#include<stdio.h>int i,j,n=9;double x;void main(){ void select(int n, double a[], double b[], double x); double a[9],b[]={0,1.4,5.2,6.8,7.4,9.0,12.5,17.8,24.5}; printf("please input :x="); scanf("%g",&x); select(int n, double a[9], double b[9], double x); for(i=0;i<n;i++) printf("%g ",*(a+i)); printf("\n");}void select(int n, double a[], double b[], double x){ i=0; for(j=0;j<n;j++) if(*(b+j)>x) { *(a+i)=*(b+j); i+=1; }}//在主函数中定义数组a和b,并用若干个实数将b初始化。//写一个函数 select(int n, double a[], double b[], double x) , //它将数组b中大于x的数顺序复制到数组a中,并在主函数中将a数组的内容输出。//a数组的内容为空,n是两个数组的大小。(提示:a和b数组分别用两个计数器i和j计算下标,一般i<=j)error C2057: expected constant expressionerror C2466: cannot allocate an array of constant size 0error C2133: 'a' : unknown sizeerror C2057: expected constant expression error C2466: cannot allocate an array of constant size 0Error executing cl.exe.
#include<stdio.h>int i,j,n=9;double x;void main(){ void select(int n,double ai[], double b[], double x); double a[9] = {0},b[]={0,1.4,5.2,6.8,7.4,9.0,12.5,17.8,24.5}; printf("please input :x="); scanf("%lf",&x); printf("%f\n", x); select(n,a, b,x); for(i=0;i<n;i++) if (*(a+i)>0) printf("%g ",*(a+i)); printf("\n");}void select(int n,double a[], double b[], double x){ i=0; for(j=0;j<n;j++) if(*(b+j)>x) { *(a+i)=*(b+j); i+=1; }
#include<stdio.h>int i,j,n=9;double x;void main(){ double a[9],b[]={0,1.4,5.2,6.8,7.4,9.0,12.5,17.8,24.5}; printf("please input :x="); scanf("%g",&x); for(i=0;i<9;i++) if(b[i]>x) { a[i]=b[i]; } for(i=0;i<n;i++) printf("%g ",a[i]); printf("\n");}