diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
new file mode 100644
index 0000000..7f68460
--- /dev/null
+++ b/.idea/runConfigurations.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/app/app.iml b/app/app.iml
new file mode 100644
index 0000000..200f23f
--- /dev/null
+++ b/app/app.iml
@@ -0,0 +1,94 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ generateDebugAndroidTestSources
+ generateDebugSources
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..76ef3e2
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,27 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 23
+ buildToolsVersion "23.0.1"
+
+ defaultConfig {
+ applicationId "ru.ifmo.android_2015.activitylifecycle"
+ minSdkVersion 16
+ targetSdkVersion 23
+ versionCode 1
+ versionName "1.0"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ compile fileTree(dir: 'libs', include: ['*.jar'])
+ testCompile 'junit:junit:4.12'
+ compile 'com.android.support:appcompat-v7:23.1.0'
+ compile 'com.android.support:design:23.1.0'
+}
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..beb3356
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,27 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/java/ru/ifmo/android_2015/activitylifecycle/ui/MainActivity.java b/app/src/main/java/ru/ifmo/android_2015/activitylifecycle/ui/MainActivity.java
new file mode 100644
index 0000000..5fc3e80
--- /dev/null
+++ b/app/src/main/java/ru/ifmo/android_2015/activitylifecycle/ui/MainActivity.java
@@ -0,0 +1,193 @@
+package ru.ifmo.android_2015.activitylifecycle.ui;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+import ru.ifmo.android_2015.activitylifecycle.R;
+
+public final class MainActivity extends Activity {
+ private enum Operation {
+ ADD, SUB, MUL, DIV, EQ, NONE;
+ }
+
+ private static final String TAG = MainActivity.class.getSimpleName();
+ private TextView calcRes;
+ private BigDecimal leftOperand = null;
+ private BigDecimal rightOperand = null;
+ private Operation currentOperation = Operation.NONE;
+
+ public void onDigitBtnClick(View view) {
+ Button b = (Button)view;
+ int currentDigit = Integer.parseInt(b.getText().toString());
+ if (rightOperand == null) {
+ rightOperand = new BigDecimal(0);
+ }
+ if (rightOperand.scale() > 0) {
+ int oldScale = rightOperand.scale();
+ Log.d(TAG, "scale: " + String.valueOf(oldScale));
+ int inc;
+ if (calcRes.getText().toString().endsWith(","))
+ inc = 0;
+ else
+ inc = 1;
+ rightOperand = rightOperand.setScale(oldScale + inc);
+ rightOperand = rightOperand.add(new BigDecimal(currentDigit).movePointLeft(oldScale + inc));
+ } else {
+ rightOperand = rightOperand.multiply(BigDecimal.TEN).add(new BigDecimal(currentDigit));
+ }
+ calcRes.setText(rightOperand.toPlainString());
+ Log.d(TAG, rightOperand.toPlainString());
+ }
+
+ public void onCancelBtnClick(View view) {
+ calcRes.setText("0");
+ leftOperand = null;
+ rightOperand = null;
+ currentOperation = Operation.NONE;
+ }
+
+ public void onDotBtnClick(View view) {
+ if (rightOperand == null) {
+ rightOperand = new BigDecimal(0);
+ }
+ if (rightOperand.scale() > 0) {
+ calcRes.setText(rightOperand.toPlainString());
+ } else {
+ String tmp = String.format("%s,", rightOperand.toPlainString());
+ calcRes.setText(tmp);
+ rightOperand = rightOperand.multiply(BigDecimal.TEN).movePointLeft(1);
+ }
+ Log.d(TAG, "scale: " + String.valueOf(rightOperand.scale()));
+ Log.d(TAG, rightOperand.toPlainString());
+ }
+
+ private BigDecimal copy(BigDecimal other) {
+ return new BigDecimal(other.toString());
+ }
+
+ private void eval(Operation nextOperation) {
+ // trying to evaluate last operation (currentOperation)
+ if (currentOperation != Operation.NONE && rightOperand != null && leftOperand != null) {
+ Log.d(TAG, currentOperation.toString());
+ switch (currentOperation) {
+ case ADD:
+ leftOperand = leftOperand.add(rightOperand);
+ break;
+ case SUB:
+ leftOperand = leftOperand.subtract(rightOperand);
+ break;
+ case MUL:
+ leftOperand = leftOperand.multiply(rightOperand);
+ break;
+ case DIV:
+ int scale = leftOperand.scale() + rightOperand.scale() + 4;
+ if (scale == 4) {
+ scale = 9;
+ }
+ if (rightOperand.equals(BigDecimal.ZERO)) {
+ rightOperand = null;
+ currentOperation = Operation.NONE;
+ leftOperand = null;
+ calcRes.setText("error: division by zero");
+ } else {
+ leftOperand = leftOperand.divide(rightOperand, scale, RoundingMode.CEILING);
+ }
+ break;
+ }
+ rightOperand = new BigDecimal(0);
+ }
+ if (nextOperation != Operation.EQ) {
+ // if next operation is not equal
+ // moving rightOperand to leftOperand
+ if (currentOperation == Operation.NONE) {
+ if (rightOperand != null) {
+ leftOperand = copy(rightOperand);
+ }
+ rightOperand = null;
+ } else {
+ if (leftOperand != null) {
+ calcRes.setText(leftOperand.toPlainString());
+ }
+ }
+ // updating current operation
+ currentOperation = nextOperation;
+
+ } else {
+ // if next operation is equal then current must become none
+ if (currentOperation == Operation.NONE && rightOperand != null && !rightOperand.equals(BigDecimal.ZERO)) {
+ calcRes.setText(rightOperand.toPlainString());
+ } else {
+ currentOperation = Operation.NONE;
+ rightOperand = null;
+ if (leftOperand != null) {
+ calcRes.setText(leftOperand.toPlainString());
+ }
+ }
+ }
+ }
+
+ public void onSignBtnClick(View view) {
+ Button op = (Button)view;
+ Log.d(TAG, "getText() returns: " + op.getText().toString());
+ Log.d(TAG, "leftOperand: " + (leftOperand == null ? "null" : leftOperand.toPlainString()));
+ Log.d(TAG, "rightOperand: " + (rightOperand == null ? "null" : rightOperand.toPlainString()));
+ Operation nextOp = null;
+ switch (op.getText().toString()) {
+ case "=":
+ nextOp = Operation.EQ;
+ break;
+ case "+":
+ nextOp = Operation.ADD;
+ break;
+ case "-":
+ nextOp = Operation.SUB;
+ break;
+ case "*":
+ nextOp = Operation.MUL;
+ break;
+ case "÷":
+ nextOp = Operation.DIV;
