#include
#include
int main(void)
{
int chang,kuan,gao;
printf("Please input 3 numbers:");
scanf("%d%d%d",&chang,&kuan,&gao);
printf("Tiji :%d\n",chang*kuan*gao);
printf("Bioamianji :%d\n",2*(chang*kuan+kuan*gao+gao*chang));
printf("Duijiaoxian :%f\n",(float)sqrt(chang*chang+kuan*kuan+gao*gao));
return 0;
}