import java.util.Scanner;

public class Methods $\{$

public static void main$($String$[]$ args$)\{$

$//$ Declare and instantiate a Scanner

Scanner scnr $=$ new Scanner$($System$.$in$)$;

$//$ Continue serving method selection menu

$//$ until "Exit" option is selected

int selection;

do $\{$

System.out.print$($

$"$

Method Selection Menu

$"+$

$"=======================$

$"+$

$"1.$ Temperature Conversion $($Fahrenheit to Celsius$)$

$"+$

$"2.$ Distance Conversion $($Yards to Feet and Inches$)$

$"+$

$"3.$ Get Acronym

$"+$

$"4.$ Triangle Generator

$"+$

$"5.$ Exit

$"+$

$"=======================$

$"+$

"Enter selection $(1-5)$: $")$;

try $\{$

selection $=$ Integer.parseInt$($scnr$.$next$())$;

$\}$ catch$($NumberFormatException ex$)\{$

selection $=0$;

$\}$

switch $($selection$)\{$

case $1$:

doTempConversion$($scnr$)$;

break;

case $2$:

doDistConversion$($scnr$)$;

break;

case $3$:

$//$ flush input buffer

if $($scnr$.$hasNextLine$())$

scnr$.$nextLine$()$;

doGetAcronym$($scnr$)$;

break;

case $4$:

doTriangle$($scnr$)$;

break;

case $5$:

System.out.println$("$Exiting$...")$;

break;

default:

System.out.println$("$Error: Invalid option"$)$;

$\}$

$\}$ while $($selection $!=5)$;

scnr$.$close$()$;

$\}//$ end of main method

public static void doTempConversion$($Scanner scnr$)\{$

$//$ TODO: Remove placeholder message

System.out.println$("$Not yet implemented."$)$;

$//$ Below this comment: declare any other variables you may need

$//$ to store the user's input and the Celsius equivalent value

fareinheitToCelsius

$//$ Below this comment: prompt the user to enter the required input$($s$)$

$//$ Below this comment: collect the required input$($s$)$ from the user

System.out.println$("$Enter temperature in Fareinheit : $")$;

fareinheit $=$ scnr$.$nextDouble$()$;

$//$ Below this comment: call your fahrenheitToCelsius method

celsius $=$ fareinheitToCelsius $($farenheit$)$;

$//$ Below this comment: display the required results

System.out.println$("\%2$f degrees Farenheit is $\%\mathrm{.}2$f Celsius

$",$ farenheit, celsius$)$;

$\}$

public static double $($fareinheitToCelsius$($double$))$

double c $=(5\mathrm{.}0/9)$

$\}$

$//$ define your fahrenheitToCelsius method here below

public static void doDistConversion$($Scanner scnr$)\{$

$//$ TODO: Remove placeholder message

System.out.println$("$Not yet implemented."$)$;

$//$ Below this comment: declare any other variables you may need

$//$ to store the user's input and the Feet and Inches equivalent value

double yards;

String feetandInches;

$//$ Below this comment: collect the required inputs

System.out.println$("$ Enter the distance in yards"$)$;

yards $=$ scnr$.$nextDouble$()$;

$//$ Below this comment: call your yardsToFeetAndInches method

feetandInches $=$ yardToFeetAndInches$($yards$)$;

$//$ Below this comment: disply the required results

System.out.println$("\%2$f yards in feet and Inches is :$\%/$n$",$ yards, feetandInches$)$;

$\}$

$//$ define your yardsToFeetAndInches method here below

public static String yardToFeetAndInches$($double y$)$;

$\{$

double totalInches $=$ y$*36$;

int feet $=$ int totalInches$/12$;

return String.format$("$d$\backslash \%\mathrm{.}2$f$",$ feet, inches$)$

$\}$

public static void doGetAcronym$($Scanner scnr$)\{$

$//$ TODO: Remove placeholder message

System.out.println$("$Not yet implemented."$)$;

$//$ Below this comment: declare and instantiate a Scanner

Scanner scanner $=$ new Scanner$($System$.$in$)$;

$//$ Below this comment: declare any other variables you may need

String scorewords;

String acronyms;

$//$ Below this comment: collect the required inputs

System.out.println$("$Enter some words : $")$;

scorewords $=$ scnr$.$nextLine$()$;

$//$ Below this comment: call your required method

acronyms $=$ getAcronym$($scorewords$)$;

$//$ Below this comment: disply the required results

System.out.println$("$Acronym is $\%$s : $\%$s

$",$ scorewords, acronym$)$;

$\}$

$//$ define your getAcronym method here below

public static String getAcronyms$($String words$)\{$

String acronyms $=$ words.substring$($beginindex:$0,$endIndex:$1)$;

int space $=$ words.indexOf$("")$;

while$($spaceIndex $!=1)$

$\{$

acronym $+=$ words.substring$("$spaceIndex$+1,$ spaceIndex$+2)$;

spaceIndex $=$ words.indexOf$("",$ spaceIndex$+1)$;

$\}$

return null.toUpperCase$()$;

$)$

$\}$

public static void doTriangle$($Scanner scnr$)\{$