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Category: C Programming

C program to convert Octal to Decimal number system

Posted on December 19, 2023December 19, 2023 By thecodepathshala No Comments on C program to convert Octal to Decimal number system

Example Input Input octal number: 172 Output Decimal number: 122 Logic to convert from octal to decimal

C Programming, Programming

C program to convert Octal to Binary number system

Posted on December 19, 2023December 19, 2023 By thecodepathshala No Comments on C program to convert Octal to Binary number system

Example Input Input octal number: 172 Output Binary of 172: 01111010 Logic to convert octal to binary number system I have divided the octal to binary conversion in three steps. Extract last digit from octal number. Find binary equivalent of octal digit found above. Combine all converted binary together. Octal to Binary conversion table Decimal Octal…

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C Programming, Programming

C program to convert Binary to Hexadecimal number system

Posted on December 19, 2023December 19, 2023 By thecodepathshala 1 Comment on C program to convert Binary to Hexadecimal number system

Example Input Enter binary number: 11000010 Output Hexadecimal: C2 Logic to convert binary to hexadecimal number system Binary to hexadecimal conversion algorithm is divided in two parts. Group all binary bits to 4 digits starting from right side. Write corresponding hexadecimal value of each grouped digit. Binary to hexadecimal conversion table Decimal Binary Hexadecimal 0…

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C Programming, Programming

C program to convert Binary to Octal number system

Posted on December 18, 2023December 18, 2023 By thecodepathshala 1 Comment on C program to convert Binary to Octal number system

Example Input Input binary number: 00110111 Output Octal number: 67 Logic to convert Binary to Octal number system To make things simple and sound, I have divided the logic in two easy steps. Group all binary bits to 3 digits starting from right side. Write corresponding octal value for each grouped binary value. Binary to…

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C Programming, Programming

C program to convert Binary to Decimal number system

Posted on December 18, 2023December 18, 2023 By thecodepathshala No Comments on C program to convert Binary to Decimal number system

Example Input Input number: 0011 Output Decimal: 3 Logic to convert binary to decimal number system Another approach using two’s complement

C Programming, Programming

C program to find twos complement of a binary number

Posted on December 18, 2023December 18, 2023 By thecodepathshala No Comments on C program to find twos complement of a binary number

Example Input Input binary number: 01101110 Output Twos complement: 10010010 Twos complement of an <i>N</i>-bit number is defined as the complement with respect to 2<sup>N</sup>. It is the result of subtracting the number from 2<sup>N</sup>, which in binary is one followed by <i>N</i> zeroes. In simple words twos complement is defined as sum of ones complement of a binary number and…

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C Programming, Programming

C program to find ones complement of a binary number

Posted on December 18, 2023 By thecodepathshala No Comments on C program to find ones complement of a binary number

Example Input Input binary number: 01000011 Output Ones complement: 10111100 Ones complementย of a binary number is defined as value obtained byย inverting all binary bits. It is the result of swapping all 1s to 0s and all 0s to 1s.

C Programming, Programming

C program to print fibonacci series upto n terms

Posted on December 18, 2023December 18, 2023 By thecodepathshala 1 Comment on C program to print fibonacci series upto n terms

Example Input Input number of terms: 10 Output Fibonacci series: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34 Fibonacci seriesย is a series of numbers where the current number is the sum of previous two terms. For Example: 0, 1, 1, 2, 3, 5, 8, 13, 21, โ€ฆ , (n-1th + n-2th) Program to…

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C Programming, Programming

C program to print strong numbers between 1 to n

Posted on December 18, 2023December 18, 2023 By thecodepathshala No Comments on C program to print strong numbers between 1 to n

Example Input Input upper limit: 1000 Output Strong numbers between 1-1000: 1, 2, 145 Strong numberย is a special number whose sum of factorial of digits is equal to the original number. For example: 145 is strong number. Since,ย 1! + 4! + 5! = 145 Program to print strong numbers in given range

C Programming, Programming

C program to check whether a number is Strong number or not

Posted on December 18, 2023December 18, 2023 By thecodepathshala No Comments on C program to check whether a number is Strong number or not

Example Input Input number: 145 Output 145 is STRONG NUMBER Strong numberย is a special number whose sum of factorial of digits is equal to the original number.For example: 145 is strong number. Since,ย 1! + 4! + 5! = 145

C Programming, Programming

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๐Ÿ”ฅ C++ STL IN 30 MINUTES โ€” Complete Introduction for DSA & Coding Interviews!

