P1873 [COCI 2011/2012 #5] EKO / 砍树
#include
using namespace std;
typedef long long ll;
const int maxn=1e6+5;
int a[maxn];
int n,m;
int main()
{
cin>>n>>m;
int l=0,r=0,mid;
for(int i=1;i>a[i];
r=max(r,a[i]);
}
while(lc>>d;
double l,r,x1,x2,mid;
int s=0;
for(int i=-100;ix>>n;
if(x%2==0)
{
if(n%4==1)
ans=x-n;
else if(n%4==2)
ans=x+1;
else if(n%4==3)
ans=x+n+1;
else
ans=x;
}
else
{
if(n%4==1)
ans=x+n;
else if(n%4==2)
ans=x-1;
else if(n%4==3)
ans=x-(n+1);
else
ans=x;
}
coutn;
for(int i=1;i>a[i];
if(n==1){
cout
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