থিওরি অফ কম্পিউটেশন

<style>/*<meta name='google-adsense-platform-account' content='ca-host-pub-1556223355139109'/>
<meta name='google-adsense-platform-domain' content='blogspot.com'/>

</head><body>*/</style>

<style>/*
<script type="text/javascript" src="https://www.blogger.com/static/v1/widgets/523887051-widgets.js"></script>
<script type='text/javascript'>
window['__wavt'] = 'AOuZoY6mU8g4FnoAYvmEVGgyWfa6sfP2EA:1716053362588';_WidgetManager._Init('//www.blogger.com/rearrange?blogID\x3d1412089601060217346','//shaharearbangla.blogspot.com/search/label/%E0%A6%A5%E0%A6%BF%E0%A6%93%E0%A6%B0%E0%A6%BF%20%E0%A6%85%E0%A6%AB%20%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BF%E0%A6%89%E0%A6%9F%E0%A7%87%E0%A6%B6%E0%A6%A8?updated-max\x3d2020-10-05T07:35:00-07:00\x26max-results\x3d10\x26start\x3d10\x26by-date\x3dfalse','1412089601060217346');
_WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '1412089601060217346', 'title': 'Ajker Blog', 'url': 'https://shaharearbangla.blogspot.com/search/label/%E0%A6%A5%E0%A6%BF%E0%A6%93%E0%A6%B0%E0%A6%BF%20%E0%A6%85%E0%A6%AB%20%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BF%E0%A6%89%E0%A6%9F%E0%A7%87%E0%A6%B6%E0%A6%A8?updated-max\x3d2020-10-05T07:35:00-07:00\x26max-results\x3d10\x26start\x3d10\x26by-date\x3dfalse', 'canonicalUrl': 'https://shaharearbangla.blogspot.com/search/label/%E0%A6%A5%E0%A6%BF%E0%A6%93%E0%A6%B0%E0%A6%BF%20%E0%A6%85%E0%A6%AB%20%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BF%E0%A6%89%E0%A6%9F%E0%A7%87%E0%A6%B6%E0%A6%A8?updated-max\x3d2020-10-05T07:35:00-07:00\x26max-results\x3d10\x26start\x3d10\x26by-date\x3dfalse', 'homepageUrl': 'https://shaharearbangla.blogspot.com/', 'searchUrl': 'https://shaharearbangla.blogspot.com/search', 'canonicalHomepageUrl': 'https://shaharearbangla.blogspot.com/', 'blogspotFaviconUrl': 'https://shaharearbangla.blogspot.com/favicon.ico', 'bloggerUrl': 'https://www.blogger.com', 'hasCustomDomain': false, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': 'UA-109728666-2', 'encoding': 'UTF-8', 'locale': 'en', 'localeUnderscoreDelimited': 'en', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Ajker Blog - Atom\x22 href\x3d\x22https://shaharearbangla.blogspot.com/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22Ajker Blog - RSS\x22 href\x3d\x22https://shaharearbangla.blogspot.com/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Ajker Blog - Atom\x22 href\x3d\x22https://www.blogger.com/feeds/1412089601060217346/posts/default\x22 /\x3e\n', 'meTag': '', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': false, 'adsenseAutoAds': false, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/8a8c39e8754b0ef7', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': 'Get link', 'key': 'link', 'shareMessage': 'Get link', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Share to Facebook', 'target': 'facebook'}, {'name': 'BlogThis!', 'key': 'blogThis', 'shareMessage': 'BlogThis!', 'target': 'blog'}, {'name': 'Twitter', 'key': 'twitter', 'shareMessage': 'Share to Twitter', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Share to Pinterest', 'target': 'pinterest'}, {'name': 'Email', 'key': 'email', 'shareMessage': 'Email', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27en\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': 'Read more', 'pageType': 'index', 'searchLabel': '\u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8', 'pageName': '\u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8', 'pageTitle': 'Ajker Blog: \u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8', 'metaDescription': ''}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': 