text: #include<stdio.h>
  #include<stdlib.h>
  int main(int argc, char *argv[])
  {
      int a;
      float b,sum=0;
      if(argc!=3)
      {
            printf("please put program_name , value1, value2 \n");
            return -1;
       }
         // argv[o] is for the program name 
       a= atoi(argv[1]);
       b= atof(argv[2]);
       sum = (float)a+b;
       printf("Sum of %d, %f is: %f\n",a,b,sum);
       return 0;
   }
  