関連ワード:  write a simple c program    write a simple c program to find roots of quadratic equation    write a simple c program to print hello world    write a simple c program to add two numbers    write a simple c program to multiply two matrices    write a simple c program for palindrome    write a simple c program to find area of circle    write a simple c program for matrix multiplication    write a simple c program for binary search    write a simple c program for arithmetic operations