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Subject: 1002 -- 487-3279
Date: Sat, 27 Dec 2008 04:36:49 +0800
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<TH class=3Dh>Online Judge</TH>
<TH class=3Dh>Problem Set</TH>
<TH class=3Dh>Authors</TH>
<TH class=3Dh>Online Contests</TH>
<TH class=3Dh>User</TH></TR>
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<DIV class=3Dptt lang=3Den-US>487-3279</DIV>
<DIV class=3Dplm>
<TABLE align=3Dcenter>
<TBODY>
<TR>
<TD><B>Time Limit:</B> 2000MS</TD>
<TD width=3D10></TD>
<TD><B>Memory Limit:</B> 65536K</TD></TR>
<TR>
<TD><B>Total Submissions:</B> 89488</TD>
<TD width=3D10></TD>
<TD><B>Accepted:</B> 14753</TD></TR></TBODY></TABLE></DIV>
<P class=3Dpst>Description</P>
<DIV class=3Dptx lang=3Den-US>Businesses like to have memorable =
telephone=20
numbers. One way to make a telephone number memorable is to have =
it spell=20
a memorable word or phrase. For example, you can call the =
University of=20
Waterloo by dialing the memorable TUT-GLOP. Sometimes only part of =
the=20
number is used to spell a word. When you get back to your hotel =
tonight=20
you can order a pizza from Gino's by dialing 310-GINO. Another way =
to make=20
a telephone number memorable is to group the digits in a memorable =
way.=20
You could order your pizza from Pizza Hut by calling their ``three =
tens''=20
number 3-10-10-10. <BR><BR>The standard form of a telephone number =
is=20
seven decimal digits with a hyphen between the third and fourth =
digits=20
(e.g. 888-1200). The keypad of a phone supplies the mapping of =
letters to=20
numbers, as follows: <BR><BR>A, B, and C map to 2 <BR>D, E, and F =
map to 3=20
<BR>G, H, and I map to 4 <BR>J, K, and L map to 5 <BR>M, N, and O =
map to 6=20
<BR>P, R, and S map to 7 <BR>T, U, and V map to 8 <BR>W, X, and Y =
map to 9=20
<BR><BR>There is no mapping for Q or Z. Hyphens are not dialed, =
and can be=20
added and removed as necessary. The standard form of TUT-GLOP is =
888-4567,=20
the standard form of 310-GINO is 310-4466, and the standard form =
of=20
3-10-10-10 is 310-1010. <BR><BR>Two telephone numbers are =
equivalent if=20
they have the same standard form. (They dial the same number.)=20
<BR><BR>Your company is compiling a directory of telephone numbers =
from=20
local businesses. As part of the quality control process you want =
to check=20
that no two (or more) businesses in the directory have the same =
telephone=20
number. <BR><BR></DIV>
<P class=3Dpst>Input</P>
<DIV class=3Dptx lang=3Den-US>The input will consist of one case. =
The first=20
line of the input specifies the number of telephone numbers in the =
directory (up to 100,000) as a positive integer alone on the line. =
The=20
remaining lines list the telephone numbers in the directory, with =
each=20
number alone on a line. Each telephone number consists of a string =
composed of decimal digits, uppercase letters (excluding Q and Z) =
and=20
hyphens. Exactly seven of the characters in the string will be =
digits or=20
letters. <BR></DIV>
<P class=3Dpst>Output</P>
<DIV class=3Dptx lang=3Den-US>Generate a line of output for each =
telephone=20
number that appears more than once in any form. The line should =
give the=20
telephone number in standard form, followed by a space, followed =
by the=20
number of times the telephone number appears in the directory. =
Arrange the=20
output lines by telephone number in ascending lexicographical =
order. If=20
there are no duplicates in the input print the line: <BR><BR>No=20
duplicates. <BR></DIV>
<P class=3Dpst>Sample Input</P><PRE class=3Dsio>12
4873279
ITS-EASY
888-4567
3-10-10-10
888-GLOP
TUT-GLOP
967-11-11
310-GINO
F101010
888-1200
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