package main

import (
	"bufio"
	"fmt"
	"os"
)

func main() {
	in := bufio.NewReaderSize(os.Stdin, 1<<20)

	var n int
	fmt.Fscan(in, &n)

	var prev, cur, best int
	for i := 0; i < n; i++ {
		var x int
		fmt.Fscan(in, &x)
		if i == 0 {
			prev = x
			cur = 1
			best = 1
		} else {
			if x >= prev {
				cur++
			} else {
				cur = 1
			}
			if cur > best {
				best = cur
			}
			prev = x
		}
	}

	fmt.Println(best)
}