zixiebaincheng

1.#include

  int main(void)

  {  

    int area;

      float weight,price,x1,x2;

      scanf("%d,%f",&area,&weight);

      if (weight<=1)

    {

        x1=1.0;

      }

      else

    {

        x1=1.0;

        x2=ceil(weight-1);

      }

      if (area>0&&area<=4)

    {

      switch(area)

    {

          case(0):price=x1*10+x2*3;break;

          case(1):price=x1*0+x2*4;break;

          case(2):price=x1*15+x2*5;break;

          case(3):price=x1*15+x2*6.5;break;

          case(4):price=x1*15+x2*10;break;

      }

      printf("Price: %5.2f\n",price);

    }

    else

  {

    printf("Error in Area\n");

    printf("Price: 0.00\n");

  }

       return 0;

  }

2.

#include

    int main(void)

    {  

      printf("Enter item number:\n");

      int n;

      scanf("%d",&n);

      printf("Enter unit price:\n");

      float p;

      scanf("%f",&p);

      printf("Enter purchase date (mm/dd/yy):\n");

      int m,d,y;

      scanf("%d/%d/%d",&m,&d,&y);

      printf("Item Unit Purchase\n");

      printf("%-9d$ %-9.2f%02d%02d%02d\n",n,p,m,d,y);

       return 0;

    }

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