cryptarithm

Solve the following cryptarithm:


       T H R E E 
    +    F O U R
 ---------------
       S E V E N

Determine the digit represented by each letter to make the addition correct.

E =
F =
H =
N =
O =
R =
S =
T =
U =
V =

Here is the answer:


  2 6 8 1 1
+   4 7 0 8
-----------
  3 1 5 1 9