#include <stdio.h>
void main() {
int value=3,list[4]={1,3,5,7};
int i;
swap(value,&list[0]);
swap(list[2],&list[3]);
swap(value,&list[value]);
for(i=0;i<4;i++)
}
void swap(int a,int *b) {
int temp;
temp=a;
a=*b;
*b=temp;
}
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