'Edit', 'linkCopiedToClipboard': 'Link copied to clipboard!', 'ok': 'Ok', 'postLink': 'Post Link'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': 'Custom', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'Ajker Blog', 'description': '', 'url': 'https://shaharearbangla.blogspot.com/search/label/%E0%A6%A5%E0%A6%BF%E0%A6%93%E0%A6%B0%E0%A6%BF%20%E0%A6%85%E0%A6%AB%20%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BF%E0%A6%89%E0%A6%9F%E0%A7%87%E0%A6%B6%E0%A6%A8?updated-max\x3d2020-10-05T07:35:00-07:00\x26max-results\x3d10\x26start\x3d10\x26by-date\x3dfalse', 'type': 'feed', 'isSingleItem': false, 'isMultipleItems': true, 'isError': false, 'isPage': false, 'isPost': false, 'isHomepage': false, 'isArchive': false, 'isSearch': true, 'isLabelSearch': true, 'search': {'label': '\u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8', 'resultsMessage': 'Showing posts with the label \u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8', 'resultsMessageHtml': 'Showing posts with the label \x3cspan class\x3d\x27search-label\x27\x3e\u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8\x3c/span\x3e'}}}, {'name': 'widgets', 'data': [{'title': 'Upload Image', 'type': 'Image', 'sectionId': 'upload-image', 'id': 'Image10'}, {'title': 'Icons, Dark, Search', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList10'}, {'title': 'Menu', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList11'}, {'title': '#Popular Weeky', 'type': 'PopularPosts', 'sectionId': 'special-home', 'id': 'PopularPosts11', 'posts': [{'title': '\u09b8\u09be\u099c\u09c7\u0995 \u09ad\u09cd\u09af\u09be\u09b2\u09bf \u09b0\u09be\u0999\u09cd\u0997\u09be\u09ae\u09be\u099f\u09bf \u09ad\u09cd\u09b0\u09ae\u09a3 \u0997\u09be\u0987\u09a1\u0983 \u0995\u0996\u09a8-\u0995\u09c0\u09ad\u09be\u09ac\u09c7 \u09af\u09be\u09ac\u09c7\u09a8 \u099c\u09c7\u09a8\u09c7 \u09a8\u09bf\u09a8', 'id': 7921799214618379075}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u098f\u09ac\u0982 \u09ae\u09c7\u09df\u09c7\u099f\u09bf \u0985\u09a5\u09ac\u09be \u09ad\u09be\u09b2\u09ac\u09be\u09b8\u09be', 'id': 4144873700993538311}, {'title': '\u09a8\u09be\u09aa\u09be \u09b8\u09ae\u09be\u099a\u09be\u09b0 (\u0985\u09a8\u09c1\u0997\u09b2\u09cd\u09aa, \u09b0\u09ae\u09cd\u09af)', 'id': 3426833576861153082}, {'title': '\u09b0\u09b9\u09b8\u09cd\u09af \u0997\u09b2\u09cd\u09aa\u0983 \u0986\u09ab\u09a8\u09be\u09a8 \u0993 \u09aa\u09dc\u09b6\u09c0\u09b0 \u09b6\u09c7\u09b7 \u09aa\u09b0\u09bf\u09a3\u09a4\u09bf!', 'id': 3463501057471960998}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u0986\u099c \u09aa\u09b0\u09c0\u09b0 \u099c\u09a8\u09cd\u09ae\u09a6\u09bf\u09a8', 'id': 381243759551313457}, {'title': '\u0989\u099f \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09c7 \u09ac\u09bf\u09b8\u09cd\u09ae\u09df\u0995\u09b0 \u09a4\u09a5\u09cd\u09af\u0964 \u0986\u09b2\u09cd\u09b2\u09be\u09b9 \u09aa\u09be\u0995\u09c7\u09b0 \u098f\u0995 \u09b0\u09b9\u09b8\u09cd\u09af\u09ae\u09df \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u09ae\u09b0\u09c1\u09ad\u09c2\u09ae\u09bf\u09b0 \u099c\u09be\u09b9\u09be\u099c \u0989\u099f\u0964', 'id': 4038522643502897071}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u09b8\u09a4\u09cd\u09af\u09c7\u09b0 \u0986\u09dc\u09be\u09b2\u09c7 ( \u09ad\u09be\u09b2\u09ac\u09be\u09b8\u09be\u09b0 \u0997\u09b2\u09cd\u09aa )', 'id': 4799211545109607775}]}, {'title': '#CustomPost by Label', 'type': 'HTML', 'sectionId': 'special-home', 'id': 'HTML26'}, {'title': 'Featured Post', 'type': 'FeaturedPost', 'sectionId': 'before-blog', 'id': 'FeaturedPost1', 'postId': '2063715649004931511'}, {'title': 'Blog Posts', 'type': 'Blog', 