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Title: Home | edited by Youngrok Pak at 6 years, 7 months ago.

<h1>
	Project Rosalynde for KAIST student</h1>
<p>
	&nbsp;</p>
<div>
	<div>
		#include &lt;iostream&gt;</div>
	<div>
		#include &lt;sstream&gt;</div>
	<div>
		#include &lt;string&gt;</div>
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		&nbsp;</div>
	<div>
		using namespace std;</div>
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		&nbsp;</div>
	<div>
		// Time class</div>
	<div>
		class Time</div>
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		{</div>
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		friend ostream&amp; operator &lt;&lt; (ostream&amp; o, Time&amp; t);</div>
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		private:</div>
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		int time;</div>
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		public:</div>
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		// Constructors</div>
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		Time() : time(0) {}</div>
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		Time(int time) : time((time&gt;=0)?time:time+1440) {}</div>
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		Time(int hour, int minute) : time(hour*60 + minute) {}</div>
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		Time(std::string time);<span class="Apple-tab-span" style="white-space:pre"> </span></div>
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		&nbsp;</div>
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		// Getter functions</div>
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		int getHour() const;</div>
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		int getMinute() const;</div>
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		int getTime() const;</div>
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		&nbsp;</div>
	<div>
		// &quot;HH:MM&quot; 형태의 string 리턴</div>
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		std::string getTimeString() const;</div>
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		&nbsp;</div>
	<div>
		// TODO : 필요한 연산자에 대해 operator overloading 함수 정의</div>
	<div>
		int operator &lt; (Time&amp; t2)</div>
	<div>
		{</div>
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		if(this-&gt;getTime() &lt; t2.getTime()) return 1;</div>
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		return 0;</div>
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		}</div>
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		int operator &gt; (Time&amp; t2)</div>
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		{</div>
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		if(this-&gt;getTime() &gt; t2.getTime()) return 1;</div>
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		return 0;</div>
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		}</div>
	<div>
		int operator &lt;= (Time&amp; t2)</div>
	<div>
		{</div>
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		if(this-&gt;getTime() &lt;= t2.getTime()) return 1;</div>
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		return 0;</div>
	<div>
		}</div>
	<div>
		int operator &gt;= (Time&amp; t2)</div>
	<div>
		{</div>
	<div>
		if(this-&gt;getTime() &gt;= t2.getTime()) return 1;</div>
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		return 0;</div>
	<div>
		}</div>
	<div>
		int operator == (Time&amp; t2)</div>
	<div>
		{</div>
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		if(this-&gt;getTime() == t2.getTime()) return 1;</div>
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		return 0;</div>
	<div>
		}</div>
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		int operator != (Time&amp; t2)</div>
	<div>
		{</div>
	<div>
		if(this-&gt;getTime() != t2.getTime()) return 1;</div>
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		return 0;</div>
	<div>
		}</div>
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		Time operator+ (Time&amp; t2)</div>
	<div>
		{</div>
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		Time a((this-&gt;getTime()+t2.getTime())&#37;1440);</div>
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		return a;</div>
	<div>
		}</div>
	<div>
		Time operator+ (int t2)</div>
	<div>
		{</div>
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		Time a((this-&gt;getTime()+t2)&#37;1440);</div>
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		return a;</div>
	<div>
		}</div>
	<div>
		Time operator- (Time&amp; t2)</div>
	<div>
		{</div>
	<div>
		Time a((this-&gt;getTime()-t2.getTime())&#37;1440);</div>
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		return a;</div>
	<div>
		}</div>
	<div>
		Time operator- (int t2)</div>
	<div>
		{</div>
	<div>
		Time a((this-&gt;getTime()-t2)&#37;1440);</div>
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		return a;</div>
	<div>
		}</div>
	<div>
		Time&amp; operator++()</div>
	<div>
		{</div>
	<div>
		time=(time+1)&#37;1440;</div>
	<div>
		return (*this);</div>
	<div>
		}</div>
	<div>
		Time&amp; operator--()</div>
	<div>
		{</div>
	<div>
		time=(time-1)&#37;1440;</div>
	<div>
		return (*this);</div>
