#include <stdio.h>

int main() {
    long long int n, ant=0, atual = 0, i, seq = 0, longest = 0;
    
    scanf("%I64d", &n);
    
    for(i=0;i<n;i++) {
        scanf("%I64d", &atual);
        if(atual >= ant) {
            seq++;
        } else{
            if(seq > longest) {
                longest = seq;
            }
            seq = 1;
        }
        ant = atual;
        
        //printf("ant %d -  atual %d -  seq %d - longest %d\n", ant, atual, seq, longest);
    }
    if(seq > longest) {
        longest = seq;
        seq = 1;
    }
    
    if(longest == 0 && seq > 0)
        longest = seq;
    else if(longest==0 && seq == 0)
        longest = 1;
    
    printf("%I64d\n", longest);
    
    
    return 0;
}