'sectionId': 'blog-post', 'id': 'Blog1', 'posts': [], 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'share', 'label': ''}, {'name': 'author', 'label': 'by'}, {'name': 'timestamp', 'label': 'MMM d, yyyy'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'icons', 'label': ''}]}, {'regionName': 'footer2', 'items': [{'name': 'labels', 'label': 'Tags'}]}], 'allBylineItems': [{'name': 'share', 'label': ''}, {'name': 'author', 'label': 'by'}, {'name': 'timestamp', 'label': 'MMM d, yyyy'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'icons', 'label': ''}, {'name': 'labels', 'label': 'Tags'}]}, {'title': '#You may also like', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML15'}, {'title': 'Contact Form', 'type': 'ContactForm', 'sectionId': 'sidebar-static', 'id': 'ContactForm1'}, {'title': 'Popular Posts', 'type': 'PopularPosts', 'sectionId': 'sidebar-static', 'id': 'PopularPosts10', 'posts': [{'title': '\u09a1\u09cd\u09af\u09be\u09ab\u09cb\u09a1\u09bf\u09b2 \u0987\u09a8\u09cd\u099f\u09be\u09b0\u09a8\u09cd\u09af\u09be\u09b6\u09a8\u09be\u09b2 \u0987\u0989\u09a8\u09bf\u09ad\u09be\u09b0\u09cd\u09b8\u09bf\u099f\u09bf\u09b0 \u09ef\u09ae \u0995\u09a8\u09ad\u09cb\u0995\u09c7\u09b6\u09a8 \u09e8\u09e6\u09e8\u09e8 \u0986\u09b0 \u0986\u09ae\u09bf', 'id': 3124344976906600164}, {'title': '\u09ac\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09c1\u09ae\u09be\u09b0 (\u0995\u09be\u09b2\u09cd\u09aa\u09a8\u09bf\u0995) | \u09b2\u09bf\u0996\u09be: \u09b9\u09c1\u09ae\u09be\u09df\u09b0\u09be \u09a8\u09be\u099c\u09a8\u09c0\u09a8 \u0985\u09b0\u09cd\u09aa\u09be', 'id': 4948801613689539735}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u09ac\u09b0\u09cd\u09b7\u09be\u09b0 \u099c\u09b2\u0997\u09c1\u09b2\u09bf', 'id': 1416754191278393562}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u099c\u09c0\u09ac\u09be\u09b6\u09cd\u09ae', 'id': 392771412360590497}, {'title': '\u099c\u09a8\u09bf \u09ad\u09be\u0987 \u0993 \u09ae\u09bf\u09df\u09be \u0986\u09aa\u09be\u09b0 \u09b2\u0995 \u09a1\u09be\u0989\u09a8\u09c7\u09b0 \u09a2\u09be\u0995\u09be \u0986\u09b8\u09be\u09b0 \u0997\u09b2\u09cd\u09aa \u0993 \u09ae\u09bf\u09df\u09be \u0986\u09aa\u09be\u09b0 \u09b8\u09be\u09a5\u09c7 \u0998\u09c1\u09b0\u09a4\u09c7 \u09af\u09be\u0993\u09df\u09be', 'id': 4966772180199156069}, {'title': '\u0997\u09b2\u09cd\u09aa\u0983 \u09ad\u09be\u09b2\u09ac\u09be\u09b8\u09be \u098f\u09ac\u0982 \u0995\u09bf\u099b\u09c1 \u09b6\u09c2\u09a8\u09cd\u09af\u09a4\u09be', 'id': 6970227979360060938}, {'title': '\u09b8\u09a4\u09cd\u09af \u0998\u099f\u09a8\u09be \u0985\u09ac\u09b2\u09ae\u09cd\u09ac\u09a8\u09c7 \u0997\u09b2\u09cd\u09aa\u0983 \u0985\u09aa\u09c2\u09b0\u09cd\u09a8\u09a4\u09be', 'id': 4833586221505378682}, {'title': '\u0997\u09b2\u09cd\u09aa : \u09b0\u0982 \u09a8\u09be\u09ae\u09cd\u09ac\u09be\u09b0', 'id': 1976637158681929157}, {'title': '\u09aa\u09be\u09aa\u09dc\u09bf \u0997\u09c1\u09b2\u09cb \u099d\u09b0\u09c7 \u09aa\u09dc\u09be', 'id': 6252899596484336599}, {'title': '\u0995\u09be\u09b2\u09cd\u09aa\u09a8\u09bf\u0995 \u0997\u09b2\u09cd\u09aa\u0983 \u0985\u09a8\u09cd\u09a7\u0995\u09be\u09b0 \u09b8\u09bf\u0981\u09dc\u09bf', 'id': 1172354485320004848}]}, {'title': 'Categories', 'type': 'Label', 'sectionId': 'sidebar-static', 'id': 'Label10'}, {'title': '#Recent Post', 'type': 'HTML', 'sectionId': 'sidebar-static', 'id': 'HTML19'}, {'title': 'About Us', 'type': 'HTML', 'sectionId': 'footer-widget', 'id': 'HTML21'}, {'title': 'Learn More', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList13'}, {'title': 'Follow Us', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList14'}, {'title': 'Newsletter', 'type': 'HTML', 'sectionId': 'footer-widget', 'id': 'HTML22'}, {'title': 'Copyright', 'type': 'HTML', 'sectionId': 'copyright', 'id': 'HTML23'}, {'title': 'SVG Icons', 'type': 'HTML', 'sectionId': 'jet-options', 'id': 'HTML27'}, {'title': 'License Key', 'type': 'HTML', 'sectionId': 'jet-options', 'id': 'HTML28'}]}]);
