#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <math.h>
#include <string.h>

int main()
{
    char username[20];
    char password[10];
    int cap = 0;
    int num = 0;
    int lower = 0;
    int special = 0;

    printf("Hallo! Welcome to globzin.se \n");

    printf("\nThe password must contain a number, uppercase letter and a special character");
    printf("\nEnter your username: ");
    scanf(" %s", username);
    printf("\nEnter your password: ");
    scanf(" %s", password);

    for (const char* c = password; *c != 0; ++c)
    {
        cap |= !!isupper(*c);
        num |= !!isdigit(*c);
        lower |= !!islower(*c);
        special |= !!ispunct(*c);
    }

    if (cap && num && lower && special)
    {
        system("cls");
        printf("You made it! WHOOOOHO, cap: %d num: %d lower: %d special: %d \n\n", cap, num, lower, special);
        printf("Welcome, %s \n", username);
    }
    else
    {
        printf("You have to type in a uppercase, a number, lowercase and a special character. \n");
    }

    return 0;
}