{"id":5665,"date":"2022-02-14T23:00:00","date_gmt":"2022-02-14T17:30:00","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=5665"},"modified":"2022-02-14T12:44:50","modified_gmt":"2022-02-14T07:14:50","slug":"cpp-program-to-calculate-the-power-of-a-number","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-the-power-of-a-number\/","title":{"rendered":"C++ Program to Calculate the Power of a Number"},"content":{"rendered":"\n<p>In this post, we will learn <strong>how to calculate the power of a number using C++<\/strong> Programming language.<\/p>\n\n\n\n<p>An expression that represents repeated multiplication of the same factor is called a <strong>power<\/strong>. For example: the power of a <strong>base<\/strong> &#8216;<strong>5<\/strong>&#8216; of <strong>exponent<\/strong> &#8216;<strong>2<\/strong>&#8216; is <strong>5<sup>2<\/sup><\/strong> = <strong>5 x 5<\/strong> = <strong>25<\/strong>.<\/p>\n\n\n\n<p>We will calculate the power of a number using the following approaches:<\/p>\n\n\n\n<ol><li>Using pow() function<\/li><li>Using While Loop<\/li><\/ol>\n\n\n\n<p>So, without further ado, let\u2019s begin this tutorial.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-662c5edd29070\" class=\"ez-toc-cssicon-toggle-label\"><label class=\"ez-toc-title\">Table of Contents<\/label>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0090ff;color:#0090ff\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #0090ff;color:#0090ff\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-662c5edd29070\" checked \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-the-power-of-a-number\/#C_Program_to_Calculate_the_Power_of_a_Number\" title=\"C++ Program to Calculate the Power of a Number\">C++ Program to Calculate the Power of a Number<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-the-power-of-a-number\/#How_Does_This_Program_Work\" title=\"How Does This Program Work ?\">How Does This Program Work ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-the-power-of-a-number\/#C_Program_to_Calculate_the_Power_of_a_Number_Using_For_Loop\" title=\"C++ Program to Calculate the Power of a Number Using For Loop\">C++ Program to Calculate the Power of a Number Using For Loop<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-the-power-of-a-number\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"c-program-to-calculate-the-power-of-a-number\"><span class=\"ez-toc-section\" id=\"C_Program_to_Calculate_the_Power_of_a_Number\"><\/span><strong>C++ Program to Calculate the Power of a Number<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ C++ Program to Calculate the Power of a Number\n#include &lt;iostream>\n#include &lt;cmath>\nusing namespace std;\n\nint main(){\n    float base, exp, power;\n    \n    \/\/ Asking for input\n    cout &lt;&lt; \"Enter the base: \";\n    cin >> base;\n    cout &lt;&lt; \"Enter the exponent: \";\n    cin >> exp;\n    \n    \/\/ Calculating power using pow() function\n    power = pow(base, exp);\n    \n    \/\/ Displaying output\n    cout &lt;&lt; base &lt;&lt;  \"^\" &lt;&lt; exp &lt;&lt; \" = \" &lt;&lt; power &lt;&lt; endl;\n    return 0;\n}\n<\/pre>\n\n\n\n<p><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Enter the base: 2\r\nEnter the exponent: 5\r\n2^5 = 32\r<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-does-this-program-work\"><span class=\"ez-toc-section\" id=\"How_Does_This_Program_Work\"><\/span><strong>How Does This Program Work ?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    float base, exp, power;\n<\/pre>\n\n\n\n<p>In this program, we have declared <strong>three floating data type<\/strong> variables named <strong>base<\/strong>, <strong>exp<\/strong> and <strong>power<\/strong>.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Asking for input\n    cout &lt;&lt; \"Enter the base: \";\n    cin >> base;\n    cout &lt;&lt; \"Enter the exponent: \";\n    cin >> exp;\n<\/pre>\n\n\n\n<p>Now, the user is asked to enter the <strong>base<\/strong> and <strong>exponent<\/strong>.\u00a0\u00a0<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Calculating power using pow() function\n    power = pow(base, exp);\n<\/pre>\n\n\n\n<p>The power of the entered number is calculated using the<strong> pow()<\/strong> function. The <strong>pow()<\/strong> function computes a base number raised to the power of an exponent. This function is located in the <strong>cmath<\/strong> header file.<\/p>\n\n\n\n<p>The power of the number gets stored in the <strong>power<\/strong> named variable.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Displaying output\n    cout &lt;&lt; base &lt;&lt;  \"^\" &lt;&lt; exp &lt;&lt; \" = \" &lt;&lt; power &lt;&lt; endl;\n<\/pre>\n\n\n\n<p>The power of the entered number is displayed on the screen using the <strong>cout<\/strong> statement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"c-program-to-calculate-the-power-of-a-number-using-for-loop\"><span class=\"ez-toc-section\" id=\"C_Program_to_Calculate_the_Power_of_a_Number_Using_For_Loop\"><\/span><strong>C++ Program to Calculate the Power of a Number Using For Loop<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ C++ Program to Calculate the Power of a Number Using For Loop\n#include &lt;iostream>\nusing namespace std;\n\nint main(){\n    float base, exp, power = 1;\n    \n    \/\/ Asking for input\n    cout &lt;&lt; \"Enter the base: \";\n    cin >> base;\n    cout &lt;&lt; \"Enter the exponent: \";\n    cin >> exp;\n    \n    \/\/ Calculating power\n    for (int i = 0; i &lt; exp; i++){\n        power = power * base;\n    }\n    \n    \/\/ Displaying output\n    cout &lt;&lt; base &lt;&lt; \"^\" &lt;&lt; exp &lt;&lt; \" = \" &lt;&lt; power &lt;&lt; endl;\n    return 0;\n}\n<\/pre>\n\n\n\n<p><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Enter the base: 3\r\nEnter the exponent: 3\r\n3^3 = 27\r<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>I hope after going through this post, you understand <strong>how to calculate the power of a number using C++<\/strong> Programming language.<\/p>\n\n\n\n<p>If you have any doubt regarding the post, then contact us in the comment section. We will be delighted to assist you.<\/p>\n\n\n\n<p><strong>Also Read:<\/strong><\/p>\n\n\n\n<ul><li><strong><a href=\"https:\/\/www.codingbroz.com\/cpp-program-to-add-five-numbers\/\">C++ Program to Add Five Numbers<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/cpp-program-to-reverse-a-number\/\">C++ Program to Reverse a Number<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/cpp-program-to-find-prime-number\/\">C++ Program to Check Prime Number<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/cpp-program-to-calculate-simple-interest\/\">C++ Program to Calculate Simple Interest<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/cpp-program-to-check-palindrome-number\/\">C++ Program to Check Palindrome Number<\/a><\/strong><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>In this post, we will learn how to calculate the power of a number using C++ Programming language.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[168,358],"tags":[362,601,361],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/5665"}],"collection":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/comments?post=5665"}],"version-history":[{"count":5,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/5665\/revisions"}],"predecessor-version":[{"id":5671,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/5665\/revisions\/5671"}],"wp:attachment":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media?parent=5665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/categories?post=5665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/tags?post=5665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}