1186 A. Vus the Cossack and a Contest.cpp

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n,m,k;
    cin>>n>>m>>k;
    if(n<=m && n<=k)
        cout<<"Yes"<<endl;
    else
        cout<<"No"<<endl;

    return 0;
}