#include <stdio.h>
void main(){
unsigned result;
int age1,age2;
printf("please input age1:");
scanf("%d",&age1);
printf("please input age2:");
scanf("%d",&age2);
printf("age1=%d,age2=%d",age1,age2);
result=age1&age2;
printf("\n age1&age2=%u\n",result);
}