这个Perl程序哪里错了?1 /usr/bin/perl -w2 use strict;4 if ( $priceInDollars >=100 ) { 6 print "This item is too expensive!\n";7 }8 else {9 print "I can afford this.\n"；10 ｝11 my $priceInDollars = 100;行数别理它,有点乱

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