#include <stdlib.h>
#include <stdio.h>

int main() {
	char boxes[26] = {"ZYXWVUTSRQPONMLKJIHGFEDCBA"};
		
	for (int repeat=20000000; repeat>0; repeat--) {	
		for (int lightestBoxNum=0; lightestBoxNum<25; lightestBoxNum++) {	
			for (int compareBox=lightestBoxNum + 1; compareBox<26; compareBox++) {	
				char leftWeight = boxes[lightestBoxNum];
				char rightWeight = boxes[compareBox];
				if ((repeat & 1) == 0) {
					if (rightWeight < leftWeight) {
  						boxes[lightestBoxNum] = rightWeight;
  						boxes[compareBox] = leftWeight;
					}
				}
				else {
					if (rightWeight > leftWeight) {
  						boxes[lightestBoxNum] = rightWeight;
  						boxes[compareBox] = leftWeight;
					}
				}
			} 
		} 
	} 
	/*for (int i=0; i<26; i++)
		printf("%c", boxes[i]);
	printf("\n");*/
}