hdu 2143 box

#include<stdio.h>
int main()
{
__int64 a,b,c;
while(scanf("%I64d%I64d%I64d",&a,&b,&c)!=EOF)
{
if(a+b==c||a+c==b||b+c==a||a*b==c||a*c==b||b*c==a)
{
printf("oh,lucky!\n");
continue;
}
if(a!=0)
{
if(b%a==c||c%a==b)
{
printf("oh,lucky!\n");
continue;
}
}
if(b!=0)
{
if(a%b==c||c%b==a)
{
printf("oh,lucky!\n");
continue;
}
}
if(c!=0)
{
if(a%c==b||b%c==a)
{
printf("oh,lucky!\n");
continue;
}
}
printf("what a pity!\n");
}
return 0;
}

<pre name="code" class="cpp">#include<iostream>
#include<algorithm>
using namespace std;
int main()
{
__int64 num[5];
while(cin>>num[0]>>num[1]>>num[2])
{
sort(num,num+3);

if((num[0]+num[1]==num[2])||(num[0]*num[1]==num[2])||(num[0]*num[2]==num[1])||(num[1]*num[2]==num[0]))
{
cout<<"oh,lucky!"<<endl;
continue;
}
if((num[2]%num[1]==num[0])||(num[2]%num[0]==num[1]))
{
cout<<"oh,lucky!"<<endl;
continue;
}
cout<<"what a pity!"<<endl;
}
return 0;
}