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image10', 'upload-image', document.getElementById('Image10'), {'resize': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList10', 'header-main', document.getElementById('LinkList10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList11', 'header-main', document.getElementById('LinkList11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts11', 'special-home', document.getElementById('PopularPosts11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML26', 'special-home', document.getElementById('HTML26'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_FeaturedPostView', new _WidgetInfo('FeaturedPost1', 'before-blog', document.getElementById('FeaturedPost1'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog1', 'blog-post', document.getElementById('Blog1'), {'cmtInteractionsEnabled': false, 'navMessage': 'No posts with label \x3cb\x3e\u09a5\u09bf\u0993\u09b0\u09bf \u0985\u09ab \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09c7\u09b6\u09a8\x3c/b\x3e. \x3ca href\x3d\x22https://shaharearbangla.blogspot.com/\x22\x3eShow all posts\x3c/a\x3e', 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/1781096480-lbx.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/13464135-lightbox_bundle.css'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML15', 'ads-post', document.getElementById('HTML15'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ContactFormView', new _WidgetInfo('ContactForm1', 'sidebar-static', document.getElementById('ContactForm1'), {'contactFormMessageSendingMsg': 'Sending...', 'contactFormMessageSentMsg': 'Your message has been sent.', 'contactFormMessageNotSentMsg': 'Message could not be sent. Please try again later.', 'contactFormInvalidEmailMsg': 'A valid email address is required.', 'contactFormEmptyMessageMsg': 'Message field cannot be empty.', 'title': 'Contact Form', 'blogId': '1412089601060217346', 'contactFormNameMsg': 'Name', 'contactFormEmailMsg': 'Email', 'contactFormMessageMsg': 'Message', 'contactFormSendMsg': 'Send', 'contactFormToken': 'AOuZoY4kxvbBANmcV-HNen-jf6Nqyd4PBQ:1716053362589', 'submitUrl': 'https://www.blogger.com/contact-form.do'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts10', 'sidebar-static', document.getElementById('PopularPosts10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label10', 'sidebar-static', document.getElementById('Label10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML19', 'sidebar-static', document.getElementById('HTML19'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML21', 'footer-widget', document.getElementById('HTML21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList13', 'footer-widget', document.getElementById('LinkList13'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList14', 'footer-widget', document.getElementById('LinkList14'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML22', 'footer-widget', document.getElementById('HTML22'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML23', 'copyright', document.getElementById('HTML23'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML27', 'jet-options', document.getElementById('HTML27'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML28', 'jet-options', document.getElementById('HTML28'), {}, 'displayModeFull'));
</script>
</body>*/</style>