히공

문제 package fr.heroctf.jni; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; import androidx.appcompat.app.AppCompatActivity; public class MainActivity extends AppCompatActivity { private Button checkButton; private EditText flagEditText; public native boolean checkFlag(String str); static { System.loadL..