public class Codigo {

public static void main(String[] args) {

String a = “Educar”;
String b = “Ação”;
b = geraStr(a, b);
System.out.println(b);

}
public static String geraStr(String a, String b) {

String s = “”;
//s = a.concat(b.substring(1, 3));
for (int i = 0; i <= a.length()-1; i++) {

char c = a.charAt(i);
s += Character.toString(c);

}

return s.concat(b.substring(1, 4));

}

}