Assignment Day-10

 

1. Declare a structure for storing complex numbers. Write a C program that performs the following operations.

 (a) Read two complex numbers (a+ib) 

(b) Add two complex numbers

 (c) Subtract two complex numbers

 (d) Multiply two complex numbers 

 2.Declare a structure to store the following information of an employee. 

(a) Employee code 

(b) Employee name

 (c) Salary 

(d) Department number 

(e) Date of joining (it is itself a structure consisting of day, month, year) 

Write a program that can take above information of 10 employees and display information for those employees whose salary ≥10000.

3. Write a C program to copy one existing file (source file, say file1.txt) into another file (destination file, say file2.txt). In this case take the filename as input through command line argument. As for example, S./a.out filel.txt file2.txt 

4. Write a C program that can compare two files specified by the user, return a nonzero value if identical otherwise zero. (such as $cmp filel.txt file2.txt; compare the content of filel.txt and file2.txt if identical display 1 otherwise 0.)

5.Create a structure to specify data on students given below: Roll number, Name, Department, Course, Year of joining Assume that there are not more than 20 students in the college.

 (a) Write a function to print names of all students who joined in a particular year. 

(b) Write a function to print the data of a student whose roll number is given.

6. Create a structure to specify data of customers in a bank. The data to be stored is: Account number, Name, Balance in account. Assume maximum of 20 customers in the bank. 

(a) Write a function to print the Account number and name of each customer with balance below Rs. 100.

 (b) If a customer request for withdrawal or deposit, it is given in the form: Acct. no, amount, code (1 for deposit, О for withdrawal). Write a program to give a message, "The balance is insufficient for the specified withdrawal".