awk代码

awk '
{
    split($0,a,"")
    cnt = 0
    n = length(a)
    for (i = 0; i < n; i++) {
        if (a[i] == 1 || a[i] == 2 || a[i] == 3 || a[i] == 4 || a[i] == 5) cnt++
    }
    print("line"NR, "number:", cnt)
    sum += cnt
}
END { print("sum is " sum) }
'