mermaid.md

@@ -4,6 +4,7 @@ https://css-tricks.com/making-mermaid-diagrams-in-markdown/
 
 https://mermaid-js.github.io/mermaid/#/
 
+un
 ```mermaid
 graph TD;
     A-->B;
@@ -11,7 +12,7 @@ graph TD;
     B-->D;
     C-->D;
 ```
-
+deux
 ```mermaid
     gitGraph
        commit
@@ -24,7 +25,7 @@ graph TD;
        commit
        commit
 ```
-
+trois
 ```mermaid
 graph TD;
   "DEBITS (hydrologie)"-->"Zone inondée (hydraulique)";