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SP - zadatak 1 - pokazivaci.h

#include <cstring>

#define error NULL

struct ZaposlenaOsoba {
    char OIB[12];
    char prezime[35], ime[35];
    char datum[12], rad_mj[40]; };

struct lis {
    ZaposlenaOsoba vrij;
    lis *sljedeci; };
typedef lis *element;

typedef lis *lista;



element FirstL(lista L) {
    return L; }

element EndL(lista L) {
    element el = FirstL(L);
    while(el->sljedeci != NULL) {
        el=el->sljedeci; }
    return el; }

element NextL(element p, lista L) {
    if(p->sljedeci == NULL) {
        return error; }
    else {
        return p->sljedeci; } }

element PreviousL(element p, lista L) {
    element el = FirstL(L);
    if(el == p) {
        return error; }
    while(el->sljedeci != p) {
        el=el->sljedeci; }
    return el; }

element LocateL(ZaposlenaOsoba x, lista L) {
    for(element el=FirstL(L); el!=EndL(L); el=el->sljedeci) {
        if(strcmp(el->sljedeci->vrij.OIB, x.OIB) == 0 &&
                strcmp(el->sljedeci->vrij.prezime, x.prezime) == 0 &&
                strcmp(el->sljedeci->vrij.ime, x.ime) == 0 &&
                strcmp(el->sljedeci->vrij.datum, x.datum) == 0 &&
                strcmp(el->sljedeci->vrij.rad_mj, x.rad_mj) == 0) {
            return el; } }

    return EndL(L); }

bool InsertL(ZaposlenaOsoba x, element p, lista L) {
    element elZapNov = new lis;
    strcpy(elZapNov->vrij.OIB, x.OIB);
    strcpy(elZapNov->vrij.prezime, x.prezime);
    strcpy(elZapNov->vrij.ime, x.ime);
    strcpy(elZapNov->vrij.datum, x.datum);
    strcpy(elZapNov->vrij.rad_mj, x.rad_mj);
    elZapNov->sljedeci = p->sljedeci;
    p->sljedeci = elZapNov;
    return 1; }

bool DeleteL(element p, lista L) {
    element elZap = p->sljedeci;
    p->sljedeci = elZap->sljedeci;
    delete elZap;
    return 1; }

ZaposlenaOsoba RetreiveL(element p, lista L) {
    return p->sljedeci->vrij; }

void DeleteAllL(lista L) {
    for(element el=L; el != EndL(L); ) {
        DeleteL(el, L); } }

