📄 problem - 1058.mht
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<H1 style=3D"COLOR: #1a5cc8">Humble Numbers</H1><FONT =
size=3D+0><B><SPAN=20
style=3D"FONT-WEIGHT: bold; FONT-SIZE: 12px; COLOR: green; =
FONT-FAMILY: Arial">Time=20
Limit: 2000/1000 MS (Java/Others) Memory =
Limit:=20
65536/32768 K (Java/Others)<BR>Total Submission(s):=20
1502 Accepted Submission(s):=20
649<BR></SPAN></B></FONT><BR><BR>
<DIV class=3Dpanel_title align=3Dleft>Problem Description</DIV>
<DIV class=3Dpanel_content>A number whose only prime factors are =
2,3,5 or 7=20
is called a humble number. The sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, =
10, 12,=20
14, 15, 16, 18, 20, 21, 24, 25, 27, ... shows the first 20 humble =
numbers.=20
<BR><BR>Write a program to find and print the nth element in this=20
sequence<BR></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Input</DIV>
<DIV class=3Dpanel_content>The input consists of one or more test =
cases.=20
Each test case consists of one integer n with 1 <=3D n <=3D =
5842. Input=20
is terminated by a value of zero (0) for n.<BR></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Output</DIV>
<DIV class=3Dpanel_content>For each test case, print one line =
saying "The=20
nth humble number is number.". Depending on the value of n, the =
correct=20
suffix "st", "nd", "rd", or "th" for the ordinal number nth has to =
be used=20
like it is shown in the sample output.<BR></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Sample Input</DIV>
<DIV class=3Dpanel_content><PRE>1
2
3
4
11
12
13
21
22
23
100
1000
5842
0</PRE></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Sample Output</DIV>
<DIV class=3Dpanel_content><PRE>The 1st humble number is 1.
The 2nd humble number is 2.
The 3rd humble number is 3.
The 4th humble number is 4.
The 11th humble number is 12.
The 12th humble number is 14.
The 13th humble number is 15.
The 21st humble number is 28.
The 22nd humble number is 30.
The 23rd humble number is 32.
The 100th humble number is 450.
The 1000th humble number is 385875.
The 5842nd humble number is 2000000000.</PRE></DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Source</DIV>
<DIV class=3Dpanel_content>University of Ulm Local Contest =
1996</DIV>
<DIV class=3Dpanel_bottom> </DIV><BR>
<DIV class=3Dpanel_title align=3Dleft>Recommend</DIV>
<DIV class=3Dpanel_content>JGShining</DIV>
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