+ break;
+ }
+ eval(nextOp);
+ }
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ Log.d(TAG, "onCreate");
+ setContentView(R.layout.activity_main);
+ calcRes = (TextView)findViewById(R.id.text_view);
+ if (savedInstanceState != null) {
+ String savedOperand = savedInstanceState.getString("rightOperand");
+ if (savedOperand != null) {
+ rightOperand = new BigDecimal(savedOperand);
+ }
+ savedOperand = savedInstanceState.getString("leftOperand");
+ if (savedOperand != null) {
+ leftOperand = new BigDecimal(savedOperand);
+ }
+ currentOperation = Operation.valueOf(savedInstanceState.getString("currentOperation"));
+ calcRes.setText(savedInstanceState.getCharSequence("displayedValue"));
+ }
+ }
+
+ @Override
+ protected void onSaveInstanceState(Bundle savingBundle) {
+ super.onSaveInstanceState(savingBundle);
+ if (rightOperand != null) {
+ savingBundle.putString("rightOperand", rightOperand.toPlainString());
+ }
+ if (leftOperand != null) {
+ savingBundle.putString("leftOperand", leftOperand.toPlainString());
+ }
+ savingBundle.putString("currentOperation", currentOperation.toString());
+ savingBundle.putString("displayedValue", calcRes.getText().toString());
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..3e825de
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,261 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/menu/main.xml b/app/src/main/res/menu/main.xml
new file mode 100644
index 0000000..fe187c0
--- /dev/null
+++ b/app/src/main/res/menu/main.xml
@@ -0,0 +1,4 @@
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..cde69bc
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..c133a0c
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..bfa42f0
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..324e72c
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..aee44e1
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/values-v21/styles.xml b/app/src/main/res/values-v21/styles.xml
new file mode 100644
index 0000000..251fb9f
--- /dev/null
+++ b/app/src/main/res/values-v21/styles.xml
@@ -0,0 +1,9 @@
+>
+
+
+
diff --git a/app/src/main/res/values-w820dp/dimens.xml b/app/src/main/res/values-w820dp/dimens.xml
new file mode 100644
index 0000000..63fc816
--- /dev/null
+++ b/app/src/main/res/values-w820dp/dimens.xml
@@ -0,0 +1,6 @@
+
+
+ 64dp
+
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..26dba26
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,9 @@
+
+
+ #3F51B5
+ #303F9F
+ #FF4081
+ #BF9730
+ #6ee1d5
+ #015C65
+
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
new file mode 100644
index 0000000..812cb7b
--- /dev/null
+++ b/app/src/main/res/values/dimens.xml
@@ -0,0 +1,6 @@
+
+
+ 16dp
+ 16dp
+ 16dp
+
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..e625647
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,4 @@
+
+ ActivityLifecycle
+ MainActivity
+
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..a274b80
--- /dev/null
+++ b/app/src/main/res/values/styles.xml
@@ -0,0 +1,20 @@
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..be515a8
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,23 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+ repositories {
+ jcenter()
+ }
+ dependencies {
+ classpath 'com.android.tools.build:gradle:1.3.0'
+
+ // NOTE: Do not place your application dependencies here; they belong
+ // in the individual module build.gradle files
+ }
+}
+
+allprojects {
+ repositories {
+ jcenter()
+ }
+}
+
+task clean(type: Delete) {
+ delete rootProject.buildDir
+}
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..1d3591c
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,18 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..8c0fb64
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..2cac5e5
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Sun Nov 15 23:53:54 MSK 2015
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.4-all.zip
diff --git a/gradlew b/gradlew
new file mode 100755
index 0000000..91a7e26
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,164 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+## Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+ echo "$*"
+}
+
+die ( ) {
+ echo
+ echo "$*"
+ echo
+ exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+ CYGWIN* )
+ cygwin=true
+ ;;
+ Darwin* )
+ darwin=true
+ ;;
+ MINGW* )
+ msys=true
+ ;;
+esac
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched.
+if $cygwin ; then
+ [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+fi
+
+# 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"`"/$link"
+ fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >&-
+APP_HOME="`pwd -P`"
+cd "$SAVED" >&-
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+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="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD="java"
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "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
+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
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+ APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+ CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+ # 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
+ # 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`="\"$arg\""
+ fi
+ i=$((i+1))
+ 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
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+ JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..aec9973
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,90 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/homework1.iml b/homework1.iml
new file mode 100644
index 0000000..cc789d2
--- /dev/null
+++ b/homework1.iml
@@ -0,0 +1,19 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..e7b4def
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1 @@
+include ':app'