lista InitL(lista L) {
    L = new lis;
    L->sljedeci = NULL;
    return L; }
    

Description

datoteka zaglavlja sa pokazivacima
https://snipt.net/embed/28a350ac5fd485be4cd7649bab3a2859/
/raw/28a350ac5fd485be4cd7649bab3a2859/
28a350ac5fd485be4cd7649bab3a2859
cpp
C++
81
2019-07-16T11:05:33
True
False
False
/api/public/snipt/93171/
sp-zadatak-1-pokazivacih
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a> <a href="#L-11">11</a> <a href="#L-12">12</a> <a href="#L-13">13</a> <a href="#L-14">14</a> <a href="#L-15">15</a> <a href="#L-16">16</a> <a href="#L-17">17</a> <a href="#L-18">18</a> <a href="#L-19">19</a> <a href="#L-20">20</a> <a href="#L-21">21</a> <a href="#L-22">22</a> <a href="#L-23">23</a> <a href="#L-24">24</a> <a href="#L-25">25</a> <a href="#L-26">26</a> <a href="#L-27">27</a> <a href="#L-28">28</a> <a href="#L-29">29</a> <a href="#L-30">30</a> <a href="#L-31">31</a> <a href="#L-32">32</a> <a href="#L-33">33</a> <a href="#L-34">34</a> <a href="#L-35">35</a> <a href="#L-36">36</a> <a href="#L-37">37</a> <a href="#L-38">38</a> <a href="#L-39">39</a> <a href="#L-40">40</a> <a href="#L-41">41</a> <a href="#L-42">42</a> <a href="#L-43">43</a> <a href="#L-44">44</a> <a href="#L-45">45</a> <a href="#L-46">46</a> <a href="#L-47">47</a> <a href="#L-48">48</a> <a href="#L-49">49</a> <a href="#L-50">50</a> <a href="#L-51">51</a> <a href="#L-52">52</a> <a href="#L-53">53</a> <a href="#L-54">54</a> <a href="#L-55">55</a> <a href="#L-56">56</a> <a href="#L-57">57</a> <a href="#L-58">58</a> <a href="#L-59">59</a> <a href="#L-60">60</a> <a href="#L-61">61</a> <a href="#L-62">62</a> <a href="#L-63">63</a> <a href="#L-64">64</a> <a href="#L-65">65</a> <a href="#L-66">66</a> <a href="#L-67">67</a> <a href="#L-68">68</a> <a href="#L-69">69</a> <a href="#L-70">70</a> <a href="#L-71">71</a> <a href="#L-72">72</a> <a href="#L-73">73</a> <a href="#L-74">74</a> <a href="#L-75">75</a> <a href="#L-76">76</a> <a href="#L-77">77</a> <a href="#L-78">78</a> <a href="#L-79">79</a> <a href="#L-80">80</a> <a href="#L-81">81</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a><span class="cp">#include</span> <span class="cpf">&lt;cstring&gt;</span><span class="cp"></span> </span><span id="L-2"><a name="L-2"></a> </span><span id="L-3"><a name="L-3"></a><span class="cp">#define error NULL</span> </span><span id="L-4"><a name="L-4"></a> </span><span id="L-5"><a name="L-5"></a><span class="k">struct</span> <span class="n">ZaposlenaOsoba</span> <span class="p">{</span> </span><span id="L-6"><a name="L-6"></a> <span class="kt">char</span> <span class="n">OIB</span><span class="p">[</span><span class="mi">12</span><span class="p">];</span> </span><span id="L-7"><a name="L-7"></a> <span class="kt">char</span> <span class="n">prezime</span><span class="p">[</span><span class="mi">35</span><span class="p">],</span> <span class="n">ime</span><span class="p">[</span><span class="mi">35</span><span class="p">];</span> </span><span id="L-8"><a name="L-8"></a> <span class="kt">char</span> <span class="n">datum</span><span class="p">[</span><span class="mi">12</span><span class="p">],</span> <span class="n">rad_mj</span><span class="p">[</span><span class="mi">40</span><span class="p">];</span> <span class="p">};</span> </span><span id="L-9"><a name="L-9"></a> </span><span id="L-10"><a name="L-10"></a><span class="k">struct</span> <span class="n">lis</span> <span class="p">{</span> </span><span id="L-11"><a name="L-11"></a> <span class="n">ZaposlenaOsoba</span> <span class="n">vrij</span><span class="p">;</span> </span><span id="L-12"><a name="L-12"></a> <span class="n">lis</span> <span class="o">*</span><span class="n">sljedeci</span><span class="p">;</span> <span class="p">};</span> </span><span id="L-13"><a name="L-13"></a><span class="k">typedef</span> <span class="n">lis</span> <span class="o">*</span><span class="n">element</span><span class="p">;</span> </span><span id="L-14"><a name="L-14"></a> </span><span id="L-15"><a name="L-15"></a><span class="k">typedef</span> <span class="n">lis</span> <span class="o">*</span><span class="n">lista</span><span class="p">;</span> </span><span id="L-16"><a name="L-16"></a> </span><span id="L-17"><a name="L-17"></a> </span><span id="L-18"><a name="L-18"></a> </span><span id="L-19"><a name="L-19"></a><span class="n">element</span> <span class="nf">FirstL</span><span class="p">(</span><span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-20"><a name="L-20"></a> <span class="k">return</span> <span class="n">L</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-21"><a name="L-21"></a> </span><span id="L-22"><a name="L-22"></a><span class="n">element</span> <span class="nf">EndL</span><span class="p">(</span><span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-23"><a name="L-23"></a> <span class="n">element</span> <span class="n">el</span> <span class="o">=</span> <span class="n">FirstL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> </span><span id="L-24"><a name="L-24"></a> <span class="k">while</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">!