1+ < html >
2+ < head >
3+ < title > Practice2</ title >
4+ < link rel ="stylesheet " type ="text/css " href ="style.css " />
5+ < SCRIPT LANGUAGE ="javascript ">
6+ Now = new Date ( ) ;
7+ month = Now . getMonth ( ) + 1 ;
8+ document . write ( "Ñåãîäíÿ " + Now . getDate ( ) + "-" + month + "-" + Now . getFullYear ( ) ) ;
9+
10+ </ SCRIPT >
11+ </ head >
12+ < body background = "pic3.jpeg ">
13+ < marquee behavior ="scroll " direction ="left " scrolldelay ="10 " bgcolor ="#dddddd "> HELLO WORLD!!!</ marquee >
14+ < h1 >
15+ < p id = "p1 " align ="center "> !Ðàáîòà ñ ôàéëàìè!</ p >
16+ </ h1 >
17+ < br >
18+ < br >
19+ < p id = "p2 " align ="center "> Çàäàíèå ïî ïðàêòèêå ¹2</ p >
20+ < br >
21+ < p id = "p3 " align ="center "> Äàíû âåùåñòâåííûå ÷èñëà A,B è öåëîå ÷èñëî N. Ñîçäàòü òåêñòîâûé ôàéë,
22+ ñîäåðæàùèé òàáëèöó çíà÷åíèé ôóíêöèè sqrt(x) íà ïðîìåæóòêå [A,B] ñ øàãîì (B - A)/N. Òàáëèöà
23+ ñîñòîèò èç äâóõ ñòîëáöîâ: ñ àðãóìåíòàìè x (10 ïîçèöèé, èç íèõ 4 ïîä äðîáíóþ ÷àñòü) è ñî çíà÷åíèåì
24+ sqrt(x) (15 ïîçèöèé, èç íèõ 8 ïîä äðîáíóþ ÷àñòü). Ñòîëáöû âûðàâíèâàþòñÿ ïî ïðàâîìó êðàþ.</ p >
25+
26+ < h2 >
27+ < p id = "p4 " align ="left "> Ëèñòèíã ïðîãðàììû</ p >
28+ </ h2 >
29+ < br >
30+
31+ < p id = "p5 " align ="left ">
32+
33+ < pre >
34+ < span class ="orange "> from</ span > math < span class ="orange "> import</ span > sqrt < span class ="comments "> # ïîäêëþ÷åíèå äëÿ ðàñ÷åòà êâàäðàòíîãî êîðíÿ</ span >
35+ filename = < span class ="green "> "result.txt"</ span >
36+
37+ f1 = < span class ="special "> open</ span > (filename, < span class ="green "> "w"</ span > ) < span class ="comments "> # îòêðûòèå ôàéëà äëÿ çàïèñè</ span >
38+
39+ a = < span class ="special "> float</ span > (< span class ="special "> input</ span > (< span class ="green "> u"Ââåäèòå A: "</ span > )) < span class ="comments "> #ââîä äàííûõ</ span >
40+ b = < span class ="special "> float</ span > (< span class ="special "> input</ span > (< span class ="green "> u"Ââåäèòå B: "</ span > ))
41+
42+ n = < span class ="special "> int</ span > (< span class ="special "> input</ span > (< span class ="green "> u"Ââåäèòå N: "</ span > ))
43+ s = (b-a)/n #ðàñ÷åò øàãà
44+
45+ < span class ="orange "> while</ span > a< =b: < span class ="comments "> #öèêë ïî çàïèñè ÷èñåë â ôàéë</ span >
46+
47+ < span class ="special "> print</ span > str(a), str(sqrt(a)) < span class ="comments "> #âûâîä â êîíñîëü</ span >
48+
49+ < span class ="comments "> #çàïèñü äëÿ ÷èñåë ñ
50+ #îïðåäåëåííûì ôîðìàòîì è âûðàâíèâàíèåì ïî êðàâîìó êðàþ
51+ #åñëè íàäî ïî ëåâîìó, òî ñòàâèòü çíàê "-", ïåðåä ôîðìàòîì</ span >
52+
53+ f1.write(< span class ="green "> '%10.4f '</ span > % (a)), f1.write(< span class ="green "> '%15.8f\n'</ span > % (sqrt(a)))
54+
55+ a=a+s < span class ="comments "> # óâåëè÷åíèå çíà÷åíèÿ íà øàã</ span >
56+
57+ f1.close()
58+ </ p >
59+ </ pre >
60+ < h2 >
61+ < p id = "p6 " align ="left "> Ñêðèíøîòû âûïîëíåíèÿ ïðîãðàììû</ p >
62+ </ h2 >
63+ < p > < center > < img src ="pic1.jpg " alt ="Ïðîìåæóòî÷íûé ðåçóëüòàò, âûâîäèìûé â êîíñîëü "> </ center > </ p >
64+ < p align ="center "> Ïðîìåæóòî÷íûé ðåçóëüòàò, âûâîäèìûé â êîíñîëü</ p > < br >
65+ < br >
66+ < br >
67+ < p > < center > < img src ="pic2.jpg " alt ="Ðåçóëüòàò, çàïèñàííûé â ôàéë "> </ center > </ p >
68+ < p align ="center "> Ðåçóëüòàò, çàïèñàííûé â ôàéë</ p >
69+ < h2 >
70+ < p id = "p7 " align ="left "> Ññûëêè:</ p >
71+ </ h2 >
72+ < p id = "p8 " align ="left ">
73+ < a href ="laba2.py "> Ôàéë ïðîãðàììû</ a >
74+ < br >
75+ < a href ="result.txt "> Ôàéë, â êîòîðûé çàïèñàëèñü ðåçóëüòàòû </ a >
76+ </ p >
77+ </ body >
78+ </ html >
79+
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