#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <string.h>

#define MAX_WORD_LENGTH 31
#define MAX_WORDS 40000

/* Function prototypes */
void readFile(char* inputFileName, int* wordCount, char array[][MAX_WORD_LENGTH]);
int qsort(char array[][MAX_WORD_LENGTH], int* wordCount);
void writeToFile(char* outFileName, int wordCount, char array[][MAX_WORD_LENGTH]);
void printTime(time_t  begin);
void usage(char* processName);
// enter any other function prototypes you may wish

int main(int argc, char* argv[])
{
            time_t begin;   
		char array[MAX_WORDS][MAX_WORD_LENGTH];
		int wordCount = 0; 
            time(&begin);
		
       	switch (argc)
		{
			case 3:
			readFile(argv[1], &wordCount, array);
			writeToFile(argv[2], wordCount, array);
			break;
		case 4:
		{
			if (strcmp(argv[1], "-s") == 0)
			  {
			   readFile(argv[2], &wordCount, array);
                     qsort(array, &wordcount);
			   writeToFile(argv[3], wordCount, array);
			  }
			else if (strcmp(argv[1], "-t") == 0)
			  {
			    readFile(argv[2], &wordCount, array);
			    writeToFile(argv[3], wordCount, array);
			    printTime(begin);
			  }
			else
			  {
			    usage(argv[0]);
			  }
			break;
		}
		case 5:
		default:
	        usage(argv[0]);
	        break;

		
	}
	return 0;
}

// Define all your functions here

void usage(char* processName)
{
  printf("Usage %s [-s] [-t] inputFileName outputFileName\n", processName);
}