diff --git a/README.md b/README.md index 8fe711203..af969d7bd 100644 --- a/README.md +++ b/README.md @@ -1,26 +1,12 @@ -## [NEXTSTEP 플레이그라운드의 미션 진행 과정](https://github.com/next-step/nextstep-docs/blob/master/playground/README.md) - ---- -## 학습 효과를 높이기 위해 추천하는 미션 진행 방법 - ---- -1. 피드백 강의 전까지 미션 진행 -> 피드백 강의 전까지 혼자 힘으로 미션 진행. 미션을 진행하면서 하나의 작업이 끝날 때 마다 add, commit -> 예를 들어 다음 숫자 야구 게임의 경우 0, 1, 2단계까지 구현을 완료한 후 push - -![mission baseball](https://raw.githubusercontent.com/next-step/nextstep-docs/master/playground/images/mission_baseball.png) - ---- -2. 피드백 앞 단계까지 미션 구현을 완료한 후 피드백 강의를 학습한다. - ---- -3. Git 브랜치를 master 또는 main으로 변경한 후 피드백을 반영하기 위한 새로운 브랜치를 생성한 후 처음부터 다시 미션 구현을 도전한다. - -``` -git branch -a // 모든 로컬 브랜치 확인 -git checkout master // 기본 브랜치가 master인 경우 -git checkout main // 기본 브랜치가 main인 경우 - -git checkout -b 브랜치이름 -ex) git checkout -b apply-feedback -``` +## 프로젝트 명 +### 숫자 야구 게임 :baseball: +#### 컴퓨터가 낸 1 ~ 9 사이 숫자중 서로다른 세자리 수를 맞추는 게임입니다. + +## 게임 설명 +#### 1. 사용자가 3자리 숫자를 입력합니다. +#### 2. 컴퓨터가 입력한 숫자에 대해 결과를 제공합니다. + 스트라이크 : 자리와 숫자가 동일한 경우 + 볼 : 숫자는 맞지만 자리가 다른경우 + 낫싱 : 맞는 숫자가 없는 경우 + +#### 3. 사용자가 3자리 숫자를 맞추면 게임이 종료되고, 다시 시작하거나 종료할수있습니다. diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar index e708b1c02..7454180f2 100644 Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties index 0f80bbf51..ffed3a254 100644 --- a/gradle/wrapper/gradle-wrapper.properties +++ b/gradle/wrapper/gradle-wrapper.properties @@ -1,5 +1,5 @@ distributionBase=GRADLE_USER_HOME distributionPath=wrapper/dists -distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip +distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip zipStoreBase=GRADLE_USER_HOME zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew index 4f906e0c8..1b6c78733 100755 --- a/gradlew +++ b/gradlew @@ -1,7 +1,7 @@ -#!/usr/bin/env sh +#!/bin/sh # -# Copyright 2015 the original author or authors. +# Copyright © 2015-2021 the original authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -17,67 +17,101 @@ # ############################################################################## -## -## Gradle start up script for UN*X -## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# ############################################################################## # Attempt to set APP_HOME + # Resolve links: $0 may be a link -PRG="$0" -# Need this for relative symlinks. -while [ -h "$PRG" ] ; do - ls=`ls -ld "$PRG"` - link=`expr "$ls" : '.*-> \(.*\)$'` - if expr "$link" : '/.*' > /dev/null; then - PRG="$link" - else - PRG=`dirname "$PRG"`"/$link" - fi +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac done -SAVED="`pwd`" -cd "`dirname \"$PRG\"`/" >/dev/null -APP_HOME="`pwd -P`" -cd "$SAVED" >/dev/null + +APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit APP_NAME="Gradle" -APP_BASE_NAME=`basename "$0"` +APP_BASE_NAME=${0##*/} # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' # Use the maximum available, or set MAX_FD != -1 to use that value. -MAX_FD="maximum" +MAX_FD=maximum warn () { echo "$*" -} +} >&2 die () { echo echo "$*" echo exit 1 -} +} >&2 # OS specific support (must be 'true' or 'false'). cygwin=false msys=false darwin=false nonstop=false -case "`uname`" in - CYGWIN* ) - cygwin=true - ;; - Darwin* ) - darwin=true - ;; - MINGW* ) - msys=true - ;; - NONSTOP* ) - nonstop=true - ;; +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; esac CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar @@ -87,9 +121,9 @@ CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar if [ -n "$JAVA_HOME" ] ; then if [ -x "$JAVA_HOME/jre/sh/java" ] ; then # IBM's JDK on AIX uses strange locations for the executables - JAVACMD="$JAVA_HOME/jre/sh/java" + JAVACMD=$JAVA_HOME/jre/sh/java else - JAVACMD="$JAVA_HOME/bin/java" + JAVACMD=$JAVA_HOME/bin/java fi if [ ! -x "$JAVACMD" ] ; then die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME @@ -98,7 +132,7 @@ Please set the JAVA_HOME variable in your environment to match the location of your Java installation." fi else - JAVACMD="java" + JAVACMD=java which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. Please set the JAVA_HOME variable in your environment to match the @@ -106,80 +140,95 @@ location of your Java installation." fi # Increase the maximum file descriptors if we can. -if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then - MAX_FD_LIMIT=`ulimit -H -n` - if [ $? -eq 0 ] ; then - if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then - MAX_FD="$MAX_FD_LIMIT" - fi - ulimit -n $MAX_FD - if [ $? -ne 0 ] ; then - warn "Could not set maximum file descriptor limit: $MAX_FD" - fi - else - warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" - fi +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac fi -# For Darwin, add options to specify how the application appears in the dock -if $darwin; then - GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" -fi +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. # For Cygwin or MSYS, switch paths to Windows format before running java -if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then - APP_HOME=`cygpath --path --mixed "$APP_HOME"` - CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` - - JAVACMD=`cygpath --unix "$JAVACMD"` - - # We build the pattern for arguments to be converted via cygpath - ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` - SEP="" - for dir in $ROOTDIRSRAW ; do - ROOTDIRS="$ROOTDIRS$SEP$dir" - SEP="|" - done - OURCYGPATTERN="(^($ROOTDIRS))" - # Add a user-defined pattern to the cygpath arguments - if [ "$GRADLE_CYGPATTERN" != "" ] ; then - OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" - fi +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + # Now convert the arguments - kludge to limit ourselves to /bin/sh - i=0 - for arg in "$@" ; do - CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` - CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option - - if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition - eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` - else - eval `echo args$i`="\"$arg\"" + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) fi - i=`expr $i + 1` + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg done - case $i in - 0) set -- ;; - 1) set -- "$args0" ;; - 2) set -- "$args0" "$args1" ;; - 3) set -- "$args0" "$args1" "$args2" ;; - 4) set -- "$args0" "$args1" "$args2" "$args3" ;; - 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; - 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; - 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; - 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; - 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; - esac fi -# Escape application args -save () { - for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done - echo " " -} -APP_ARGS=`save "$@"` +# Collect all arguments for the java command; +# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of +# shell script including quotes and variable substitutions, so put them in +# double quotes to make sure that they get re-expanded; and +# * put everything else in single quotes, so that it's not re-expanded. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# -# Collect all arguments for the java command, following the shell quoting and substitution rules -eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' exec "$JAVACMD" "$@" diff --git a/src/main/java/MainClass.java b/src/main/java/MainClass.java new file mode 100644 index 000000000..34866c66c --- /dev/null +++ b/src/main/java/MainClass.java @@ -0,0 +1,9 @@ +import baseballgame.BaseballgameController; + +public class MainClass { + + public static void main(String[] args) { + BaseballgameController bg = new