<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".activities.MainActivity">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/displayContainer"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_margin="0dp"
        android:background="@drawable/bottom_corner"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHeight_percent="0.4"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <LinearLayout
            android:id="@+id/scrollView"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:scrollbars="none"
            android:paddingTop="27dp"
            android:gravity="end|bottom"
            app:layout_constraintBottom_toTopOf="@+id/total"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent"
            app:layout_constraintVertical_chainStyle="packed">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_gravity="bottom"
                android:gravity="end|bottom"
                android:orientation="vertical">

                <TextView
                    android:id="@+id/display"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:autoSizeMaxTextSize="70sp"
                    android:autoSizeMinTextSize="16sp"
                    android:autoSizeStepGranularity="2sp"
                    android:gravity="end|bottom"
                    android:autoSizeTextType="uniform"
                    android:padding="10dp"
                    android:text="0"
                    android:textSize="70sp"
                    tools:ignore="Suspicious0dp" />
            </LinearLayout>

        </LinearLayout>

        <TextView
            android:id="@+id/total"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:autoSizeMaxTextSize="40sp"
            android:autoSizeMinTextSize="12sp"
            android:autoSizeStepGranularity="2sp"
            android:autoSizeTextType="uniform"
            android:gravity="end|bottom"
            android:paddingRight="10dp"
            android:paddingBottom="10dp"
            android:text=""
            android:textSize="40sp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/scrollView"
            tools:ignore="Suspicious0dp" />
    </androidx.constraintlayout.widget.ConstraintLayout>

    <LinearLayout
        android:id="@+id/buttonContainer"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_margin="8dp"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/displayContainer">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnClear"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:backgroundTint="?attr/colorSecondaryContainer"
                android:text="C"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnPercent"
                app:layout_constraintHorizontal_chainStyle="spread"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnPercent"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:backgroundTint="?attr/colorSecondaryContainer"
                android:text="%"
                android:textSize="30sp"
                android:layout_marginHorizontal="3dp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnDivide"
                app:layout_constraintStart_toEndOf="@+id/btnClear"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnDivide"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:backgroundTint="?attr/colorSecondaryContainer"
                android:text="÷"
                android:textSize="30sp"
                android:layout_marginHorizontal="3dp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/cut"
                app:layout_constraintStart_toEndOf="@+id/btnPercent"
                app:layout_constraintTop_toTopOf="parent" />

            <ImageButton
                android:id="@+id/cut"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:background="@drawable/gradient_bg"
                android:scaleType="centerInside"
                android:src="@drawable/backspace"
                android:layout_marginHorizontal="3dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/btnDivide"
                app:layout_constraintTop_toTopOf="parent" />

        </androidx.constraintlayout.widget.ConstraintLayout>

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn7"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="7"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn8"
                app:layout_constraintHorizontal_chainStyle="spread"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                android:textSize="30sp"
                app:cornerRadius="15dp" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn8"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="8"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn9"
                app:layout_constraintStart_toEndOf="@+id/btn7"
                app:layout_constraintTop_toTopOf="parent"
                 />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn9"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="9"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnMultiply"
                app:layout_constraintStart_toEndOf="@+id/btn8"
                app:layout_constraintTop_toTopOf="parent"
                android:textSize="30sp"
                app:cornerRadius="15dp" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnMultiply"
                style="@style/CustomMaterialButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="×"
                android:textColor="@color/white"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/btn9"
                app:layout_constraintTop_toTopOf="parent"
                android:textSize="30sp"
                app:cornerRadius="15dp" />

        </androidx.constraintlayout.widget.ConstraintLayout>

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn4"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:layout_weight="1"
                android:text="4"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn5"
                app:layout_constraintHorizontal_chainStyle="spread"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn5"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:layout_weight="1"
                android:text="5"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn6"
                app:layout_constraintStart_toEndOf="@+id/btn4"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn6"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:layout_weight="1"
                android:text="6"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnMinus"
                app:layout_constraintStart_toEndOf="@+id/btn5"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnMinus"
                style="@style/CustomMaterialButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:layout_weight="1"
                android:textColor="@color/white"
                android:text="-"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/btn6"
                app:layout_constraintTop_toTopOf="parent"/>

        </androidx.constraintlayout.widget.ConstraintLayout>

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn1"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="1"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn2"
                app:layout_constraintHorizontal_chainStyle="spread"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn2"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="2"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn3"
                app:layout_constraintStart_toEndOf="@+id/btn1"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn3"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="3"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnPlus"
                app:layout_constraintStart_toEndOf="@+id/btn2"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnPlus"
                style="@style/CustomMaterialButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:textColor="@color/white"
                android:layout_marginHorizontal="3dp"
                android:text="+"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/btn3"
                app:layout_constraintTop_toTopOf="parent"
                />

        </androidx.constraintlayout.widget.ConstraintLayout>

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            android:orientation="horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn00"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:text="00"
                android:layout_weight="1"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btn0"
                app:layout_constraintHorizontal_chainStyle="spread"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btn0"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="0"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnDot"
                app:layout_constraintStart_toEndOf="@+id/btn00"
                app:layout_constraintTop_toTopOf="parent"/>

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnDot"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginHorizontal="3dp"
                android:text="."
                android:layout_weight="1"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1.15"
                app:layout_constraintEnd_toStartOf="@+id/btnEquals"
                app:layout_constraintStart_toEndOf="@+id/btn0"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/btnEquals"
                style="@style/CustomMaterialButton"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:layout_marginHorizontal="3dp"
                android:text="="
                android:textColor="@color/white"
                android:textSize="30sp"
                app:cornerRadius="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintDimensionRatio="1:1"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/btnDot"
                app:layout_constraintTop_toTopOf="parent"/>

        </androidx.constraintlayout.widget.ConstraintLayout>

    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>