PFB1/chapter6_code_to_copy.txt at master · TimLavers/PFB1 · GitHub

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P45
package pfb.basics

fun main(args: Array<String>) {
    var sum = 0
    for (i in 1..10) {
        sum = sum + i
    }
    print(sum)
}


P47
package pfb.basics

fun main(args: Array<String>) {
    var current = 1
    var previous = 1
    for (i in 1..10) {
        //Print previous
        //Calculate the next one
        //Re-assign previous to current
        //Re-assign current to next
    }
}


P48
package pfb.basics

fun main(args: Array<String>) {
    for (i in 1..10) {
        val square = i * i
        val cube = i * square
        println("$i, $square, $cube")
    }
}

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P49
package pfb.basics

fun main(args: Array<String>) {
    var sum = 0
    for (i in 1..100) {
        sum = sum + i
    }
    print(sum)
}


package pfb.basics

fun main(args: Array<String>) {
    var sum = 0
    for (i in 11..20) {
        sum = sum + i
    }
    print(sum)
}

P50
package pfb.basics

fun main(args: Array<String>) {
    var sum = 0
    for (i in 1..10) {
        sum = sum + i * i
    }
    print(sum)
}


package pfb.basics

fun main(args: Array<String>) {
    var sum = 0
    for (i in 1..10) {
        if (i % 2 == 0) {
            sum = sum + i
        }
    }
    print(sum)
}


package pfb.basics

fun main(args: Array<String>) {
    var factorial = 1
    for (i in 1..5) {
        factorial = factorial * i
    }
    print(factorial)
}


P51
package pfb.basics

fun main(args: Array<String>) {
    var current = 1
    var previous = 1
    for (i in 1..10) {
        println(previous)
        val next = current + previous
        previous = current
        current = next
    }
}