BaseballgameController(); + bg.baseballStart(); + } +} diff --git a/src/main/java/baseballgame/BaseballgameController.java b/src/main/java/baseballgame/BaseballgameController.java new file mode 100644 index 000000000..7b82f58ab --- /dev/null +++ b/src/main/java/baseballgame/BaseballgameController.java @@ -0,0 +1,118 @@ +package baseballgame; + +import java.util.HashSet; +import java.util.Scanner; +import java.util.Set; + +public class BaseballgameController { + + InputView view = new InputView(); + int[] randomNumber = new int[3]; + int[] inputNumber; + + int strike; + int ball; + + /** + * 숫자 야구 게임 시작 + * */ + public void baseballStart() { + randomNumber = randomNumber(); //create random number + userInputNumber(); + } + + /** + * 숫자 야구 게임 사용자가 입력한값 비교하는 메서드 + * */ + public void userInputNumber() { + strike = 0; + ball = 0; + + inputNumber = view.inputNumber(); //input user number + + //inputNumber comfirm + if(inputNumber.length > 3) { + System.out.println("3자리 숫자만 입력이 가능합니다. 다시 입력해주세요"); + inputNumber = view.inputNumber(); + } + + //number compare + for(int i = 0; i < inputNumber.length ; i++) { + numberCompare(randomNumber, inputNumber[i] , i); + } + + String answer = evaluateCondition(); + + if(strike == 3) { + System.out.println("3개의 숫자를 모두 맞히셨습니다! 게임 종료"); + restart(); + } + userInputNumber(); + } + + + /** + * 숫자 야구 게임 재시작 여부 메소드 + * */ + private void restart() { + System.out.println("게임을 새로 시작하려면 1, 종료하려면 2를 입력하세요."); + Scanner scanner = new Scanner(System.in); + String number = scanner.nextLine(); + + if(number.equals("1")) { + baseballStart(); + } + if(number.equals("2")) { + System.exit(0); + } + } + + /** + * 숫자야구 결과 확인용 메소드 + * */ + public String evaluateCondition() { + if(strike > 0 && ball > 0 ) { + return ball + "볼" + strike + "스트라이크"; + } + if(strike == 0 && ball > 0) { + return ball + "볼"; + } + if(strike > 0 && ball == 0) { + return strike + "스트라이크"; + } + if(strike == 3) { + return "3스트라이크"; + } + return "낫싱"; + } + + /** + * 컴퓨터 랜덤 숫자와 사용자 입력 숫자 비교 메서드 + * */ + public void numberCompare(int[] randomNumber, int inputNumber, int i) { + if(randomNumber[i] == inputNumber) { //숫자와 위치가 동일하다 + strike++; + return; + } + if(randomNumber[1] == inputNumber || randomNumber[2] == inputNumber) { //숫자는 동일, 위치는 동일하지않음 + ball++; + } + } + + /** + * 컴퓨터 세자리 숫자 랜덤 생성 + * */ + public int[] randomNumber() { + Set num = new HashSet<>(); + + while (num.size() < 3){ + num.add((int) Math.ceil(Math.random() * 9)); + } + + int i = 0; + for (int number : num) { + randomNumber[i++] = number; + } + return randomNumber; + } +} diff --git a/src/main/java/baseballgame/InputView.java b/src/main/java/baseballgame/InputView.java new file mode 100644 index 000000000..4690ac82b --- /dev/null +++ b/src/main/java/baseballgame/InputView.java @@ -0,0 +1,18 @@ +package baseballgame; + +import java.util.Arrays; +import java.util.Scanner; +import java.util.stream.Stream; + +public class InputView { + + Scanner scanner = new Scanner(System.in); + public int[] inputNumber() { + System.out.print("숫자를 입력해 주세요 : "); + String[] inputNumber = scanner.next().split(""); + + return Arrays.stream(inputNumber) // String[]를 Stream으로 변환 + .mapToInt(Integer::parseInt) // 각 문자열을 int로 변환 + .toArray(); + } +} diff --git a/src/test/java/baseballgame/BaseballgameControllerTest.java b/src/test/java/baseballgame/BaseballgameControllerTest.java new file mode 100644 index 000000000..a7d121a77 --- /dev/null +++ b/src/test/java/baseballgame/BaseballgameControllerTest.java @@ -0,0 +1,64 @@ +package baseballgame; + +import org.junit.jupiter.api.Assertions; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.DisplayName; +import org.junit.jupiter.api.Test; + +import java.util.Arrays; + +import static org.assertj.core.api.Assertions.assertThat; +import static org.junit.jupiter.api.Assertions.assertNotNull; + +public class BaseballgameControllerTest { + + BaseballgameController baseballgameController = new BaseballgameController(); + + @Test + @DisplayName("랜덤 세자리수 생성") + void randomNumber() { + + //given + int[] result = new int[3]; + result = baseballgameController.randomNumber(); + + //when + //1. 