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alina1380 [7]
3 years ago
15

Java:

Computers and Technology
1 answer:
Agata [3.3K]3 years ago
5 0

Answer:

import java.util.*;

public class work {

// function for counting unique character

public static int numUnique(String input) {

boolean[] list = new boolean[Character.MAX_VALUE];

for (int i = 0; i < input.length(); i++) {

list[input.charAt(i)] = true;

}

int count = 0;

for (int i = 0; i <list.length; i++) {

if (list[i] == true){

count++;

}

}

return count;

}

public static void main(String args[])

{

List<String>list=new ArrayList<>(); // creatng array list of type string

list.add("abcdef");

list.add("aaabcd");

list.add("bccddee");

list.add("abcddd");

list.add("a");

for(String str:list)

{

// for printing the results

System.out.println("given string : "+ str+" , number of unique values :"+numUnique(str));

}

}

}

Explanation:

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It would be technology,
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Course Aggregation Many times, departments are only interested with how students have done in courses relative to a specific maj
nadezda [96]

Answer:

def course_grader(student_to_grades, course_prefix):

   student_grades = dict()

   for key, value in student_to_grades.items():

       grade_score = 0

       for course,grade in value.items():  

           if course_prefix == course:  

               grade_score += grade

                student_grades[key] = grade_score / len(value.keys())

   return student_grades

Explanation:

The course_grader function is a python program that accepts two arguments, the student dictionary and the course prefix. The function returns a dictionary of the student id as the key and the average grade of the student as the value.

8 0
3 years ago
Using the C language, write a function that accepts two parameters: a string of characters and a single character. The function
Sav [38]

Answer:

#include <stdio.h>

void interchangeCase(char phrase[],char c){

  for(int i=0;phrase[i]!='\0';i++){

      if(phrase[i]==c){

          if(phrase[i]>='A' && phrase[i]<='Z')

              phrase[i]+=32;

          else

              phrase[i]-=32;      

      }

  }

}

int main(){

  char c1[]="Eevee";

  interchangeCase(c1,'e');

  printf("%s\n",c1);

  char c2[]="Eevee";

  interchangeCase(c2,'E');

  printf("%s\n",c2);    

}

Explanation:

  • Create a function called interchangeCase that takes the phrase and c as parameters.
  • Run a for loop that runs until the end of phrase and check whether the selected character is found or not using an if statement.
  • If the character is upper-case alphabet, change it to lower-case alphabet and otherwise do the vice versa.
  • Inside the main function, test the program and display the results.
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This type of brake fade is caused by the brake fluid becoming so hot that it boils:a. Fluid fade b. Hydraulic fade c. Heat fade
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Its is B)hydraulic fade
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You're a ticket agent for a commercial airline and responsible for checking the identification for each passenger before issuing
algol13

Answer:

Follows are the code to this question:

import java.util.*;//import package for user input  

public class Main //defining class  

{

  public static void main(String[] as)//main method

  {

      boolean x,y,z;//defining boolean variable

      Scanner ox= new Scanner(System.in);//create Scanner class object for user input

      System.out.println("input value: "); //print message  

      x=ox.nextBoolean();//input value

      y=ox.nextBoolean();//input value

      z=ox.nextBoolean();//input value

      System.out.println("Output: ");//print message

      System.out.println(x || (y &&z));//use print method to check value and print its value  

  }

}

Output:

1)

input value:  

true

false

false

Output:  

true

2)

input value:  

false

true

true

Output:  

true

3)

input value:  

false

false

false

Output:  

false

Explanation:

In the given code, inside the class three boolean variable "x,y, and z" is declared, that uses the scanner class for input the value from the user end, and in the next print, the method is declared, that uses " OR and AND" gate for calculating the input value and print its value.

In the AND gate, when both conditions are true. it will print the value true, and in the OR gate, when one of the conditions is true, it will print the value true.  

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