int main (int argc, char **argv) {
int solver, direction = NORTH, steps = 0;
maze_t* maze;
walker_t* walker;
if (argc < 2){
printf("Error: filename should be an argument");
return 0;
}
maze = read_maze(argv[1]);
walker = init_walker(maze);
printf("[0] Random solver\n[1] Left-hand solver\n[2] Breadcrum solver\n"
"Choice: ");
scanf("%d", &solver);
while ((*maze).solved != 1){
switch(solver){
case 0:
direction = random_solver(maze, walker, direction);
break;
case 1:
direction = left_hand_solver(maze, walker, direction);
break;
case 2:
direction = breadcrum_solver(maze, walker, direction);
break;
default:
printf("Error: that's not a choice\n");
return 0;
}
steps++;
print_maze(maze);
if (steps >= MAX_STEPS)
break;
}
if ((*maze).solved == 1)
printf("Found exit in %d steps\n", steps);
else
printf("\nCould not find exit after %d steps\n", steps);
return 0;
}
/*
* In this function the input gets checked and the other functions are called
* in the correct order.
*/
int main (int argc, char **argv) {
maze_t* maze;
char *solver[] = {"random solver", "smart random solver", "left wall solver",
"right wall solver"
};
walker_t* walker;
int i, count, dir, printmaze;
if (argc < 2) {
printf("The filename of the maze should be passed as an argument\n");
return 0;
}
if (argc > 2) {
i = atoi(argv[2]);
if (i < 0) {
printf("Don't use negative numbers");
return 0;
}
}
else
i = 0;
if (argc > 3) {
printmaze = atoi(argv[3]);
}
else
printmaze = 1;
for(; i < AMNT_SOLVERS; i++) {
srand(SEED);
dir = NORTH;
maze = read_maze(argv[1]);
walker = init_walker(maze);
count = 0;
while (count < MAX_STEPS) {
count++;
switch(i) {
case 0:
dir = random_solver(maze, walker);
break;
case 1:
dir = smart_random_solver_1(maze, walker, dir);
break;
case 2:
dir = left_wall_solver(maze, walker, dir);
break;
case 3:
dir = right_wall_solver(maze, walker, dir);
break;
}
if(printmaze) {
print_maze(maze, walker->row, walker->col);
printf("%d\n", count);
}
if (at_exit(maze, walker))
break;
}
if (count < MAX_STEPS)
printf("Found exit using the %s after %d steps\n", solver[i], count);
printf("Press key to continue\n");
getchar();
}
return 0;
}
