lt415.c

programs in <C program design>

# include "stdio.h"
 void main( )
  {  float a[10],t,sum=0.00;
   int i,j,n0=0;
   printf("input 10 numbers:\n");
    for (i=0;i<10;i++)
      scanf("%f",&a[i]);
      printf("\n");
       for (i=0;i<10;i++)
 	       if (a[i]<0)
           { n0=n0+1;sum=sum+a[i];}
        for (j=0;j<9;j++)
         for (i=0;i<10-j;i++)
             if (a[i]>a[i+1])
        	     { t=a[i];a[i]=a[i+1];a[i+1]=t;}
    printf("the score numbers:\n");
    for (i=0;i<10;i++)
    printf("%5.2f  ",a[i]);
    printf("\n");
    printf("n0=%d\t  sum=%5.2f\n",n0,sum);
    }