#include <stdio.h>
#include <string.h>
 
int main() {
    char username[20], password[20];
 
    printf("Masukkan username!\n");
    scanf("%s", username);
    printf("Masukkan password!\n");
    scanf("%s", password);
    printf("Username:%s\nPassword:%s\n", username, password);
 
    if (strcmp(username, "admin") == 0 && strcmp(password, "1234") == 0)
        printf("Login berhasil\n");
    else
        printf("Login gagal\n");
 
    return 0;
}

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

YWRtaW4gMTIzNA==

admin 1234