positive
function sumPositive(arr) {
    let positive = [0];
    for (let i = 0; i < arr.length; i++) {
        if (arr[i] > 0) {
            positive.push(arr[i]);
        }
    }
    return positive.reduce((num1, num2) => num1 + num2);
}

console.log(sumPositive([44, -2, 8, 19, -52, 110]))