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+//             Example 9.2 
+//Modify Example 9.1 to include arguments in function calls.
+
+funcprot(0);
+function []=printline(ch)         //function with argument ch
+    for i=1:52
+        printf("%c",ch);
+    end
+    printf("\n");
+endfunction
+function []=value(p,r,n)         //function with argument p,r,n
+    sum1=p;
+    year=1;
+    while(year<=n)
+        sum1=sum1*(1+r);
+        year=year+1;
+     end
+     printf("%f\t%f\t%d\t%f\n",p,r,n,sum1);
+endfunction
+printf("Enter principal amount,interest rate,and period \n[Enter in single line seperated by space]");
+[principal,inrate,period]=scanf("%f %f %d");  //read from standard input 
+//Calling  functions
+printline('z');
+value(principal,inrate,period);
+printline('c');
+\ No newline at end of file