Solde de cs1 = 1000.0
Solde de cc1 = 1100.0
-------------------------------------
Titulaire :      M. Christophe Garion
+-----------------------------------+
|               |  credit |   debit |
|---------------+---------+---------|
| depot initial |  100.00 |         |
| operation 1   | 1000.00 |         |
|---------------+---------+---------|
|         solde | 1100.00 |         |
+-----------------------------------+

Solde de cs = 600.0
Solde de cc1 = 600.0
-------------------------------------
Titulaire :      M. Christophe Garion
+-----------------------------------+
|               |  credit |   debit |
|---------------+---------+---------|
| depot initial |  100.00 |         |
| operation 1   | 1000.00 |         |
| operation 2   |         |  500.00 |
|---------------+---------+---------|
|         solde |  600.00 |         |
+-----------------------------------+