/*
 * Date: 2014-06-26
 * Author: leike@informatik.uni-freiburg.de
 *
 */

typedef enum {false, true} bool;

extern int __VERIFIER_nondet_int(void);

int main() {
	int x;
    x = __VERIFIER_nondet_int();
    while (x > 1 && x <= INT_MAX / 2) {
        x = 2 * x;
    }
    return 0;
}