c0d3 solved in Go

algo1.go

package main

import (
	"fmt"
)

var i int = 1

func solution9(num int) int {  

	if (num + i) % 7 == 0 {
		return num + i
	}
	i = i + 1
	
        return solution9(num)
} 

func main() {
	fmt.Println(solution9(14))
}

package main

import (
	"fmt"
)

// Q1. Write a function that takes in a number and
// returns the next number that is divisible by 7.
func next7(n int) int {
	n++
	if n%7 == 0 {
		return n
	}
	return next7(n)
}

func main() {
	fmt.Println("next multiple of seven after i:")
	for i := 0; i < 20; i++ {
		fmt.Printf("%v: %v\n", i, next7(i))
	}
}