Isaac Emmanuel
15 Jun 2024•EasyC++ / Python / TypeScript

Repeated Substring Pattern

C++, Python and TypeScript solutions for Repeated Substring Pattern.

View original LeetCode question

The Repeated Substring Pattern solutions are below.

Solution files

Python•repeated-substring-pattern/synced-solution.py
def repeatedSubstringPattern(s):
    return s in (s + s)[1:-1]
C++•repeated-substring-pattern/synced-solution.cpp
class Solution {
public:
    bool repeatedSubstringPattern(string s) {
        string doubled = s + s;
        return doubled.substr(1, 2 * s.length() - 2).find(s) != string::npos;
    }
};
TypeScript•repeated-substring-pattern/synced-solution.ts
function repeatedSubstringPattern(s: string): boolean {
    const doubled = s + s;
    return doubled.substring(1, 2 * s.length - 1).includes(s);
}