#include<stdio.h>
#include<string.h>

int main() {
    char username[21],
password[21],role[21];
    if(scanf("%20s %20s",
    username,password) != 2) {
        printf("invalid input");
        return 0;
    }
    if(scanf("%20s",role)!=1) {
        printf("invalid input");
        return 0;
    }
    if (strlen(username) ==0 ||
strlen(password) ==0||
strlen(role)==0) {
     printf("Invalid input");
     return 0;
    }

    print("%s\n%s",username,
    role);
    return  0
}