#include <stdio.h>
int main() {
int n = 0;
scanf("%d", &n);
if(n%400 == 0){
printf("yes");
}
else if(n%4 == 0 && n%100 != 0){
printf("yes");
}
else{
printf("no");
}
return 0;
}

#include <stdio.h>
int main() {
int n = 0;
scanf("%d", &n);
if(n%400 == 0){
printf("yes");
}
else if(n%4 == 0 && n%100 != 0){
printf("yes");
}
else{
printf("no");
}
return 0;
}