2d array with files, C programming language

So i have to do a task, but i dont know how zo do it. I need to input dimensions of that 2d array(map), input an keyword, and then input a map, but that map need to ne created in input file. Output need to be a date and time, from that keyword from another file which i have downloaded, and also in output i need to have that map, but it should have marked a way to the point we need to go.