Tag: exist
C++: Test / Check if a value exist in Vector
In this article, we will discuss different ways to check if a vector contains an element or not. Table of Contents C++: Check if an item exits in vector using find(). C++: Check if item exits in vector using range based for loop. C++: Check if item exits in vector and get index position. C++: …
Python | Add to Dictionary If Key doesn’t exist
This article will discuss how to add key-value pairs in the dictionary only when Key does not exist. Add a key-value pair to the dictionary if Key doesn’t exist Suppose we have a dictionary of string and integers, # Dictionary of strings and ints word_freq = {“Hello”: 56, “at”: 23, “test”: 43, “this”: 43} Now, …
How to Check if element exist in array in C++?
In this article, we will discuss different ways to check if an element exist in an array or not in C++. Table Of Contents Problem Description Check if element exist in array using Binary Search Check if element exist in array using Linear Search Check if element exist in array using std::binary_search() Check if element …
Check if multiple strings exist in a string in Python
In this Python tutorial, we will learn about different methods through which we can check if multiple strings exist in another string in python. Table Of Contents Method 1 : Using for loop Method 2 : Using any() function : Method 3 : Using re.findall() Method 4 : Using For Loop and if Summary Method …
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