hello world(empty activity)

//Empty Activity
 
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.sp
import com.example.myapplication.ui.theme.MyApplicationTheme
 
 
class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContent {
            Surface(modifier = Modifier.fillMaxSize(),
                color = Color.White
 
            ) {
                Box(
                    contentAlignment = Alignment.Center,
                    modifier = Modifier.fillMaxSize()
                ){
                    Text(text = "Hello World",
                        color = Color.Red,
                        fontSize = 32.sp
                    )
 
                }
 
            }
        }
 
    }
}