C. Learning Languages to find the number of Unicom blocks
Last Update:2015-04-19
Source: Internet
Author: User
<span id="Label3"></p><p><p>C. Learning Languages</p></p><pre><span style="color: #008080;"><span style="color: #008080;">1</span></span>#include <iostream><span style="color: #008080;"><span style="color: #008080;">2</span></span>#include <cstdio><span style="color: #008080;"><span style="color: #008080;">3</span></span>#include <cstring><span style="color: #008080;"><span style="color: #008080;">4</span></span>#include <cmath><span style="color: #008080;"><span style="color: #008080;">5</span></span>#include <algorithm><span style="color: #008080;"><span style="color: #008080;">6</span></span>#include <<span style="color: #0000ff;"><span style="color: #0000ff;">string</span></span>><span style="color: #008080;"><span style="color: #008080;">7</span></span>#include <vector><span style="color: #008080;"><span style="color: #008080;">8</span></span>#include <stack><span style="color: #008080;"><span style="color: #008080;">9</span></span>#include <queue><span style="color: #008080;"><span style="color: #008080;">Ten</span></span>#include <<span style="color: #0000ff;"><span style="color: #0000ff;">Set</span></span>><span style="color: #008080;"><span style="color: #008080;"></span> one</span>#include <map><span style="color: #008080;"><span style="color: #008080;"></span> a</span>#include <list><span style="color: #008080;"><span style="color: #008080;"></span> -</span>#include <iomanip><span style="color: #008080;"><span style="color: #008080;"></span> -</span>#include <cstdlib><span style="color: #008080;"><span style="color: #008080;"></span> the</span>#include <sstream><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">using</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">namespace</span></span><span style="color: #000000;"><span style="color: #000000;">std;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span>typedef<span style="color: #0000ff;"><span style="color: #0000ff;">Long</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">Long</span></span><span style="color: #000000;"><span style="color: #000000;">LL;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">Const</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>inf=<span style="color: #800080;"><span style="color: #800080;">0x5fffffff</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span> <span style="color: #0000ff;"><span style="color: #0000ff;">Const</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">Double</span></span>exp=1e-<span style="color: #800080;"><span style="color: #800080;">6</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">Const</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>ms=<span style="color: #800080;"><span style="color: #800080;"></span> the</span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span> <span style="color: #0000ff;"><span style="color: #0000ff;">Const</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>Mod=<span style="color: #800080;"><span style="color: #800080;">9973</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> a</span> <span style="color: #008080;"><span style="color: #008080;"></span> at</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">lang[ms][ms];</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">con[ms][ms];</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">flag[ms];</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">zero,n,m;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #008000;"><span style="color: #008000;">/*</span></span><span style="color: #008080;"><span style="color: #008080;"></span> in</span> <span style="color: #008000;"><span style="color: #008000;">connecting n unicom blocks requires a n-1 edge. </span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #008000;"><span style="color: #008000;">the problem is converted to the number of Unicom blocks. Note the number of ans== fixed points when empty</span> set</span><span style="color: #008080;"><span style="color: #008080;"></span> to</span> <span style="color: #008000;"><span style="color: #008000;">*/</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span> <span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">Main ()</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #000000;"><span style="color: #000000;">{</span></span><span style="color: #008080;"><span style="color: #008080;"></span> *</span>Memset (lang,<span style="color: #800080;"><span style="color: #800080;">0</span></span>,<span style="color: #0000ff;"><span style="color: #0000ff;">sizeof</span></span><span style="color: #000000;"><span style="color: #000000;">(lang));</span></span><span style="color: #008080;"><span style="color: #008080;"></span> $</span>Memset (con,<span style="color: #800080;"><span style="color: #800080;">0</span></span>,<span style="color: #0000ff;"><span style="color: #0000ff;">sizeof</span></span><span style="color: #000000;"><span style="color: #000000;">(con));</span></span><span style="color: #008080;"><span style="color: #008080;">Panax Notoginseng</span></span>Memset (con,<span style="color: #800080;"><span style="color: #800080;">0</span></span>,<span style="color: #0000ff;"><span style="color: #0000ff;">sizeof</span></span><span style="color: #000000;"><span style="color: #000000;">(con));</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span>zero=<span style="color: #800080;"><span style="color: #800080;">0</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span>scanf<span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #800000;"><span style="color: #800000;">%d%d</span></span><span style="color: #800000;"><span style="color: #800000;">"</span></span>,&n,&<span style="color: #000000;"><span style="color: #000000;">m);</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span><span style="color: #000000;"><span style="color: #000000;">cnt,t;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> a</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>I=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; i<=n;i++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #000000;"><span style="color: #000000;"> {</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span>scanf<span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #800000;"><span style="color: #800000;">%d</span></span><span style="color: #800000;"><span style="color: #800000;">"</span></span>,&<span style="color: #000000;"><span style="color: #000000;">cnt);</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span>(cnt><span style="color: #800080;"><span style="color: #800080;">0</span></span><span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> $</span>zero=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> $</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>j=<span style="color: #800080;"><span style="color: #800080;">0</span></span>; j<cnt;j++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #000000;"><span style="color: #000000;"> {</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span>scanf<span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #800000;"><span style="color: #800000;">%d</span></span><span style="color: #800000;"><span style="color: #800000;">"</span></span>,&<span style="color: #000000;"><span style="color: #000000;">t);</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span>lang[i][t]=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #000000;"><span style="color: #000000;"> }</span></span><span style="color: #008080;"><span style="color: #008080;">Wuyi</span></span> <span style="color: #000000;"><span style="color: #000000;"> }</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>k=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; k<=m;k++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #000000;"><span style="color: #000000;"> {</span></span><span style="color: #008080;"><span style="color: #008080;"></span> wu</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>I=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; i<=n;i++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>j=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; j<=n;j++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> about</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span>(lang[i][k]&&<span style="color: #000000;"><span style="color: #000000;">lang[j][k])</span></span><span style="color: #008080;"><span style="color: #008080;"></span> $</span>con[i][j]=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #000000;"><span style="color: #000000;"> }</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>I=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; i<=n;i++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span>con[i][i]=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> a</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>k=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; k<=n;k++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>I=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; i<=n;i++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>j=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; j<=n;j++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span>(con[i][k]&&<span style="color: #000000;"><span style="color: #000000;">Con[k][j])</span></span><span style="color: #008080;"><span style="color: #008080;"></span> $</span>con[i][j]=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>ans=<span style="color: #800080;"><span style="color: #800080;">0</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>I=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; i<=n;i++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #000000;"><span style="color: #000000;"> {</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span>(!<span style="color: #000000;"><span style="color: #000000;">flag[i])</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #000000;"><span style="color: #000000;"> {</span></span><span style="color: #008080;"><span style="color: #008080;"></span> in</span>ans++<span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;"></span> for</span>(<span style="color: #0000ff;"><span style="color: #0000ff;">int</span></span>j=<span style="color: #800080;"><span style="color: #800080;">1</span></span>; j<=n;j++<span style="color: #000000;"><span style="color: #000000;">)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span><span style="color: #000000;"><span style="color: #000000;">(con[i][j])</span></span><span style="color: #008080;"><span style="color: #008080;"></span> about</span>flag[j]=<span style="color: #800080;"><span style="color: #800080;">1</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #000000;"><span style="color: #000000;"> }</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #000000;"><span style="color: #000000;"> }</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span> <span style="color: #0000ff;"><span style="color: #0000ff;">if</span></span><span style="color: #000000;"><span style="color: #000000;">(zero)</span></span><span style="color: #008080;"><span style="color: #008080;"></span> +</span>printf<span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #800000;"><span style="color: #800000;">%d\n</span></span><span style="color: #800000;"><span style="color: #800000;">"</span></span>, ans-<span style="color: #000000;"><span style="color: #000000;">zero);</span></span><span style="color: #008080;"><span style="color: #008080;"></span> -</span> <span style="color: #0000ff;"><span style="color: #0000ff;">Else</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span>printf<span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #800000;"><span style="color: #800000;">%d\n</span></span><span style="color: #800000;"><span style="color: #800000;">"</span></span><span style="color: #000000;"><span style="color: #000000;">, ans);</span></span><span style="color: #008080;"><span style="color: #008080;">Bayi</span></span> <span style="color: #0000ff;"><span style="color: #0000ff;">return</span></span> <span style="color: #800080;"><span style="color: #800080;">0</span></span><span style="color: #000000;"><span style="color: #000000;">;</span></span><span style="color: #008080;"><span style="color: #008080;"></span> the</span>}</pre><p><p></p></p><p><p>C. Learning Languages to find the number of Unicom blocks</p></p></span>
