#include <iostream>
using namespace std;
int main() {
int a[5] = {5,7,4,6,8};
int i, j ,t;
for(i = 0;i<5;i++)
for(j=1;j<5;j++)
t = a[i];
a[i] = a[j];
a[j] = t;
printf("%d",a);
}
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