/* 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 foo = 1;
while (foo >= 0) {
System.
out.
print("foo += " + foo
+ " + 1"); foo += foo + 1;
System.
out.
println(" ---> " + foo
); }
}
}
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