Difference between revisions of "Be the Machine - if"

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(→‎Problem 1)
 
(7 intermediate revisions by the same user not shown)
Line 12: Line 12:
 
     while ((line=fh.readLine())!=null){
 
     while ((line=fh.readLine())!=null){
 
       String [] wrds = line.split("\t");
 
       String [] wrds = line.split("\t");
−
       oneLine(wrds[0], wrds[1],Integer.parseInt(wrds[2])/1000,
+
       oneLine(wrds[0], wrds[1],Integer.parseInt(wrds[2]),
−
         Long.parseLong(wrds[3])/100000,Long.parseLong(wrds[4]));
+
         Long.parseLong(wrds[3]));
 
     }
 
     }
 
   }
 
   }
Line 30: Line 30:
 
     <td>Africa</td>
 
     <td>Africa</td>
 
     <td style='text-align:right'>1280</td>
 
     <td style='text-align:right'>1280</td>
−
     <td>91</td>
+
     <td style='text-align:right'>9</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Cuba</td>
 
     <td>Cuba</td>
 
     <td>Americas</td>
 
     <td>Americas</td>
−
     <td>110</td>
+
     <td style='text-align:right'>111</td>
−
     <td>113</td>
+
     <td style='text-align:right'>11</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Fiji</td>
 
     <td>Fiji</td>
 
     <td>Asia-Pacific</td>
 
     <td>Asia-Pacific</td>
−
     <td>18</td>
+
     <td style='text-align:right'>18</td>
−
     <td>8</td>
+
     <td style='text-align:right'>1</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Iran</td>
 
     <td>Iran</td>
 
     <td>Middle East</td>
 
     <td>Middle East</td>
−
     <td>1650</td>
+
     <td style='text-align:right'>1650</td>
−
     <td>707</td>
+
     <td style='text-align:right'>71</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Iraq</td>
 
     <td>Iraq</td>
 
     <td>Middle East</td>
 
     <td>Middle East</td>
−
     <td>438</td>
+
     <td style='text-align:right'>438</td>
−
     <td>265</td>
+
     <td style='text-align:right'>27</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Laos</td>
 
     <td>Laos</td>
 
     <td>Asia-Pacific</td>
 
     <td>Asia-Pacific</td>
−
     <td>236</td>
+
     <td style='text-align:right'>238</td>
−
     <td>59</td>
+
     <td style='text-align:right'>6</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Mali</td>
 
     <td>Mali</td>
 
     <td>Africa</td>
 
     <td>Africa</td>
−
     <td>1250</td>
+
     <td style='text-align:right'>1250</td>
−
     <td>138</td>
+
     <td style='text-align:right'>14</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Oman</td>
 
     <td>Oman</td>
 
     <td>Middle East</td>
 
     <td>Middle East</td>
−
     <td>309</td>
+
     <td style='text-align:right'>310</td>
−
     <td>30</td>
+
     <td style='text-align:right'>3</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Peru</td>
 
     <td>Peru</td>
 
     <td>South America</td>
 
     <td>South America</td>
−
     <td>1280</td>
+
     <td style='text-align:right'>1280</td>
−
     <td>280</td>
+
     <td style='text-align:right'>28</td>
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td>Togo</td>
 
     <td>Togo</td>
 
     <td>Africa</td>
 
     <td>Africa</td>
−
     <td>56</td>
+
     <td style='text-align:right'>57</td>
−
     <td>51</td>
+
     <td style='text-align:right'>5</td>
 
   </tr>
 
   </tr>
 
</table>
 
</table>
Line 91: Line 91:
 
<prog>
 
<prog>
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (region.equals("Africa"))
 
   if (region.equals("Africa"))
−
     System.out.println(name);
+
     System.out.println(name);  
 
}
 
}
 
</prog>
 
</prog>
 
</question>
 
</question>
 +
 
==Problem 2==
 
==Problem 2==
 
<question className="Cia" title="What's the output?" copyfile="bbc4.txt">
 
<question className="Cia" title="What's the output?" copyfile="bbc4.txt">
 
<prog>
 
<prog>
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop > 200)
 
   if (pop > 200)
 
     System.out.println(name);
 
     System.out.println(name);
Line 111: Line 112:
 
<prog>
 
<prog>
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop == 280)
 
   if (pop == 280)
 
     System.out.println(name);
 
     System.out.println(name);
Line 121: Line 122:
 
<prog><![CDATA[
 
<prog><![CDATA[
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop<100 && area<100)
 
   if (pop<100 && area<100)
 
     System.out.println(name);
 
     System.out.println(name);
Line 132: Line 133:
 
<prog><![CDATA[
 
<prog><![CDATA[
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop<100 || area<100)
 
   if (pop<100 || area<100)
 
     System.out.println(name);
 
     System.out.println(name);
Line 142: Line 143:
 
<prog><![CDATA[
 
<prog><![CDATA[
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop>100 && pop<200)
 
   if (pop>100 && pop<200)
 
     System.out.println(name);
 
     System.out.println(name);
Line 153: Line 154:
 
<prog><![CDATA[
 
<prog><![CDATA[
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop<50 || pop>300)
 
   if (pop<50 || pop>300)
 
     System.out.println(name);
 
     System.out.println(name);
Line 163: Line 164:
 
<prog><![CDATA[
 
<prog><![CDATA[
 
static void oneLine(String name, String region,
 
static void oneLine(String name, String region,
−
               int area, long pop, long gdp){
+
               int area, long pop){
 
   if (pop>area)
 
   if (pop>area)
 
     System.out.println(name);
 
     System.out.println(name);

Latest revision as of 10:32, 15 July 2010

Predict the output of each of the following programs.

name region area pop
Chad Africa 1280 9
Cuba Americas 111 11
Fiji Asia-Pacific 18 1
Iran Middle East 1650 71
Iraq Middle East 438 27
Laos Asia-Pacific 238 6
Mali Africa 1250 14
Oman Middle East 310 3
Peru South America 1280 28
Togo Africa 57 5

Problem 1


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Problem 2


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Problem 3


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Problem 4


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Problem 5


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Problem 6


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Problem 7


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Problem 8


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