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public class Main
{
	public static void main(String[] args) {
	    int a;
	    int vs = 0;
	    
	    for (a = 50; a >= 10; a--){
	        System.out.println(a);
	        vs += a;
	    }
	    System.out.println("vsota = "+vs);
	    
	}
}