diff --git a/kotlin/grade-school/.idea/workspace.xml b/kotlin/grade-school/.idea/workspace.xml index c82fabc..cf90c1f 100644 --- a/kotlin/grade-school/.idea/workspace.xml +++ b/kotlin/grade-school/.idea/workspace.xml @@ -35,7 +35,7 @@ - + @@ -484,7 +484,7 @@ - + - + diff --git a/kotlin/space-age/.gradle/3.5/file-changes/last-build.bin b/kotlin/space-age/.gradle/3.5/file-changes/last-build.bin new file mode 100644 index 0000000..f76dd23 Binary files /dev/null and b/kotlin/space-age/.gradle/3.5/file-changes/last-build.bin differ diff --git a/kotlin/space-age/.gradle/3.5/taskHistory/taskHistory.lock b/kotlin/space-age/.gradle/3.5/taskHistory/taskHistory.lock new file mode 100644 index 0000000..d9d8108 Binary files /dev/null and b/kotlin/space-age/.gradle/3.5/taskHistory/taskHistory.lock differ diff --git a/kotlin/space-age/.gradle/buildOutputCleanup/built.bin b/kotlin/space-age/.gradle/buildOutputCleanup/built.bin new file mode 100644 index 0000000..e69de29 diff --git a/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties b/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties new file mode 100644 index 0000000..da40f8b --- /dev/null +++ b/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties @@ -0,0 +1,2 @@ +#Mon Jun 05 11:37:41 EDT 2017 +gradle.version=3.5 diff --git a/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties.lock b/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties.lock new file mode 100644 index 0000000..40fdece --- /dev/null +++ b/kotlin/space-age/.gradle/buildOutputCleanup/cache.properties.lock @@ -0,0 +1 @@ + \ No newline at end of file diff --git a/kotlin/space-age/.idea/compiler.xml b/kotlin/space-age/.idea/compiler.xml new file mode 100644 index 0000000..e6bb30c --- /dev/null +++ b/kotlin/space-age/.idea/compiler.xml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/gradle.xml b/kotlin/space-age/.idea/gradle.xml new file mode 100644 index 0000000..346dc7e --- /dev/null +++ b/kotlin/space-age/.idea/gradle.xml @@ -0,0 +1,19 @@ + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__junit_junit_4_12.xml b/kotlin/space-age/.idea/libraries/Gradle__junit_junit_4_12.xml new file mode 100644 index 0000000..04c10dd --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__junit_junit_4_12.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3.xml b/kotlin/space-age/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3.xml new file mode 100644 index 0000000..8262f72 --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_annotations_13_0.xml b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_annotations_13_0.xml new file mode 100644 index 0000000..4f32fde --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_annotations_13_0.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_stdlib_1_1_1.xml b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_stdlib_1_1_1.xml new file mode 100644 index 0000000..7b6f562 --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_stdlib_1_1_1.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_1_1_1.xml b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_1_1_1.xml new file mode 100644 index 0000000..1720158 --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_1_1_1.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_junit_1_1_1.xml b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_junit_1_1_1.xml new file mode 100644 index 0000000..21c5d19 --- /dev/null +++ b/kotlin/space-age/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_test_junit_1_1_1.xml @@ -0,0 +1,11 @@ + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/misc.xml b/kotlin/space-age/.idea/misc.xml new file mode 100644 index 0000000..3e1805e --- /dev/null +++ b/kotlin/space-age/.idea/misc.xml @@ -0,0 +1,22 @@ + + + + + + + + + + 1.8 + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/modules.xml b/kotlin/space-age/.idea/modules.xml new file mode 100644 index 0000000..e949d73 --- /dev/null +++ b/kotlin/space-age/.idea/modules.xml @@ -0,0 +1,10 @@ + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/modules/space-age_main.iml b/kotlin/space-age/.idea/modules/space-age_main.iml new file mode 100644 index 0000000..6b54e6d --- /dev/null +++ b/kotlin/space-age/.idea/modules/space-age_main.iml @@ -0,0 +1,40 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/modules/space-age_test.iml b/kotlin/space-age/.idea/modules/space-age_test.iml new file mode 100644 index 0000000..302f9e9 --- /dev/null +++ b/kotlin/space-age/.idea/modules/space-age_test.iml @@ -0,0 +1,46 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/.idea/workspace.xml b/kotlin/space-age/.idea/workspace.xml new file mode 100644 index 0000000..6120b39 --- /dev/null +++ b/kotlin/space-age/.idea/workspace.xml @@ -0,0 +1,992 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @ignore + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 1496677058640 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/README.md b/kotlin/space-age/README.md new file mode 100644 index 0000000..589f0de --- /dev/null +++ b/kotlin/space-age/README.md @@ -0,0 +1,26 @@ +# Space Age + +Given an age in seconds, calculate how old someone would be on: + + - Earth: orbital period 365.25 Earth days, or 31557600 seconds + - Mercury: orbital period 0.2408467 Earth years + - Venus: orbital period 0.61519726 Earth years + - Mars: orbital period 1.8808158 Earth years + - Jupiter: orbital period 11.862615 Earth years + - Saturn: orbital period 29.447498 Earth years + - Uranus: orbital period 84.016846 Earth years + - Neptune: orbital period 164.79132 Earth years + +So if you were told someone were 1,000,000,000 seconds old, you should +be able to say that they're 31 Earth-years old. + +If you're wondering why Pluto didn't make the cut, go watch [this +youtube video](http://www.youtube.com/watch?v=Z_2gbGXzFbs). + +## Source + +Partially inspired by Chapter 1 in Chris Pine's online Learn to Program tutorial. [http://pine.fm/LearnToProgram/?Chapter=01](http://pine.fm/LearnToProgram/?Chapter=01) + +## Submitting Incomplete Solutions +It's possible to submit an incomplete solution so you can see how others have completed the exercise. + diff --git a/kotlin/space-age/build.gradle b/kotlin/space-age/build.gradle new file mode 100644 index 0000000..16c36c0 --- /dev/null +++ b/kotlin/space-age/build.gradle @@ -0,0 +1,28 @@ +buildscript { + ext.kotlin_version = '1.1.1' + repositories { + mavenCentral() + } + dependencies { + classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" + } +} + +apply plugin: 'kotlin' + +repositories { + mavenCentral() +} + +dependencies { + compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" + + testCompile 'junit:junit:4.12' + testCompile "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version" +} +test { + testLogging { + exceptionFormat = 'full' + events = ["passed", "failed", "skipped"] + } +} diff --git a/kotlin/space-age/build/classes/main/META-INF/space-age_main.kotlin_module b/kotlin/space-age/build/classes/main/META-INF/space-age_main.kotlin_module new file mode 100644 index 0000000..3403119 Binary files /dev/null and b/kotlin/space-age/build/classes/main/META-INF/space-age_main.kotlin_module differ diff --git a/kotlin/space-age/build/classes/main/SpaceAge.class b/kotlin/space-age/build/classes/main/SpaceAge.class new file mode 100644 index 0000000..233ab2f Binary files /dev/null and b/kotlin/space-age/build/classes/main/SpaceAge.class differ diff --git a/kotlin/space-age/build/classes/main/SpaceAgeKt.class b/kotlin/space-age/build/classes/main/SpaceAgeKt.class new file mode 