肥肠复杂的题解

#include<bits/stdc++.h>
using namespace std;
int YES()
{
	cout<<"YES"<<endl;
}
int NO()
{
	cout<<"NO"<<endl;
}
int main()
{
    int t;
    cin>>t; 
    while(t--)
    {
    	int l,r,k;
    	cin>>l>>r>>k;
    	if(l==r)
    	{
    		if(l!=1||(l==1&&k>0))
    		{
	    		YES();
	    		continue;
			}
			NO;
		}
		int a=r-l+1;
		if(a%2==1)
		{
			a++;
		}
		if(k>=a/2)
		{
			YES();
			continue;
		}
		NO();
	}
    return 0;
}