=</span> <span class="nb">NULL</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-25"><a name="L-25"></a> <span class="n">el</span><span class="o">=</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-26"><a name="L-26"></a> <span class="k">return</span> <span class="n">el</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-27"><a name="L-27"></a> </span><span id="L-28"><a name="L-28"></a><span class="n">element</span> <span class="nf">NextL</span><span class="p">(</span><span class="n">element</span> <span class="n">p</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-29"><a name="L-29"></a> <span class="k">if</span><span class="p">(</span><span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">==</span> <span class="nb">NULL</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-30"><a name="L-30"></a> <span class="k">return</span> <span class="n">error</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-31"><a name="L-31"></a> <span class="k">else</span> <span class="p">{</span> </span><span id="L-32"><a name="L-32"></a> <span class="k">return</span> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> <span class="p">}</span> <span class="p">}</span> </span><span id="L-33"><a name="L-33"></a> </span><span id="L-34"><a name="L-34"></a><span class="n">element</span> <span class="nf">PreviousL</span><span class="p">(</span><span class="n">element</span> <span class="n">p</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-35"><a name="L-35"></a> <span class="n">element</span> <span class="n">el</span> <span class="o">=</span> <span class="n">FirstL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> </span><span id="L-36"><a name="L-36"></a> <span class="k">if</span><span class="p">(</span><span class="n">el</span> <span class="o">==</span> <span class="n">p</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-37"><a name="L-37"></a> <span class="k">return</span> <span class="n">error</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-38"><a name="L-38"></a> <span class="k">while</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">!=</span> <span class="n">p</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-39"><a name="L-39"></a> <span class="n">el</span><span class="o">=</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-40"><a name="L-40"></a> <span class="k">return</span> <span class="n">el</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-41"><a name="L-41"></a> </span><span id="L-42"><a name="L-42"></a><span class="n">element</span> <span class="nf">LocateL</span><span class="p">(</span><span class="n">ZaposlenaOsoba</span> <span class="n">x</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-43"><a name="L-43"></a> <span class="k">for</span><span class="p">(</span><span class="n">element</span> <span class="n">el</span><span class="o">=</span><span class="n">FirstL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> <span class="n">el</span><span class="o">!=</span><span class="n">EndL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> <span class="n">el</span><span class="o">=</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-44"><a name="L-44"></a> <span class="k">if</span><span class="p">(</span><span class="n">strcmp</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">OIB</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">OIB</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span> <span class="o">&amp;&amp;</span> </span><span id="L-45"><a name="L-45"></a> <span class="n">strcmp</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">prezime</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">prezime</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span> <span class="o">&amp;&amp;</span> </span><span id="L-46"><a name="L-46"></a> <span class="n">strcmp</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">ime</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">ime</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span> <span class="o">&amp;&amp;</span> </span><span id="L-47"><a name="L-47"></a> <span class="n">strcmp</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">datum</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">datum</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span> <span class="o">&amp;&amp;</span> </span><span id="L-48"><a name="L-48"></a> <span class="n">strcmp</span><span class="p">(</span><span class="n">el</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">rad_mj</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">rad_mj</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-49"><a name="L-49"></a> <span class="k">return</span> <span class="n">el</span><span class="p">;</span> <span class="p">}</span> <span class="p">}</span> </span><span id="L-50"><a name="L-50"></a> </span><span id="L-51"><a name="L-51"></a> <span class="k">return</span> <span class="n">EndL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> <span class="p">}</span> </span><span id="L-52"><a name="L-52"></a> </span><span id="L-53"><a name="L-53"></a><span class="kt">bool</span> <span class="nf">InsertL</span><span class="p">(</span><span class="n">ZaposlenaOsoba</span> <span class="n">x</span><span class="p">,</span> <span class="n">element</span> <span class="n">p</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-54"><a