/* 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
{
{
int input = 12;
boolean flag = false;
while(input !=0) {
if (flag) {
} else {
}
flag = !flag;
input /= 10;
}
}
}
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