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a=$1;p=${#a};forfor((;a>0;aa=$1;a>0;s+=(a%10)**${#1},a/=10));do s=$((s+(a%10)**p));done;echo:; $((s==$1))done;echo $[s==$1]
a=$1;p=${#a};for((;a>0;a/=10));do s=$((s+(a%10)**p));done;echo $((s==$1))
for((a=$1;a>0;s+=(a%10)**${#1},a/=10));do :; done;echo $[s==$1]