name="L-54"></a> <span class="n">element</span> <span class="n">elZapNov</span> <span class="o">=</span> <span class="k">new</span> <span class="n">lis</span><span class="p">;</span> </span><span id="L-55"><a name="L-55"></a> <span class="n">strcpy</span><span class="p">(</span><span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">OIB</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">OIB</span><span class="p">);</span> </span><span id="L-56"><a name="L-56"></a> <span class="n">strcpy</span><span class="p">(</span><span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">prezime</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">prezime</span><span class="p">);</span> </span><span id="L-57"><a name="L-57"></a> <span class="n">strcpy</span><span class="p">(</span><span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">ime</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">ime</span><span class="p">);</span> </span><span id="L-58"><a name="L-58"></a> <span class="n">strcpy</span><span class="p">(</span><span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">datum</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">datum</span><span class="p">);</span> </span><span id="L-59"><a name="L-59"></a> <span class="n">strcpy</span><span class="p">(</span><span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">.</span><span class="n">rad_mj</span><span class="p">,</span> <span class="n">x</span><span class="p">.</span><span class="n">rad_mj</span><span class="p">);</span> </span><span id="L-60"><a name="L-60"></a> <span class="n">elZapNov</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">=</span> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> </span><span id="L-61"><a name="L-61"></a> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">=</span> <span class="n">elZapNov</span><span class="p">;</span> </span><span id="L-62"><a name="L-62"></a> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-63"><a name="L-63"></a> </span><span id="L-64"><a name="L-64"></a><span class="kt">bool</span> <span class="nf">DeleteL</span><span class="p">(</span><span class="n">element</span> <span class="n">p</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-65"><a name="L-65"></a> <span class="n">element</span> <span class="n">elZap</span> <span class="o">=</span> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> </span><span id="L-66"><a name="L-66"></a> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">=</span> <span class="n">elZap</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="p">;</span> </span><span id="L-67"><a name="L-67"></a> <span class="k">delete</span> <span class="n">elZap</span><span class="p">;</span> </span><span id="L-68"><a name="L-68"></a> <span class="k">return</span> <span class="mi">1</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-69"><a name="L-69"></a> </span><span id="L-70"><a name="L-70"></a><span class="n">ZaposlenaOsoba</span> <span class="nf">RetreiveL</span><span class="p">(</span><span class="n">element</span> <span class="n">p</span><span class="p">,</span> <span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-71"><a name="L-71"></a> <span class="k">return</span> <span class="n">p</span><span class="o">-&gt;</span><span class="n">sljedeci</span><span class="o">-&gt;</span><span class="n">vrij</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-72"><a name="L-72"></a> </span><span id="L-73"><a name="L-73"></a><span class="kt">void</span> <span class="nf">DeleteAllL</span><span class="p">(</span><span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-74"><a name="L-74"></a> <span class="k">for</span><span class="p">(</span><span class="n">element</span> <span class="n">el</span><span class="o">=</span><span class="n">L</span><span class="p">;</span> <span class="n">el</span> <span class="o">!=</span> <span class="n">EndL</span><span class="p">(</span><span class="n">L</span><span class="p">);</span> <span class="p">)</span> <span class="p">{</span> </span><span id="L-75"><a name="L-75"></a> <span class="n">DeleteL</span><span class="p">(</span><span class="n">el</span><span class="p">,</span> <span class="n">L</span><span class="p">);</span> <span class="p">}</span> <span class="p">}</span> </span><span id="L-76"><a name="L-76"></a> </span><span id="L-77"><a name="L-77"></a><span class="n">lista</span> <span class="nf">InitL</span><span class="p">(</span><span class="n">lista</span> <span class="n">L</span><span class="p">)</span> <span class="p">{</span> </span><span id="L-78"><a name="L-78"></a> <span class="n">L</span> <span class="o">=</span> <span class="k">new</span> <span class="n">lis</span><span class="p">;</span> </span><span id="L-79"><a name="L-79"></a> <span class="n">L</span><span class="o">-&gt;</span><span class="n">sljedeci</span> <span class="o">=</span> <span class="nb">NULL</span><span class="p">;</span> </span><span id="L-80"><a name="L-80"></a> <span class="k">return</span> <span class="n">L</span><span class="p">;</span> <span class="p">}</span> </span><span id="L-81"><a name="L-81"></a> </span></pre></div> </td></tr></table>
header, liste, pokazivaci.h