#include<stdio.h>
int main()
{
int a = 100,b = 30;
a = a^b;
b = a^b;
a = a^b; //异或实现
printf("a = %d\nb = %d\n",a,b);
return 0;
}
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#include<stdio.h>
int main()
{
int a = 100,b = 30;
a = a^b;
b = a^b;
a = a^b; //异或实现
printf("a = %d\nb = %d\n",a,b);
return 0;
}