ex00: OK
ex01: OK
ex02: OK
ex03: OK
ex04: OK
ex05: OK
ex06: OK
ex07: OK
ex08: OK
ex09: KO
ex10: KO
ex11: KO
ex12: KO
ex00: OK
ex01: OK
ex02: OK
ex03: OK
ex04: OK
ex05: OK
ex06: OK
ex07: OK
ex08: OK
ex09: KO
ex10: KO
ex11: KO
ex12: KO