diff --git a/phase0.sh b/phase0.sh
index 3fb6538..22edf09 100755
--- a/phase0.sh
+++ b/phase0.sh
@@ -1,10 +1,39 @@
 #!/bin/bash
+
+
+if [ -z $1 ] ; then
+	echo "NOTICE : phase0.sh NbYear OutFiles"
+	exit 1;
+else
+	if [ -z $2 ] ; then
+		echo "NOTICE : phase0.sh NbYear OutFiles"
+		exit 1;
+	fi
+fi
+
+if  [ $(echo $1 | grep -v [a-Z] | wc -l) -eq 0 ]; then
+    echo "Erreur : arg \$1 non entier positif !"
+    exit 1
+fi
+
+TIME="$1 year ago"
+
 IFS=$'\n'
-DATA=(`git log --since="1 week ago" --until="now" --no-merges --format='"%H","%ct","%an","%ae","%s",'`)
-LINES=(`git log --since="1 week ago" --until="now" --no-merges  --pretty=tformat: --shortstat | gawk '(NF > 0){ printf "%s,%s\n",$1,$4 }' -`)
+echo "Load data"
+DATA=(`git log --since="$TIME" --until="now" --no-merges --format='%ct,%an,%ae'`)
+echo "Load add/remove lines"
+LINES=(`git log --since="$TIME" --until="now" --no-merges  --pretty=tformat: --shortstat | gawk '(NF > 0){ printf ",%s,%s\n",$1,$4 }' -`)
+echo "Load word"
+WORD=(`git log --since="$TIME" --until="now" --no-merges --format=',%s'`)
+
+echo "Create $2"
+touch $2
 
 i=0
 while [ $i -lt ${#DATA[@]} ]; do
-    echo "${DATA[$i]}${LINES[$i]}"
+    echo "${DATA[$i]}${LINES[$i]}${WORD[$i]}" >> $2
     i=$[i + 1]
 done
+
+echo "Parse message"
+sed -i -e "s/\ /,/g" $2