#include<stdio.h>
#include<string.h>
int main()
{
    char user[21],pass[21],role[21];
    if(scanf("%20s %20s",user,pass)!=2)
    {
        printf("Invalid input");
        return 0;
    }
    if(scanf("%20s",role)!=1)
    {
        printf("Invalid input");
        return 0;
    } 
    if(strlen(user)==0||strlen(pass)==0||stren(role)==0)
    {
       printf("Invalid input");
        return 0;  
    }
    printf("%s\n",user);
    printf("%s",role);
    return 0;
}