{"id":24847,"date":"2021-11-02T09:54:35","date_gmt":"2021-11-02T04:24:35","guid":{"rendered":"https:\/\/python-programs.com\/?p=24847"},"modified":"2021-11-02T09:54:35","modified_gmt":"2021-11-02T04:24:35","slug":"python-sum-function-with-examples","status":"publish","type":"post","link":"https:\/\/python-programs.com\/python-sum-function-with-examples\/","title":{"rendered":"Python sum() Function with Examples"},"content":{"rendered":"<p><strong>sum() Function in Python:<\/strong><\/p>\n<p>The sum() function returns a number that represents the sum of all items in an iterable.<\/p>\n<p><strong>Syntax:<\/strong><\/p>\n<pre>sum(iterable, start)<\/pre>\n<p><strong>Parameters<\/strong><\/p>\n<p><strong>iterable<\/strong>: This is required. It is the sequence\u00a0 to be sumed.<\/p>\n<p><strong>start<\/strong>: This is optional. It is a value added to the return value. The value of start is 0 by default (if omitted)<\/p>\n<p><strong>Return Value:<\/strong><\/p>\n<p>sum() returns the sum of the iterable&#8217;s start and items.<\/p>\n<p><strong>Examples:<\/strong><\/p>\n<p><strong>Example1:<\/strong><\/p>\n<p><strong>Input:<\/strong><\/p>\n<pre>Given List = [1, 2, 6, 15, 5]<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">The sum of all the items in a given list = 29<\/pre>\n<p><strong>Example2:<\/strong><\/p>\n<p><strong>Input:<\/strong><\/p>\n<pre>Given List = [1, 2, 3, 5, 10]\r\nstart value = 4<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">The sum of all the items in a given list with given start value =  25<\/pre>\n<h2>sum() Function with Examples in Python<\/h2>\n<ul>\n<li><a href=\"#Using_Built-in_Functions_(Static_Input)\">Using Built-in Functions (Static Input)<\/a><\/li>\n<li><a href=\"#Using_Built-in_Functions_(User_Input)\">Using Built-in Functions (User Input)<\/a><\/li>\n<\/ul>\n<h3 id=\"Using_Built-in_Functions_(Static_Input)\">Method #1: Using Built-in Functions (Static Input)<\/h3>\n<h5>1)Without start value<\/h5>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the list as static input and store it in a variable.<\/li>\n<li>Pass the given list as an argument to the sum() function to get the sum of all the items in a given list.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Print the sum of all the items in a given list.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the list as static input and store it in a variable.\r\ngvn_lst = [1, 2, 6, 15, 5]\r\n# Pass the given list as an argument to the sum() function to get the sum of all\r\n# the items in a given list\r\n# Store it in another variable.\r\nsumm_lst = sum(gvn_lst)\r\n# Print the sum of all the items in a given list.\r\nprint(\"The sum of all the items in a given list =\", summ_lst)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">The sum of all the items in a given list = 29<\/pre>\n<h5>2)With start value<\/h5>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the list as static input and store it in a variable.<\/li>\n<li>Give the start value as static input and store it in a variable.<\/li>\n<li>Pass the given list, start value as the arguments to the sum() function to get the sum of all the items in a given list. Begin with the given start value and add all of the items in a list to it.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Print the sum of all the items in a given list with the given start value.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the list as static input and store it in a variable.\r\ngvn_lst = [1, 2, 3, 5, 10]\r\n# Give the start value as static input and store it in a variable.\r\ngvn_strt = 4\r\n# Pass the given list, start value as the arguments to the sum() function to\r\n# get the sum of all the items in a given list.\r\n# Begin with the given start value and add all of the items in a list to it.\r\n# Store it in another variable.\r\nsumm_lst = sum(gvn_lst, gvn_strt)\r\n# Print the sum of all the items in a given list with the given start value.\r\nprint(\"The sum of all the items in a given list with given start value = \", summ_lst)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">The sum of all the items in a given list with given start value =  25<\/pre>\n<h3 id=\"Using_Built-in_Functions_(User_Input)\">Method #2: Using Built-in Functions (User Input)<\/h3>\n<h5>1)Without start value<\/h5>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the list as user input using list(),map(),input(),and split() functions.<\/li>\n<li>Store it in a variable.<\/li>\n<li>Pass the given list as an argument to the sum() function to get the sum of all the items in a given list.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Print the sum of all the items in a given list.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the list as user input using list(),map(),input(),and split() functions.\r\n# Store it in a variable.\r\ngvn_lst = list(map(int, input(\r\n   'Enter some random List Elements separated by spaces = ').split()))\r\n# Pass the given list as an argument to the sum() function to get the sum of all\r\n# the items in a given list\r\n# Store it in another variable.\r\nsumm_lst = sum(gvn_lst)\r\n# Print the sum of all the items in a given list.\r\nprint(\"The sum of all the items in a given list =\", summ_lst)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre>Enter some random List Elements separated by spaces = 10 20 30 40 10\r\nThe sum of all the items in a given list = 110<\/pre>\n<h5>2)With start value<\/h5>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the list as user input using list(),map(),input(),and split() functions.<\/li>\n<li>Store it in a variable.<\/li>\n<li>Give the start value as user input using the int(input()) function and store it in a variable.<\/li>\n<li>Pass the given list, start value as the arguments to the sum() function to get the sum of all the items in a given list. Begin with the given start value and add all of the items in a list to it.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Print the sum of all the items in a given list with the given start value.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the list as user input using list(),map(),input(),and split() functions.\r\n# Store it in a variable.\r\ngvn_lst = list(map(int, input(\r\n   'Enter some random List Elements separated by spaces = ').split()))\r\n# Give the start value as user input using the int(input()) function\r\n# and store it in a variable.\r\ngvn_strt = int(input(\"Enter some random number = \"))\r\n# Pass the given list, start value as the arguments to the sum() function to\r\n# get the sum of all the items in a given list.\r\n# Begin with the given start value and add all of the items in a list to it.\r\n# Store it in another variable.\r\nsumm_lst = sum(gvn_lst, gvn_strt)\r\n# Print the sum of all the items in a given list with the given start value.\r\nprint(\"The sum of all the items in a given list with given start value = \", summ_lst)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre>Enter some random List Elements separated by spaces = 10 20 30 40 10\r\nEnter some random number = 20\r\nThe sum of all the items in a given list with given start value = 130<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>sum() Function in Python: The sum() function returns a number that represents the sum of all items in an iterable. Syntax: sum(iterable, start) Parameters iterable: This is required. It is the sequence\u00a0 to be sumed. start: This is optional. It is a value added to the return value. The value of start is 0 by &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/python-programs.com\/python-sum-function-with-examples\/\"> <span class=\"screen-reader-text\">Python sum() Function with Examples<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[5],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python sum() Function with Examples - Python Programs<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/python-programs.com\/python-sum-function-with-examples\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python sum() Function with Examples - Python Programs\" \/>\n<meta property=\"og:description\" content=\"sum() Function in Python: The sum() function returns a number that represents the sum of all items in an iterable. 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