Updated Jenkinsfile_2 and make_statistic.sh

Jenkinsfile_2

@@ -13,8 +13,6 @@ pipeline {
             steps {
                 script {
                 copyArtifacts fingerprintArtifacts: true, projectName: 's452627-create-dataset', selector: buildParameter("BUILD_SELECTOR")             
-                def previousFile = readFile(file: "output.txt")
-                echo("The previous build artifact was: ${previousFile}")
                 }
             }
     }

make_statistic.sh

@@ -1,2 +1,2 @@
 #!/bin/bash
-echo "Hello World"
+wc -l output.txt