/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
// your code goes here
Scanner sc
= new Scanner
(System.
in); int a
= Integer.
parseInt(sc.
nextLine()); int b
= Integer.
parseInt(sc.
nextLine());
if (a != 1 && b != 1 ){
} else {
if (a == 1 && b != 1 || a != 1 && b == 1) {
} else {
}
}
}
}
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