代码不报错且不通过请大佬指点问题所在
#include<stdio.h>
#define size 20
double average(int a[size]);
double median( int a[size]);
int mode( int a[size]);
int main(void) {
int a[size];
printf("enter twenty integer from 1-9\n");
for(int i=0;i<size;i++){
scanf("%d ",&a[i]);
}
printf("average is %f",average(a[size]));
printf("median is %d",median(a[size]));
printf("mode is %d",mode(a[size]));
}
double average(int a[]){
double k=0;
for(int b=0;b<size;b++){
k+=a[b];
}
return k/size;
}
double median(int a[]){
int temp;
for(int x=0;x<size;x++){
for (int c=0;c<size;c++){
if(a[c]>a[c+1]){
temp=a[c];
a[c]=a[c+1];
a[c+1]=temp;
}
}
}
if (size%2==0){
return (a[size/2]+a[(size/2)+1])/2;
}
else{
return (int)a[size/2];
}
}
int mode(int a[]){
int count1=0;
int count2=0;
int count3=0;
int count4=0;
int count5=0;
int count6=0;
int count7=0;
int count8=0;
int count9=0;
for(int c=0;c<size;c++){
switch (a[c]){
case 1:++count1;break;
case 2:++count2;break;
case 3:++count3;break;
case 4:++count4;break;
case 5:++count5;break;
case 6:++count6;break;
case 7:++count7;break;
case 8:++count8;break;
case 9:++count9;break;
}
int d[]={count1,count2,count3,count4,count5,count6,count7,count8,count9};
for(int e=0;e<8;e++){
int f=d[0];
if (d[e]<d[e+1]){
f=d[e+1];
}
return d[e+1];
}
}
}
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