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diff --git a/3544/CH2/EX2.26/Ex2_26.sce b/3544/CH2/EX2.26/Ex2_26.sce
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+//Keyword matrix for the example Fig 2.18
+
+// Move scilab to current file directory
+[u,t,n] = file()
+n = strcat(n)
+file_name = basename(n)+fileext(n)
+file_name = strcat(file_name)
+ind=strindex(n,file_name)
+path = part(n,1:ind-1)
+chdir(path)
+
+exec("Chapter_2.sci",-1)
+
+key = "PLAYFAIR EXAMPLE"
+printf("Keyword:\n%s\n\n",key)
+printf("Matrix:\n")
+
+//calling matrix population function from dependency file
+mat = playfair_matrix(key)                  
+
+
+[row,col] = size(mat)
+for m=1:row
+    for n=1:col
+        printf("%c ",ascii(mat(m,n)))
+    end
+    printf("\n")
+end
+
+disp("")