• .dsy:it.
• //www.dsy.it

code:

public static void main(String[] args) {
		ConsoleInputManager in = new ConsoleInputManager();
		ConsoleOutputManager out = new ConsoleOutputManager();
		
		int n = in.readInt();
		int  somma = 0, i ;
		
		for ( i = 1; n > 0; i = i + 2){
			somma +=i*i;
			n--;
		}
		out.println(somma);
	}

code:

public static void main(String[] args) {
		
		ConsoleInputManager in = new ConsoleInputManager();
		int n = in.readInt();
		int quadrato;
		int m;
		
		String s = String.valueOf(n);
		String squad;
		
		System.out.println(s);
		int lung = s.length();
		
		for(int i = 1; i < 10 ; i++){
			squad = s.substring(1,3);
			m = Integer.parseInt(squad);
			quadrato = m*m;
			System.out.println(quadrato);
			s = String.valueOf(quadrato);
			lung = s.length();
			s = (lung == 3)? "0"+s:s;
			s = (lung == 2)? "00"+s:s;
			s = (lung == 1)? "000"+s:s;		
		}
	}