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+//                 Example:7.3
+//Write a program using two dimensional array to compute print following 
+//information from the table of data discussed:
+//(a)Total value of sales by each girl.
+//(b)Total value of each item sold 
+//(c)Grand total of all sales of all items by all girls.
+
+MAXGIRLS=4;MAXITEMS=3;
+frequency=zeros(1,5);
+disp("Input data");
+//Reading values and computing girl_total
+disp("Enter values,one at a time");
+
+for i=1:MAXGIRLS
+    girl_total(i)=0;
+    for j=1:MAXITEMS
+    value(i,j)=scanf("%d");
+    girl_total(i)=girl_total(i)+value(i,j);
+    end
+end
+//Computing item total
+for j=1:MAXITEMS
+    item_total(j)=0;
+    for i=1:MAXGIRLS
+    item_total(j)=item_total(j)+value(i,j);
+    end
+end
+//Computing grand total
+grand_total=0;
+for i=1:MAXGIRLS
+    grand_total=grand_total+girl_total(i);
+end
+//Printing of result
+disp("GIRLS TOTALS");
+for i=1:MAXGIRLS
+    printf("Salesgirl(%d)=%d\n",i,girl_total(i));
+end
+
+disp("ITEM TOTALS");
+for j=1:MAXITEMS
+    printf("Item(%d)=%d\n",j,item_total(j));
+end
+printf("Grand Total=%d\n",grand_total);