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my @arr1 = qw|10 22 24 21 20 12 32 31 91 20|;
my @arr2 = qw|10 22 24 21 20 12 32 31 91 20 11 32 44 51 10 22 82 71 61
+ 54|;
...
print q|ARR->1 | . join qq|   |,@arr1;
print qq|\nARR->2 | . join qq|   |,@arr2;
print qq|\nARR->3 | . join qq|   |,@arr3;

ARR->1 31   10   20   20   12   24   32   22   91   21
ARR->2 32   71   10   24   22   10   61   22   44   12   21   20   31 
+  91   11   54   51   82   32   20
ARR->3 80   25   64   71   14