public class Demo10 {
public static char[] arrString() {
String a = "111111101";
char[] chs = a.toCharArray();
for (int i = 0; i < chs.length; i++) {
if (chs[i] == '1')
chs[i] = '0';
else
chs[i] = '1';
}
return chs;
}
public static void main(String[] agrs) {
char[] b = arrString();
for (int i = 0; i < b.length; i++) {
System.out.print(b[i]);
}
}
}
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