class Assert0 {
public static void main(String[] args) {
int x = 1;
assert x>0;
assert x==1: "not";
int y = 3;
try {
assert x==0;
} catch (AssertionError e) {
System.out.println(y);
} catch (IndexOutOfBoundsException e) {
System.out.println(y);
}
}
}
// assert x == 0: y;