Modifier README.md

README.md

@@ -24,7 +24,7 @@ One player play with a smart AI. AI places his piece in a random column except i
 ## How to play ?
 **For play**, the user execute the program `./puissance4 <mode> <lines> <columns>`.
 
-- `<mode>` : The game mod (1 for random AI, 2 for smart AI and 3 for two players)
+- `<mode>` : The game mode (1 for random AI, 2 for smart AI and 3 for two players)
 - `<lines>` : The height (lines) of the board
 - `<columns>` : The width (columns) of the board.