Write a Python script to implement a binary search that returns the last occurrence index of a duplicate target value in a sorted array. Write a Python program that uses bisect_right to identify the rightmost index of a target and then prints the index of its last occurrence. Write a Python...
python my_string = "Hello, World!" print(my_string[0]) # Output: H print(my_string[7]) # Output: W Index Method: The index() method in Python is used to find the first occurrence of a specified value. It returns the index of the value if the value is present in the list, ...
Last update on April 19 2025 13:06:46 (UTC/GMT +8 hours)Find repeated character with smallest index.Write a Python program to find the first repeated character in a given string where the index of the first occurrence is smallest.Visual Presentation:Sample Solution:Python Code:# Define a fu...
Traceback (most recent call last): File "<string>", line 6, in result = sentence.index('Java') ValueError: substring not found Note:Index in Python starts from0and not1. So the occurrence is19and not20. Example 2: index() With start and end Arguments sentence ='Python programming is...
// Golang program to get the index of last occurrence of// specified substring in specified string.packagemainimport"fmt"import"strings"funcmain() { str1:="ABC PQR LMN PQR"str2:="XYZ LMN LMN PQR"fmt.Println(strings.LastIndex(str1,"PQR")) ...
str.lastIndexOf(substr,fromIndex)searches"g"backward fromfromIndexand locates the last occurrence of"g"which is at index3. Example 3: When Substring Is Not Found varstr ="I love JavaScript"; // passing a substring that is not in a given stringvarresult = str.lastIndexOf("Python") ...
Python's built-inindex()function is a useful tool for finding the index of a specific element in a sequence. This function takes an argument representing the value to search for and returns the index of the first occurrence of that value in the sequence. ...
What if there are multiple occurrences of the minimum value in the list? Will it return the first occurrence or the last? Theindexmethod returns the index of the first occurrence of the specified value. If you want to find the index of the last occurrence, you can reverse the list and ...
Theindex()method returns the index of the given element in the list. If the element is not found, aValueErrorexception is raised. Note: Theindex()method only returns the first occurrence of the matching element. Example 1: Find the index of the element ...
A3: No, the index() function returns the index of the first occurrence of the element in the list. To find all occurrences, you can use a loop or list comprehension along with the index() function. Q4: How can I find the last occurrence of an element using the index() function?