nn=int(input())
x=[]
for i in range(nn):
    x.append(int(input()))

m=[0]*len(x)
n=[0]*len(x)
m[0]=1
n[len(n)-1]=1
for i in range(1,len(x)):
    if x[i-1]<=x[i]:
        m[i]=m[i-1]+1
    else:
        m[i]=1
for i in range(len(x)-1,0,-1):
    if x[i-1]>=x[i]:
        n[i-1]=n[i]+1
    else:
        n[i-1]=1

sumx=0

for i in range(len(x)):
    if sumx<m[i]+n[i]-1:

        sumx=m[i]+n[i]-1
print(sumx)