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我的纯暴力程序难道也WA?In Reply To:看看为什么wa,跟ac程序对拍都没问题 Posted by:2008__ at 2008-08-07 22:52:14 #include<iostream>
using namespace std;
int main()
{
int ans,l,r,i,j,judge,a,b;
while(cin>>l>>r){
ans=0;
for(i=l;i<=r;++i)
{
a=b=0;
j=i;
while(j){
if(j&1){
++a;
}else ++b;
j>>=1;
}
if(a<=b)
++ans;
}
cout<<ans<<endl;
}
return 0;
}
用此程序测试数据 1 2000000000
输出937891981
跟我写的程序一样啊,WHY WA?
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