Esempio n. 1
0
int main() {
	std::set<int> mySet = {1,4,7,6};
	std::string mystream=sprintSet(mySet);
	std::cout <<mystream <<std::endl;
	
	printSet( std::cout, mySet );
	//~ std::string mystring = strout.str();
	//~ char const * c_str = mystring.c_str();

	//double d;
	//strout >> d;
	return 0;
}
Esempio n. 2
0
File: set.c Progetto: SIEGE/siege
int main(void)
{
    char buf[1024];
    char* ptr;

    SGSet* set = sgSetCreate(_setCmp, NULL);

    printf("Example of SIEGE sets");
    printf("----------------------------------------\n");

    int option;
    do
    {
        printf("Select a set operation:\n");
        printf("+<elem> -- Add a new element\n");
        printf("-<elem> -- Delete an element\n");
        printf("?<elem> -- Query whether an element is present\n");
        printf("p       -- Print all elements in (strcmp) order\n");
        printf("pp      -- Pretty-print the set's search tree\n");
        printf("s       -- Print the set's tree in a compact s-expression form\n");         // yes, I was bored.
        printf("ss      -- Pretty print the set's tree in a compact s-expression form\n");  // ...very bored.
        printf("\n");
        printf("q        -- Quit the program\n");
        printf("----------------------------------------\n");
        printf("Selection: "); fflush(stdout);
        fgets(buf, sizeof(buf), stdin);
        printf("\n");

        trimNL(buf);
        if(strstr(buf, "+") == buf)
            option = '+';
        else if(strstr(buf, "-") == buf)
            option = '-';
        else if(strstr(buf, "?") == buf)
            option = '?';
        else if(!strcmp(buf, "p") || !strcmp(buf, "P"))
            option = 'p';
        else if(!strcmp(buf, "pp") || !strcmp(buf, "pP") || !strcmp(buf, "Pp") || !strcmp(buf, "PP"))
            option = 'P';
        else if(!strcmp(buf, "s") || !strcmp(buf, "S"))
            option = 's';
        else if(!strcmp(buf, "ss") || !strcmp(buf, "sS") || !strcmp(buf, "Ss") || !strcmp(buf, "SS"))
            option = 'S';
        else if(!strcmp(buf, "q") || !strcmp(buf, "Q"))
            option = 'q';
        else
            option = 0;

        ptr = skipSpace(buf + 1);
        switch(option)
        {
            case '+':
                if(!strlen(ptr))
                {
                    printf("Error -- element must be a non-empty string!\n");
                    break;
                }
                switch(insertItem(set, ptr))
                {
                    case 0: printf("Element '%s' already exists in the set!\n", ptr); break;
                    case 1: printf("Element '%s' successfully added!\n", ptr); break;
                    default: printf("Error adding element '%s' -- probably out of memory!\n", ptr);
                }
                break;
            case '-':
                if(!strlen(ptr))
                {
                    printf("Error -- element must be a non-empty string!\n");
                    break;
                }
                switch(removeItem(set, ptr))
                {
                    case 0: printf("There is no element '%s' in the set!\n", ptr); break;
                    case 1: printf("Element '%s' successfully removed!\n", ptr); break;
                    default: printf("Error removing element '%s'!\n", ptr);
                }
                break;
            case '?':
                if(!strlen(ptr))
                {
                    printf("Error -- element must be a non-empty string!\n");
                    break;
                }
                if(sgSetSearch(set, ptr))
                    printf("Element '%s' is present in the set!\n", ptr);
                else
                    printf("Element '%s' is *NOT* present in the set!\n", ptr);
                break;
            case 'p':
                printSet(set);
                break;
            case 'P':
                pprintSet(set);
                break;
            case 's':
                sprintSet(set, 0);
                break;
            case 'S':
                sprintSet(set, 1);
                break;
            case 'q':
                break; /* handled by the while() */
            default:
                printf("Invalid option '%s'!\n", trimSpace(buf));
                break;
        }
        printf("\n");
        fflush(stdout);
    }
    while(option != 'q');

    while(set->root)
        removeItem(set, set->root->item);
    sgSetDestroy(set);

    return 0;
}