diff --git a/Code-C/getArray.c b/Code-C/getArray.c
index eeaac8e..7284378 100644
--- a/Code-C/getArray.c
+++ b/Code-C/getArray.c
@@ -3,7 +3,7 @@
 #include "initialParameters.h"
 //#include <string.h>
 
-long **get(int N, int M) /* Allocate the array */
+long **getlongArray(int N, int M) /* Allocate the array */
 {
     /* Check if allocation succeeded. (check for NULL pointer) */
     int i;
@@ -14,6 +14,17 @@ long **get(int N, int M) /* Allocate the array */
     return array;
 }
 
+double **getDoubleArray(int N, int M) /* Allocate the array */
+{
+    /* Check if allocation succeeded. (check for NULL pointer) */
+    int i;
+    double **array;
+    array = (double **) malloc(N*sizeof(double *));
+    for(i = 0 ; i < N ; i++)
+        array[i] = (double *) malloc( M*sizeof(double));
+    return array;
+}
+
 void fillArrayWithRawData(char *rawDataFileName,long** p, int N, int M) {
     int i, j;
     char *buffer;
@@ -86,7 +97,7 @@ void freeArray(long **p, int N) {
  */
 long **getRawDataArray(char* rawDataFileName){
     long **p;
-    p = get(nRow, nCol);
+    p = getlongArray(nRow, nCol);
     fillArrayWithRawData(rawDataFileName,p ,nRow, nCol);
     //if(checkArrayFullyFill(p,nRow)){
         //clearRawData(N);
diff --git a/Code-C/getArray.h b/Code-C/getArray.h
index 02810a9..a53bd0c 100644
--- a/Code-C/getArray.h
+++ b/Code-C/getArray.h
@@ -8,4 +8,5 @@
 long **getRawDataArray(char *rawDataFileName);
 void printArrayData(long** p, int N, int M);
 void freeArray(long **p, int N);
-bool checkArrayFullyFill(long **p, int N );
\ No newline at end of file
+bool checkArrayFullyFill(long **p, int N );
+double **getDoubleArray(int N, int M);
\ No newline at end of file
diff --git a/Code-C/growthRate.c b/Code-C/growthRate.c
index c381864..8fcca10 100644
--- a/Code-C/growthRate.c
+++ b/Code-C/growthRate.c
@@ -9,16 +9,17 @@
  * @param gRateArray array that contaigns results of the growth ratecalculation
  */
 void growthRateCalculation(double **dataArray , double *gRateArray){
-    double gRate = 0;
     for(int i = 0 ; i < nCol-1 ; i++){
-        gRate = (dataArray[1][i] - dataArray[2][i]) / period;
+        gRateArray[i] = (dataArray[0][i] - dataArray[1][i]) / period;
     }
 }
-
-void growthRateFunction(double *dataLign){
-    double **dataArray;
-    //initialization + fill
+/**
+ * @brief calcul then print differentiate in csv
+ * 
+ * @param dataLign 
+ */
+void growthRateFunction(double **dataLign){
     double gRateArray[nCol-1];
-    growthRateCalculation(dataArray , gRateArray);
+    growthRateCalculation(dataLign , gRateArray);
     appendDataInFile("growthRate.csv",gRateArray , nCol-1);
 }
\ No newline at end of file
diff --git a/Code-C/growthRate.h b/Code-C/growthRate.h
index 1e0b201..7979f21 100644
--- a/Code-C/growthRate.h
+++ b/Code-C/growthRate.h
@@ -1,4 +1,4 @@
 #include <math.h>
 #include <stdbool.h>
 
-void growthRateFunction(double *dataLign);
\ No newline at end of file
+void growthRateFunction(double **dataLign);
\ No newline at end of file
diff --git a/Code-C/main b/Code-C/main
new file mode 100755
index 0000000..640008a
Binary files /dev/null and b/Code-C/main differ
diff --git a/Code-C/main.c b/Code-C/main.c
index 1bacd00..1a42c18 100644
--- a/Code-C/main.c
+++ b/Code-C/main.c
@@ -6,14 +6,15 @@
 #include "queue.h"
 #include "average.h"
 #include "growthRate.h"
+#include "getArray.h"
 
 bool rawDataWriteFlag;
-int nRow = 500;
+int nRow = 4;
 int nCol = 1;
 double freqEch = 250;
 