100644 index 0000000..d09f916 Binary files /dev/null and b/kotlin/space-age/build/classes/main/SpaceAgeKt.class differ diff --git a/kotlin/space-age/build/classes/test/SpaceAgeTest.class b/kotlin/space-age/build/classes/test/SpaceAgeTest.class new file mode 100644 index 0000000..7b4162b Binary files /dev/null and b/kotlin/space-age/build/classes/test/SpaceAgeTest.class differ diff --git a/kotlin/space-age/build/kotlin-build/caches/version.txt b/kotlin/space-age/build/kotlin-build/caches/version.txt new file mode 100644 index 0000000..01aabac --- /dev/null +++ b/kotlin/space-age/build/kotlin-build/caches/version.txt @@ -0,0 +1 @@ +11001 \ No newline at end of file diff --git a/kotlin/space-age/space-age.iml b/kotlin/space-age/space-age.iml new file mode 100644 index 0000000..64f1367 --- /dev/null +++ b/kotlin/space-age/space-age.iml @@ -0,0 +1,12 @@ + + + + + + + + + + + + \ No newline at end of file diff --git a/kotlin/space-age/src/main/kotlin/.keep b/kotlin/space-age/src/main/kotlin/.keep new file mode 100644 index 0000000..e69de29 diff --git a/kotlin/space-age/src/main/kotlin/SpaceAge.kt b/kotlin/space-age/src/main/kotlin/SpaceAge.kt new file mode 100644 index 0000000..290f36f --- /dev/null +++ b/kotlin/space-age/src/main/kotlin/SpaceAge.kt @@ -0,0 +1,47 @@ +import java.text.DecimalFormat + +fun round(inp: Double): Double{ + val df: DecimalFormat = DecimalFormat("#####.##") + val out = df.format(inp).toDouble() + return out +} + +class SpaceAge(val seconds: Long) { + + private fun ageOnEarth(): Double{ + return seconds.toDouble().div(31557600) + } + + fun onEarth(): Double{ + return round(ageOnEarth()) + } + + fun onMercury(): Double{ + return round(ageOnEarth()/0.2408467) + } + + fun onVenus(): Double{ + return round(ageOnEarth()/0.61519726) + } + + fun onMars():Double{ + return round(ageOnEarth()/1.8808158) + } + + fun onJupiter(): Double { + return round(ageOnEarth()/11.862615) + } + + fun onSaturn(): Double { + return round(ageOnEarth()/29.447498) + } + + fun onUranus(): Double { + return round(ageOnEarth()/84.016846) + } + + fun onNeptune(): Double { + return round(ageOnEarth()/164.79132) + } + +} \ No newline at end of file diff --git a/kotlin/space-age/src/test/kotlin/SpaceAgeTest.kt b/kotlin/space-age/src/test/kotlin/SpaceAgeTest.kt new file mode 100644 index 0000000..800b3cc --- /dev/null +++ b/kotlin/space-age/src/test/kotlin/SpaceAgeTest.kt @@ -0,0 +1,85 @@ +import org.junit.Test +import org.junit.Ignore +import kotlin.test.assertEquals + +class SpaceAgeTest { + + + @Test + fun ageInSeconds() { + val age = SpaceAge(1000000) + + assertEquals(1000000, age.seconds) + } + + + @Test + fun ageOnEarth() { + val age = SpaceAge(1000000000) + + assertEquals(31.69, age.onEarth()) + } + + + @Test + fun ageOnMercury() { + val age = SpaceAge(2134835688) + + assertEquals(67.65, age.onEarth()) + assertEquals(280.88, age.onMercury()) + } + + + @Test + fun ageOnVenus() { + val age = SpaceAge(189839836) + + assertEquals(6.02, age.onEarth()) + assertEquals(9.78, age.onVenus()) + } + + + @Test + fun ageOnMars() { + val age = SpaceAge(2329871239L) + + assertEquals(73.83, age.onEarth()) + assertEquals(39.25, age.onMars()) + } + + + @Test + fun ageOnJupiter() { + val age = SpaceAge(901876382) + + assertEquals(28.58, age.onEarth()) + assertEquals(2.41, age.onJupiter()) + } + + + @Test + fun ageOnSaturn() { + val age = SpaceAge(3000000000L) + + assertEquals(95.06, age.onEarth()) + assertEquals(3.23, age.onSaturn()) + } + + + @Test + fun ageOnUranus() { + val age = SpaceAge(3210123456L) + + assertEquals(101.72, age.onEarth()) + assertEquals(1.21, age.onUranus()) + } + + + @Test + fun ageOnNeptune() { + val age = SpaceAge(8210123456L) + + assertEquals(260.16, age.onEarth()) + assertEquals(1.58, age.onNeptune()) + } +}