#include <stdio.h>
int n, m, k;

int main()
{
  scanf("%d%d%d", &n, &m, &k);
  freopen(".10.in", "w", stdout);
  printf("%d %d %d\n", n, m, k);
  
  freopen(".10.out", "w", stdout);
  printf("%s\n", (n-1-k)%(1+m)==0?"no":"yes");
}