HDU4523+简单

题意很简单。

一次最多多切出一条边！

其余的就没什么好说的了

 import java.util.*;
 import java.math.*;
 public class Main{
     public static void main( String[] args ){
         Scanner cin = new Scanner( System.in );
         BigInteger n,m,p;
         while( cin.hasNext() ){
             n = cin.nextBigInteger();
             m = cin.nextBigInteger();
             p = cin.nextBigInteger();
             if( m.compareTo(BigInteger.valueOf())< ){
                 System.out.println("NO");
                 continue;
             }
             if( m.compareTo(n)== ){//n==m
                 System.out.println("YES");
                 continue;
             }
             if( n.compareTo(m)< ){//n<m
                 if( m.compareTo(p.add(n))<= )
                     System.out.println("YES");
                 else
                     System.out.println("NO");
                 continue;
             }
             //n>m
             if( p.compareTo(BigInteger.valueOf())>= )
                 System.out.println("YES");
             else
                 System.out.println("NO");
         }
     }
 }