zui xiao er cheng fa.c

C语言程 反对萨芬记录卡上的交付离开的撒娇发了啊

#include<stdio.h>
main()
{

    float x[4]={0,1,2,3,5},y[4]={1.1,1.9,3.1,3.9,4.9},s[3],b[2] ;
     float SUM_1(float *a,int n,sum1)
     { int i;
       float sum1=0;
        for(i=0;i<n;i++)
           sum1=a[i]+sum1;
           return sum1;}
      float SUM_2(float*c,int n,sum2)
      { int i;
         float sum2=0;
           for(i=0;i<n;i++)
             sum2+=c[i]*c[i];
                return sum2;
       }
       float SUM_3(float *a,float *c,int n,sum3)
       { int i;
          float sum3=0;
             for(i=0;i<n;i++)
                sum3+=a[i]*c[i] ;
           return sum3;
        }
     s[0]=4;
     s[1]=SUM_1(x,4,sum1);
     s[2]=SUM_2(x,4,sum2);
     b[0]=SUM_1(y,4,sum1);
     b[1]=SUM_3(x,y,4,sum3);

  getch();
 }