3자리인지 + assertNotNull(result.length); + assertThat(result.length).isEqualTo(3); + + //2. 숫자에 중복이 없는지 + assertThat(result).doesNotHaveDuplicates(); + + //3. 1~9자리수인지 + assertThat(result).contains(1,2,3,4,5,6,7,8,9); + } + + @Test + @DisplayName("숫자야구 게임 결과 확인용") + void evaluateCondition() { + baseballgameController = new BaseballgameController(); + baseballgameController.strike = 2; + baseballgameController.ball = 0; + + String result = baseballgameController.evaluateCondition(); + String comparisonResult = baseballgameController.strike + "스트라이크"; + assertThat(result).isEqualTo(comparisonResult); + } + + @Test + @DisplayName("컴퓨터 랜덤 숫자와 사용자 입력 숫자 비교 메서드") + void numberCompare() { + baseballgameController = new BaseballgameController(); + baseballgameController.strike = 0; + baseballgameController.ball = 0; + + int[] randomNumber = {1,2,3}; + int inputNumber = 2; + int i = 1; + baseballgameController.numberCompare(randomNumber, inputNumber ,i); + assertThat(baseballgameController.strike).isEqualTo(1); + } + + +} diff --git a/src/test/java/study/SetTest.java b/src/test/java/study/SetTest.java new file mode 100644 index 000000000..a1235d17e --- /dev/null +++ b/src/test/java/study/SetTest.java @@ -0,0 +1,50 @@ +package study; + +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.DisplayName; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.CsvSource; +import org.junit.jupiter.params.provider.ValueSource; + +import java.util.HashSet; +import java.util.Set; + +import static org.assertj.core.api.Assertions.*; +import static org.junit.jupiter.api.Assertions.assertTrue; + +public class SetTest { + + private Set numbers; + + @BeforeEach + void setUp() { + numbers = new HashSet<>(); + numbers.add(1); + numbers.add(2); + numbers.add(3); + } + + @Test + @DisplayName("Set 사이즈 확인 테스트") + void size() { + assertThat(numbers.size()).isEqualTo(3); + } + + @ParameterizedTest + @ValueSource(ints = {1,2,3}) + @DisplayName("Set안에 매개변수가 존재하는지 확인") + void contains1(int arr) { //매번 배열에서 하나의 인수를 메스드 매개변수에 할당한다. + //중복코드 생성 안하고 구현 + assertTrue(numbers.contains(arr)); + } + + //1,2,3값 -> true + //4,5 값 -> false + @ParameterizedTest + @CsvSource(value = {"1:true","2:true","3:true","4:false","5:false"}, delimiter = ':') + @DisplayName("1,2,3인 경우 true / 4,5인 경우 false 반환 테스트") + void contains2(int input , boolean bool) { + assertThat(numbers.contains(input)).isEqualTo(bool); + } +} diff --git a/src/test/java/study/StringCalculator.java b/src/test/java/study/StringCalculator.java new file mode 100644 index 000000000..8fe629322 --- /dev/null +++ b/src/test/java/study/StringCalculator.java @@ -0,0 +1,56 @@ +package study; + +import org.junit.jupiter.api.DisplayName; +import org.junit.jupiter.api.Test; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.util.Scanner; +import java.util.function.Predicate; + +import static org.assertj.core.api.Assertions.*; + +public class StringCalculator { + @Test + @DisplayName("입력한 문자열 값에 따라 사칙연산 수행하는 계산기 구현") + void stringCalculator() { + + String input = "2 + 3 * 10 + 5 / 5"; + InputStream inputStr = new ByteArrayInputStream(input.getBytes()); + Scanner sc = new Scanner(inputStr); + String value = sc.nextLine(); + + String[] values = value.split(" "); + int answer = Integer.parseInt(values[0]); + String operator = ""; + + Predicate predicate = (arg) -> { + try { + Integer.parseInt(arg); + return true; + } catch (NumberFormatException exception) { + return false; + } + }; + + for(int i = 1 ; i { + str.charAt(index); + }).isInstanceOf(IndexOutOfBoundsException.class) //isInstanceOf() : 해당 타입의 인스턴스인지를 비교하는 메서드 + .hasMessage("%d", index); + } }