use proconio::input;



fn main() {
    input! {
        n: usize,
        k: usize,
        x: [usize;n],
    }
    let mut cnt = 0;
    let mut ans = 0;
    for i in 0..n-1 {
       if cnt + (x[i+1]-x[i]) < k {
        cnt  += x[i+1]-x[i];
       } else {
        ans += 1;
        cnt = 0;
       }
    }
    println!("{}",ans+1);

}