Update influenza-like-illness-analysis.Rmd

module3/exo1/influenza-like-illness-analysis.Rmd

 ---
+# Vérifier si le fichier local existe, sinon le télécharger
+if (!file.exists("module3/exo1/syndrome_grippal.csv")) {
+  download.file("https://www.sentiweb.fr/datasets/incidence-PAY-FR.csv",
+                destfile = "module3/exo1/syndrome_grippal.csv",
+                mode = "wb")
+}
+
+# Charger ensuite les données locales
+data <- read.csv("module3/exo1/syndrome_grippal.csv", sep = ";", header = TRUE)
+
+# Aperçu rapide
+head(data)
+
 title: "Incidence of influenza-like illness in France"
 author: "Konrad Hinsen"
 output: