Write a C program that reads a number from a file namedinput.txt and prints the number followed by "is positive", "isnegative", or "is zero" depending on the value read in. The programmust read as many numbers as there are in the file. Write theprogram and test it. Write a C program that reads a number from a file namedinput.txt and prints the number followed by "is positive", "isnegative", or "is zero" depending on the value read in. The programmust read as many numbers as there are in the file. Write theprogram and test it.