#include <stdio.h>
int main(void) {
int a[3]={12, 24, 18};
int temp;
for(int n=1;n>=0;n--) //泡沫排序法
for(int i=0;i<n;i++)
if(a[i]<a[i+1]){
temp=a[i];
a[i]=a[i+1];
a[i+1]=temp;
}
for(int i=0;i<2;i++)
while(a[i]%a[i+1]!=0){
temp=a[i]%a[i+1];
a[i]=a[i+1];
a[i+1]=temp;
}
return 0;
}
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