Submission #2800872
Source Code Expand
#include <bits/stdc++.h> using namespace std; int main () { int n; cin >> n; vector<int>v(n); for(int &b : v) cin >> b; int s = 0; for(int b : v) s ^= b; int sc = 0; for(int b : v) sc ^= (b - 1); if(s == 0) { cout << "0" << endl; } else if(sc == 0) { cout << n << endl; } else cout << "-1" << endl; }
Submission Info
Submission Time | |
---|---|
Task | C - Cheating Nim |
User | vjudge3 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 301 Byte |
Status | WA |
Exec Time | 44 ms |
Memory | 640 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 500 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 1 ms | 256 KB |
001.txt | AC | 1 ms | 256 KB |
002.txt | AC | 44 ms | 640 KB |
003.txt | WA | 14 ms | 512 KB |
004.txt | AC | 16 ms | 384 KB |
005.txt | AC | 13 ms | 384 KB |
006.txt | WA | 40 ms | 640 KB |
007.txt | WA | 40 ms | 640 KB |
008.txt | WA | 40 ms | 640 KB |
009.txt | WA | 40 ms | 640 KB |
010.txt | WA | 41 ms | 640 KB |
011.txt | WA | 40 ms | 640 KB |
012.txt | WA | 40 ms | 640 KB |
013.txt | WA | 41 ms | 640 KB |
014.txt | WA | 40 ms | 640 KB |
015.txt | WA | 40 ms | 640 KB |
016.txt | AC | 40 ms | 640 KB |
017.txt | AC | 40 ms | 640 KB |
018.txt | WA | 41 ms | 640 KB |
019.txt | WA | 41 ms | 640 KB |
020.txt | AC | 41 ms | 640 KB |
021.txt | AC | 5 ms | 256 KB |
022.txt | AC | 5 ms | 256 KB |
023.txt | AC | 40 ms | 640 KB |
example0.txt | AC | 1 ms | 256 KB |
example1.txt | AC | 1 ms | 256 KB |