Submission #687561

#	Time	Username	Problem	Language	Result	Execution time	Memory
687561		alexdd	XOR Sum (info1cup17_xorsum)	C++17	0 / 100	186 ms	131072 KiB

xorsum

#pragma GCC optimize("O3,unroll-loops")
#include<bits/stdc++.h>
using namespace std;
const int INF = 1000000007;
int n;
int v[1000001];
vector<int> fr;
signed main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);

    cin>>n;
    for(int i=0;i<n;i++)
        cin>>v[i];
    for(int i=0;i<100000001;i++)
        fr.push_back(i);
    cout<<0;
    return 0;
    for(int i=0;i<128;i++)
    {
        int inc=-1;
        cout<<i<<": \n";
        for(int j=0;j<128;j++)
        {
            if(((i+j)&(1<<6))!=0)
            {
                //cout<<i<<" "<<j<<"\n";
                if(inc==-1)
                    inc=j;
            }
            else if(j>0 && ((i+(j-1))&(1<<6))!=0)
            {
                cout<<inc<<" -> "<<j-1<<"\n";
                inc=-1;
            }
        }
        if(inc!=-1)
            cout<<inc<<" -> "<<127<<"\n";
        cout<<"\n\n\n";
    }

    return 0;
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 21
• Subtask 4: 0 / 38
• Subtask 5: 0 / 23