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adell [148]
3 years ago
6

How many times is the function wordScramble() called in the given program? public class WordScramble { public static void wordSc

ramble(String rem, String scr) { if (rem.isEmpty()) { System.out.println(scr + rem); } else { for (int i = 0; i < rem.length(); ++i) { wordScramble((rem.substring(0, i) + rem.substring(i + 1, rem.length())), (scr + rem.charAt(i))); } } } public static void main(String args[]) { wordScramble("ab", ""); } } 4 2 5 3
Computers and Technology
1 answer:
Ainat [17]3 years ago
6 0

Answer:

The answer is "2"

Explanation:

  • In the given java program code, a class WordScramble is declared, inside the class, a static method wordScramble is declared, that accepts two string parameter that is "rem and scr".
  • Inside the method a conditional statement is used in the if the block it checks rem variable value is empty so, it will add rem and scr value.  Otherwise, it will go to else block in this a loop is defined, which calls the method, which calculates rem length that is 2, and this method call two times to rearrange the values.
  • In the next step main method is defined that calls wordScramble method, which passes only one argument "ab" in its first parameter.
  • This method accepts one string value, in which there are two numbers   "a and b" that's why the method will run two times.  
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Answer:

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    if(strcmp(name1,name2)>0)

   

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             //assign name1 to max, becuase

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Explanation:

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In this lab, you complete a C++ program that swaps values stored in three int variables and determines maximum and minimum value
Sergio039 [100]

Answer:

Following are the code to the given question:

#include <iostream>//header file

using namespace std;

int main()//main method

{

int first = 0,second = 0,third = 0;//defining integer variable  

int temp; //defining integer variable

const string SENTINEL = "done"; // defining a string variable as constant  

string repeat;// defining a string variable  

bool notDone = true; //defining bool variable

cout << "Enter first number: ";//print message

cin >> first;//input value

cout << "Enter second number: ";//print message

cin >> second;//input value

cout << "Enter third number: ";//print message

cin >> third;//input value

while(notDone == true)//defining a loop to check the value  

{

if(first > second)//use if to compare first and second value

{

int temp = first;//defining temp to hold first value

first = second;//holding second value in first variable

second = temp;//holding temp value in second variable

}

if(second > third)//use if to compare second and third value

{

int temp = second;//defining temp to hold second value

second = third;//holding second value in third variable

third = temp;//holding temp value in third variable

}

cout << "Smallest: " << first << endl;//print smallest value

cout << "Next smallest: " << second << endl;//print Next smallest value

cout << "Largest: " << third << endl;////print Largest value

cout << "Enter any letter to continue or done to quit: ";//print message

cin >> repeat;//holding string value

if (repeat == SENTINEL)

{

notDone = false;//holding bool value

}  

else //else block

{

cout << "Enter first number: ";//print message

cin >> first;//input value

cout << "Enter second number: ";//print message

cin >> second;//input value

cout << "Enter third number: ";//print message

cin >> third;//input value

}

return 0;

}

}

Output:

Please find the attached file.

Explanation:

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  • In thew next step, two string variable "SENTINEL and repeat" is declared in which "SENTINEL" is constant and a bool variable "notDone" is declared.
  • After input the value from the user-end a loop is declared that compare and swap value and print its value.

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