process.stdin.resume();
process.stdin.setEncoding('utf8');
// Here your code !

process.stdin.on('data', function (chunk) {
    var lines = chunk.toString().split(' ');
    var A =lines[0];
    var B =lines[1];
    var C =lines[2];
    
    if (C >= A && C <= B){
        console.log("Yes");
    }else{
        console.log("No")
    }
    
});

