4_Process.c

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

#define BUFFSIZE 30


int process_first(char *buffer){

  int strlen = 0;

  //Work out length of string
  for (strlen = 0; strlen <= BUFFSIZE; strlen++){
    if (buffer[strlen] == '\0'){
      return strlen;
    }
  }
  return strlen;
}

int checkPassword(char *buffer, int strlen){ 

  char magicWord[] = "HelloWorld";
  
  char tempbuffer[strlen];

  int y = 0;
  
  for (int x = strlen - 1; x >= 0; x--){
    tempbuffer[y] = magicWord[x];
    y+=1;
  }

  tempbuffer[strlen] = '\0';

  if (strcmp(tempbuffer, buffer) == 0){
    return 0;
  }
  else{
    return -1;
  }
      

}





void main(void){
  char buffer[BUFFSIZE];

  printf("Enter Password> ");
  fgets(buffer, BUFFSIZE, stdin);
  //Remove the Newlines
  buffer[strcspn(buffer, "\r\n")] = 0;
  
  //Get the Length
  int strlen = process_first(buffer);
  int returnVal = checkPassword(buffer, strlen);
  //int returnVal = process_first(buffer);
  
  if (returnVal == 0){
    printf("Win!!\n");
  }
  else
    printf("Lose\n");
     
}