Cleanup

I'm done with this exercise, it has become so convoluted that I can't
comprehend the codebase anymore, here be dragons

golangr/array/main.go

@@ -2,9 +2,9 @@ package main
 
 import (
 	"fmt"
+	"log"
 	"os"
-	"time"
-	//"log"
+	//"time"
 )
 
 var notas []float64
@@ -13,7 +13,6 @@ var choice int
 
 func main() {
 	fmt.Print("\033[H\033[2J")
-	fmt.Printf("Welcome to the vector playground\n\n")
 
 	msg()
 	options()
@@ -21,7 +20,14 @@ func main() {
 
 func options() {
 	for {
-		fmt.Scanln(&choice)
+
+		if _, err := fmt.Scanln(&choice); err != nil {
+			log.Print("Something failed")
+		}
+
+		if choice == 0 {
+			return
+		}
 
 		switch choice {
 		case 1:
@@ -43,6 +49,8 @@ func options() {
 
 }
 
+// There is no saving this codebase, it has become so convoluted I can barely comprehend anything anymore
+
 func msg() {
 	fmt.Print("\033[H\033[2J")
 	fmt.Printf("[1] Add to vector\n")
@@ -61,19 +69,35 @@ func addVec() {
 
 	} else {
 		msg()
-		fmt.Println("\nERROR: Invalid number")
+		fmt.Printf("\nERROR: Invalid number\nChoice: ")
 		return
 	}
 	notas = append(notas, num)
 	//time.Sleep(2 * time.Second)
-	fmt.Printf("You have added the number %v!", num)
-	time.Sleep(2 * time.Second)
+	//time.Sleep(2 * time.Second)
 	msg()
+	fmt.Printf("\nYou have added the number %v!\nChoice: ", num)
+	num = 0
 }
 
 func showResults() {
-	fmt.Printf("These are your current grades: \n")
-	fmt.Print(notas)
-	time.Sleep(2 * time.Second)
+	//time.Sleep(2 * time.Second)
 	msg()
+	min := notas[0]
+	max := notas[0]
+	for _, v := range notas {
+		if v < min {
+			min = v
+		}
+	}
+	for _, v := range notas {
+		if v > max {
+			max = v
+		}
+	}
+	fmt.Printf("\nThese are your current grades: \n")
+	fmt.Printf("%.2f\n", notas)
+	fmt.Printf("Lowest grade: %v\n", min)
+	fmt.Printf("Highest grade: %v\n", max)
+	fmt.Printf("Choice: ")
 }

partidos-apuestas/main.go

@@ -4,16 +4,8 @@ package main
 
 import (
 	"fmt"
-	//"math")
 )
 
-// This is dumb
-// func roundFloat(numero float64, precision uint) float64 {
-// 	var radio = math.Pow(10, float64(precision))
-// 	var resultado = math.Round(numero*radio) / radio
-// 	return resultado
-// }
-
 const IVA float64 = 1.1
 
 const costeFijo float64 = 15.0
@@ -25,14 +17,6 @@ var numeroPartidos int32
 var numeroApuestas int32
 
 func main() {
-	// var IVA float64 = 1.21
-	//
-	// var costeFijo float64 = 15.0
-	//
-	// var partidoExtra float64 = 6.0
-	//
-	// var numeroPartidos int32
-	// var numeroApuestas int32
 
 	fmt.Printf("Cuantos partidos has visto?\nNúmero: ")
 	fmt.Scan(&numeroPartidos)
@@ -56,12 +40,7 @@ func main() {
 	}
 
 	var precioFinal float64 = costeFijo + impuestoPartidos + impuestoApuestas
-	// var precioFinalMasIVA float64 = roundFloat(precioFinal*IVA, 2)
 	var precioFinalMasIVA float64 = precioFinal * IVA
 	fmt.Printf("\nLa factura del mes costará %.2f€!\n", precioFinal)
 	fmt.Printf("La factura del mes incluyendo IVA costará %.2f€!\n", precioFinalMasIVA)
-
-	// OH MY LORD, I DON'T NEED A DAMN FUNCTION JUST TO ROUND NUMBERS DOWN, I CAN
-	// LITERALLY JUST FORMAT TO FLOAT AND WRITE .$num BETWEEN % AND f
-	// I am the world's biggest dumbass
 }