202310715051-DENDI-YOGIA-PRATAMA/TugasShort
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202310715051 DENDI YOGIA PRATAMA 2025-10-09 14:56:17 +07:00
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commit 2a261c76b4
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MainActivitySorting.kt
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package com.example.dendiyogiapratama_sorting
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import com.example.dendiyogiapratama_sorting.ui.theme.DendiYogiaPratamaSortingTheme
class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enableEdgeToEdge()
setContent {
DendiYogiaPratamaSortingTheme {
Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
val numbers = listOf(64, 34, 25, 12, 22, 11, 90)
val sortedNumbers = bubbleSortAngka(numbers)
Greeting(
name = "AndroidDen",
numbers = numbers,
sortedNumbers = sortedNumbers,
modifier = Modifier.padding(innerPadding)
)
}
}
}
}
}
// Fungsi Bubble Sort - Algoritma sorting manual step by step
fun bubbleSortAngka(numbers: List<Int>): List<Int> {
// Konversi List ke MutableList agar bisa diubah
val arr = numbers.toMutableList()
val n = arr.size
// Loop untuk setiap elemen
for (i in 0 until n - 1) {
// Loop untuk membandingkan elemen yang berdekatan
for (j in 0 until n - i - 1) {
// Jika elemen sebelah kiri lebih besar dari kanan, tukar posisinya
if (arr[j] > arr[j + 1]) {
// Proses penukaran (swap)
val temp = arr[j]
arr[j] = arr[j + 1]
arr[j + 1] = temp
}
}
}
return arr
}
@Composable
fun Greeting(
name: String,
numbers: List<Int>,
sortedNumbers: List<Int>,
modifier: Modifier = Modifier
) {
Column(modifier = modifier.padding(16.dp)) {
Text(
text = "Hello $name!",
style = MaterialTheme.typography.headlineMedium,
modifier = Modifier.padding(bottom = 8.dp)
)
Text(
text = "Angka asli: ${numbers.joinToString(", ")}",
style = MaterialTheme.typography.bodyLarge,
modifier = Modifier.padding(bottom = 4.dp)
)
Text(
text = "Angka yang terurut (Bubble Sort): ${sortedNumbers.joinToString(", ")}",
style = MaterialTheme.typography.bodyLarge,
color = MaterialTheme.colorScheme.primary
)
}
}
@Preview(showBackground = true)
@Composable
fun GreetingPreview() {
val numbers = listOf(64, 34, 25, 12, 22, 11, 90)
val sortedNumbers = bubbleSortAngka(numbers)
DendiYogiaPratamaSortingTheme {
Greeting(
name = "AndroidDen",
numbers = numbers,
sortedNumbers = sortedNumbers
)
}
}