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use strict; use warnings; ... use integer; $repayment = $amount/$months; print "Monthly repayment = $repayment\n";
perl -le'use POSIX;print for SHRT_MAX, INT_MAX, LONG_MAX, FLT_MAX, DBL +_MAX;' 32767 ... 2147483647 3.40282346638529e+38 1.79769313486232e+308