#include<stdio.h>
#include<stdlib.h>
double asd(double a[5])
{float x[5]={};
int i,j;
for(i=1;i<=4;i++){
if(a[i-1]>a[i]){x[i-1]=a[i-1];}else{x[i-1]=a[i];}
if(x[i-1]>x[i]){x[i-1]=x[i-1];}
else{x[i-1]=x[i];}
for(j=1;j<=4;j++){
if(a[j-1]<a[j]){a[j]=a[j-1];}
else{a
[j
]=a
[j
];}printf("%.2f\n",a
[j
-1]);} return 0;
}
int main()
{
double a[5]={12.6,678.5,20.1,4.6,23.1};
asd(a);
return 0;
}
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