1. 

            #include<stdio.h>

            #define cash_flow 10

            int main (int argc, char*argv[])

            {

                int Total_commission, total_sale, target_rate;

                printf("Enter the total sale :");

                scanf("%d",&total_sale);

                target_rate = atoi (argv[1]);

                Total_commission = (total_sale * 0.2 * target_rate) + cash_flow;

                printf ("Total commission = %d", Total_commission);

                return 0;

              }


        2. 

                #include<stdio.h>

                 int main (int argc, char*argv[])

                 {

                     printf("Copy the details in %s to %s  at 23.59.59",argv[0],argv[1]);

                      return 0;

                 }