In C++ 8vector mystery (string word){vector result;if (word. length() <= 1){}result.push_back(word);return result;}for (int i = 0; i < word. length(); i++){string shorter_word = word.substr(0, 1)+ word.substr(i + 1);vector shorter_mystery = mystery (shorter_word);for (int j = 0; j < shorter_mystery.size(); j++){}string longer_word = word [i] + shorter_mystery [j];result.push_back (longer_word);}return result;The code enters a situation where it keeps calling itself without ever ending.The code returns the number of characters in a string.The code generates all permutations of the characters in a string.The code always extracts the first character from the entered string and placesthe remaining string as a suffix. What does this function do?vector mystery (string word)vector result;if (word. length() <= 1){{}result.push_back(word);return result;}for (int i = 0; i < word. length(); i++){string shorter_word = word.substr(0, i)+ word.substr(i + 1);vector shorter_mystery = mystery (shorter_word);for (int j = 0; j < shorter_mystery.size(); j++){}string longer_word = word [i] + shorter_mystery [j];result.push_back (longer_word);}return result;The code enters a situation where it keeps calling itself without ever ending.The code returns the number of characters in a string.The code generates all permutations of the characters in a string.The code always extracts the first character from the entered string and places

The given function seems to manipulate a string in a particular way, but it's not immediately clear…

vector mystery (string word) { vector result; if (word. length() <= 1) { } result.push_back (word); return result; } for (int i = 0; i < word. length(); i++) { string shorter_word = word.substr(0, i) + word.substr(i + 1); vector shorter_mystery = mystery (shorter_word); for (int j = 0; j < shorter_mystery.size(); j++) { } string longer_word = word [i] + shorter_mystery [j]; result.push_back (longer_word); } return result; The code enters a situation where it keeps calling itself without ever ending. The code returns the number of characters in a string. The code generates all permutations of the characters in a string. The code always extracts the first character from the entered string and places the remaining string as a suffix.

vector mystery (string word) { vector result; if (word. length() <= 1) { } result.push_back (word); return result; } for (int i = 0; i < word. length(); i++) { string shorter_word = word.substr(0, i) + word.substr(i + 1); vector shorter_mystery = mystery (shorter_word); for (int j = 0; j < shorter_mystery.size(); j++) { } string longer_word = word [i] + shorter_mystery [j]; result.push_back (longer_word); } return result; The code enters a situation where it keeps calling itself without ever ending. The code returns the number of characters in a string. The code generates all permutations of the characters in a string. The code always extracts the first character from the entered string and places the remaining string as a suffix.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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