	<div>
		}</div>
	<div>
		};</div>
	<div>
		&nbsp;</div>
	<div>
		ostream&amp; operator &lt;&lt;(ostream&amp; ostreamPoint, Time&amp; t)</div>
	<div>
		{</div>
	<div>
		cout &lt;&lt; t.getTimeString();</div>
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		return ostreamPoint;</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		// &quot;HHMM&quot; 포맷의 string을 parameter로 받는 Constructor</div>
	<div>
		Time::Time(string time)</div>
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		{</div>
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		int hour = atoi(time.substr(0, 2).c_str());</div>
	<div>
		int minute = atoi(time.substr(2).c_str());</div>
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		&nbsp;</div>
	<div>
		this-&gt;time = hour * 60 + minute;</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		// Getter functions</div>
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		int Time::getHour() const</div>
	<div>
		{</div>
	<div>
		return time / 60;</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		int Time::getMinute() const</div>
	<div>
		{</div>
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		return time &#37; 60;</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		int Time::getTime() const</div>
	<div>
		{</div>
	<div>
		return time;</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		// &quot;HH:MM&quot; 포맷의 string 리턴</div>
	<div>
		string Time::getTimeString() const</div>
	<div>
		{</div>
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		ostringstream ret;</div>
	<div>
		&nbsp;</div>
	<div>
		int hour = getHour();</div>
	<div>
		int minute = getMinute();</div>
	<div>
		&nbsp;</div>
	<div>
		ret &lt;&lt; ((hour &lt; 10) ? &quot;0&quot; : &quot;&quot;) &lt;&lt; hour &lt;&lt; &quot;:&quot;</div>
	<div>
		&lt;&lt; ((minute &lt; 10) ? &quot;0&quot; : &quot;&quot;) &lt;&lt; minute;</div>
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		&nbsp;</div>
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		return ret.str();</div>
	<div>
		}</div>
	<div>
		&nbsp;</div>
	<div>
		void main(int argc, char* argv[])</div>
	<div>
		{</div>
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		Time t1, t2(500), t3(argv[1]);</div>
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		&nbsp;</div>
	<div>
		cout &lt;&lt; t1 &lt;&lt; &quot; &quot; &lt;&lt; t2 &lt;&lt; &quot; &quot; &lt;&lt; t3 &lt;&lt; endl;</div>
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		&nbsp;</div>
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		t1 = t2;</div>
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		t2 = Time(300);</div>
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		&nbsp;</div>
	<div>
		cout &lt;&lt; t1 &lt;&lt; &quot; &quot; &lt;&lt; t2 &lt;&lt; &quot; &quot; &lt;&lt; t3 &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; t1.getHour() &lt;&lt; &quot; &quot; &lt;&lt; t2.getHour() &lt;&lt; &quot; &quot; &lt;&lt; t3.getHour() &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; t1.getMinute() &lt;&lt; &quot; &quot; &lt;&lt; t2.getMinute() &lt;&lt; &quot; &quot; &lt;&lt; t3.getMinute() &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
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		cout &lt;&lt; endl;</div>
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		&nbsp;</div>
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		cout &lt;&lt; (t1 == t1) &lt;&lt; &quot; &quot; &lt;&lt; (t1 != t1) &lt;&lt; &quot; &quot; &lt;&lt; (t1 == t2) &lt;&lt; &quot; &quot; &lt;&lt; (t1 != t2) &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; (t1 &lt; t1) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &lt;= t1) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &gt; t1) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &gt;= t1) &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; (t1 &lt; t2) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &lt;= t2) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &gt; t2) &lt;&lt; &quot; &quot; &lt;&lt; (t1 &gt;= t2) &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; (t2 &lt; t3) &lt;&lt; &quot; &quot; &lt;&lt; (t2 &lt;= t3) &lt;&lt; &quot; &quot; &lt;&lt; (t2 &gt; t3) &lt;&lt; &quot; &quot; &lt;&lt; (t2 &gt;= t3) &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; t1+t2 &lt;&lt; &quot; &quot; &lt;&lt; t2+300 &lt;&lt; &quot; &quot; &lt;&lt; t3-400 &lt;&lt; &quot; &quot; &lt;&lt; t3-t1 &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; t1 &lt;&lt; &quot; &quot; &lt;&lt; t2 &lt;&lt; &quot; &quot; &lt;&lt; t3 &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; t1++ &lt;&lt; &quot; &quot; &lt;&lt; t2-- &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; t1 &lt;&lt; &quot; &quot; &lt;&lt; t2 &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; ++t1 &lt;&lt; &quot; &quot; &lt;&lt; --t2 &lt;&lt; endl;</div>
	<div>
		cout &lt;&lt; t1 &lt;&lt; &quot; &quot; &lt;&lt; t2 &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; endl;</div>
	<div>
		&nbsp;</div>
	<div>
		cout &lt;&lt; t1.getTime() &lt;&lt; &quot; &quot; &lt;&lt; t2.getTime() &lt;&lt; &quot; &quot; &lt;&lt; t3.getTime() &lt;&lt; endl;</div>
	<div>
		}</div>
</div>
<p>
	&nbsp;</p>