 Pqueue firstRawDataQueue;
-
+//Captor                     1    2    3     4     5     6    7     8
 bool selectionCaptors[] = {true,false,true,false,false,false,true,false};
 
 int cptData = 0; 
@@ -66,31 +67,29 @@ void *threadCalculGrowthRate(void * vargp){
     Pqueue rawDataQueue = firstRawDataQueue;
     char* fileName;
     //double pw[nCol-1];
-    double *dataLign[2][nCol-1];
+    double **dataLign = getDoubleArray(2,nCol);
+
     int i = 0;
     while(rawDataWriteFlag){
-        //add case first file traitement 
-        //(possibility 1: call twice powerfunction , following while strat after 2 file encountered)
-        //(posibilty 2 : initialiaze with a 0-fill array, move ligns for first encounter then let the following whil e do the job)
         while(queueGetNextE(rawDataQueue) != NULL){
             rawDataQueue = queueGetNextE(rawDataQueue);
             fileName = queueGetTabChar(rawDataQueue);
             if(i < 2){
                 if(i == 1){
-                    powerFunction(fileName, dataLign[1]);
-                    growthRateFunction(**dataLign);
+                    powerFunction(fileName, dataLign);
+                    growthRateFunction(dataLign);
                 }else{
-                    powerFunction(fileName, dataLign[0]);
+                    powerFunction(fileName, dataLign);
                 }
                 i++;
             }else{
                 for(int y = 0; y < (nCol-1); y++){
                     dataLign[0][y] = dataLign[1][y];
                 }
-                powerFunction(fileName, dataLign[1]);
-                growthRateFunction(**dataLign);
+                powerFunction(fileName, dataLign);
+                growthRateFunction(dataLign);
             }
-            remove(fileName);
+            //remove(fileName);
         }
     }
 }
diff --git a/Code-C/power.c b/Code-C/power.c
index 8f80d43..836bf0c 100644
--- a/Code-C/power.c
+++ b/Code-C/power.c
@@ -11,16 +11,21 @@
  * @param powerArray array where results are stocked
  */
 void powerCalculation(long **p, double powerArray[]){
+    printArrayData(p,nRow,nCol);
+    printf("data in pw : \n");
     for(int i = 1; i < nCol; i++){
         int j = 0;
         powerArray[i] = 0;
-        while(j < nRow-1){
-            double aire  = ( pow(p[j][i],2) + pow(p[j+1][i],2) ) / 2 * period;
-            powerArray[i] += aire;
+
+        while(j < nRow){
+
+            printf("%d , %d , %d , %d\n" , p[j][i], p[j+1][i] , i  ,j);
+            powerArray[i] + pow(p[j][i],2);
             j++;
         }
         powerArray[i] *= invTimeBandWidth;
     }
+
 }
 
 /**
@@ -30,7 +35,7 @@ void powerCalculation(long **p, double powerArray[]){
  * @param N number of rows in the file
  * @param M number of columns in the file
  */
-void powerFunction(char* rawDataFileName, double **pw){
+void powerFunction(char* rawDataFileName, double *pw[]){
     long **p = getRawDataArray(rawDataFileName);
     double pww[nCol-1];
     if(p !=NULL){
@@ -38,7 +43,7 @@ void powerFunction(char* rawDataFileName, double **pw){
             powerCalculation(p,pww);
             appendDataInFile("powerData.csv",pww,nCol-1);
         }else{
-            powerCalculation(p,*pw);
+            powerCalculation(p,pw[1]);
             appendDataInFile("powerData.csv",*pw,nCol-1);
         }
         freeArray(p,nRow);
diff --git a/Code-C/power.h b/Code-C/power.h
index 043857c..e75d948 100644
--- a/Code-C/power.h
+++ b/Code-C/power.h
@@ -1,4 +1,4 @@
 #include <math.h>
 #include <stdbool.h>
 
-void powerFunction(char* rawDataFileName, double **pw);
\ No newline at end of file
+void powerFunction(char* rawDataFileName, double *pw[]);
\ No newline at end of file
diff --git a/Code-C/simulateFlux.c b/Code-C/simulateFlux.c
index 0016a69..9c0fbd9 100644
--- a/Code-C/simulateFlux.c
+++ b/Code-C/simulateFlux.c
@@ -119,7 +119,7 @@ bool writeOneRawData(FILE *rawDataFile){
         }
         int lastIndex = lastIndexCaptor();
         for (int i = 1; i < 9; i++){
-            if(selectionCaptors[i]){
+            if(selectionCaptors[i-1]){
                 value.octet1 = buff[3*i+1];
                 value.octet2 = buff[3*i+2];
                 value.octet3 = buff[3*i+3];
@@ -128,7 +128,7 @@ bool writeOneRawData(FILE *rawDataFile){
                 valbin[i] = buff[3*i+1]*256*256*256 + buff[3*i+2]*256*256 + buff[3*i+3]*256;
                 memcpy(&values[i], &valbin[i], sizeof(uint32_t));
 
-                if(i==lastIndex){
+                if(i-1==lastIndex){
                     fprintf(rawDataFile, "%d\n", values[i]/256);
                 }
                 else{