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Unlocking lessons
Hello. Help me please. Can't unlock Level 3 lessons. When you click on the link, the application is closed.
10 Answers
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1.Restart your device
2. Uninstall Sololearn and install again
3. Write mail to Sololearn
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Наиль it can be bug wait a little
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And check your internet connection
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Clear your caches then restart your app and still if problem happen then send a mail to sololearn
Or you can give feedback which is Available in this app ..
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Which lesson
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I think. You must finish Level2
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Lesson 3.
Basic concepts.
Variables. I want to start doing the task, but the program closes.
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1. Rebooted the device.
2. Reinstalled Sololearn.
3. But I haven't written a letter to Sololearn yet.
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Tell me where is the error in the task of finding the perimeter of the circle?
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public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double pi = 3.14;
//ваш код
double l = 2 * 3.14 * radius;
System.out.println (l);
}
}