feat : add addition soustraction multiplication division dans main

Calculatrice/main.cpp

@@ -15,6 +15,18 @@ int main(int argc, char* argv[])
 		{
 			std::cout << "addition" << std::endl;
 		}
+		else if (argv[1][0] == '-')
+		{
+			std::cout << "soustraction" << std::endl;
+		}
+		else if (argv[1][0] == '*')
+		{
+			std::cout << "multiplication" << std::endl;
+		}
+		else if (argv[1][0] == '/')
+		{
+			std::cout << "division" << std::endl;
+		}
 	}
 	return 0;
 }
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