#include <stdio.h>

int main(){
	int aa,vv,a,b,c;
	
	scanf("%d", &aa);
	
	a = aa/100;
	b = (aa - a*100)/10;
	c = (aa - a*100 - b*10);
	
	vv = c*100 + b*10 + a;
	
	printf("%d", vv);
	
	return 0;
}