Confused about C++ STL while solving DSA and LeetCode problems? In this video, weโ€™ll understand the Standard Template Library (STL) from scratch and learn the most important concepts you actually need for competitive programming, DSA, placements and coding interviews.

Instead of spending hours learning STL, this 30-minute C++ STL crash course gives you a practical overview of the most important STL components with examples and complexity.

๐Ÿš€ What You'll Learn

โœ… What is C++ STL?
โœ… Why STL is important for DSA
โœ… STL Containers
โœ… Vector
โœ… Pair
โœ… List
โœ… Stack
โœ… Queue
โœ… Priority Queue
โœ… Set
โœ… Map
โœ… Unordered Map / Set
โœ… Iterators
โœ… Important STL Algorithms
โœ… sort()
โœ… reverse()
โœ… find()
โœ… binary_search()
โœ… lower_bound()
โœ… upper_bound()
โœ… min() / max()
โœ… Time Complexity of important STL operations
โœ… How STL helps in LeetCode & Coding Interviews

๐Ÿ’ก Why Should You Learn STL?

If you're preparing for:

๐Ÿ”ฅ LeetCode
๐Ÿ”ฅ Coding Interviews
๐Ÿ”ฅ DSA Placements
๐Ÿ”ฅ Competitive Programming
๐Ÿ”ฅ Amazon / Microsoft / Google / Meta Interviews
๐Ÿ”ฅ C++ Programming

then knowing STL can significantly reduce the amount of code you need to write and help you focus on the actual problem-solving logic.

By the end of this video, you should have a clear roadmap of which C++ STL containers, functions and algorithms you need to learn for DSA.

๐Ÿ‘‰ Subscribe to TheCodePathshala for practical DSA, C++, LeetCode and System Design videos.

๐Ÿ‘ Like the video if this STL crash course helped you!

๐Ÿ’ฌ Comment below: Which STL topic confuses you the most?

#๏ธโƒฃ HASHTAGS

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C++ STL IN 30 MINUTES ๐Ÿ”ฅ | Complete STL Introduction for DSA & Interviews
Important!!
Is DSA required for FAANG interview ๐Ÿ‡ฎ๐Ÿ‡ณโ™ฅ๏ธ
Bug free code | prod ready #google #leetcode #codeprep #codeadventure #codeeveryday
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LeetCode #1 โ€“ Two Sum | Under 3 Minutes #leetcode #viral #codeeveryday #codelife
๐Ÿš€ LeetCode #1 โ€“ Two Sum Explained in Under 2 Minutes!
Learn the most asked coding interview problem using the Hash Map approach and understand why it runs in O(n) time instead of O(nยฒ).
In this Short, you'll learn:
โœ… Problem statement
โœ… Optimized Hash Map approach
โœ… Step-by-step dry run
โœ… Time & Space Complexity
โœ… Interview tips
If you're preparing for FAANG, Microsoft, Amazon, Google, or any software engineering interview, this series is for you.
๐Ÿ‘ Like the video if it helped.
๐Ÿ’ฌ Comment which LeetCode problem I should explain next.
๐Ÿ”” Subscribe for daily DSA, Golang, System Design, and Coding Interview content.
#leetcode #twosum #dsa #coding #programming #cpp #golang #interview #softwareengineer #shorts #codinginterview #algorithms #datastructures
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