bash-4.2$ ls {/usr{/local,},}/{s,}bin | grep [A-Z] | wc -l
grep: f: Is a directory
grep: h: Is a directory
grep: j: Is a directory
grep: m: Is a directory
grep: q: Is a directory
grep: r: Is a directory
4

bash-4.2$ ls {/usr{/local,},}/{s,}bin | grep '[A-Z]' | wc -l
72