I have two files: **FILE1** and **FILE2**

### FILE1:

```
user1        1.1.1.1
user2        2.2.2.2
user3        3.14.14.3
user4        4.4.4.4
user5        198.222.222.222

```

### FILE2:

```
user1        99.22.54.214
user66       45.22.88.88
user99       44.55.66.66
user4        8.8.8.8
user39       54.54.54.54
user2        2.2.2.2

```

### OUTPUT FILE:

```
user1        1.1.1.1
user1        99.22.54.214
user2        2.2.2.2
user4        4.4.4.4
user4        8.8.8.8

```

I tried with a for loop but with particular succes..
Can anyone write me a code for this?
Thx!