QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #134907 | #6642. (1, 2) Nim | nameless_story# | WA | 6ms | 3692kb | C++20 | 471b | 2023-08-05 09:55:40 | 2023-08-05 09:55:41 |
Judging History
answer
#include"bits/stdc++.h"
using namespace std;
#define all(x) (x).begin(),(x).end()
const vector<string> ANS={"Grundy\n","Sprague\n"};
int main()
{
ios::sync_with_stdio(0); cin.tie(0);
int T=0; cin>>T;
while (T--)
{
int n,i,c=0;
cin>>n;
vector<int> a;
while (n--)
{
int x;
cin>>x;
if (x==1) ++c; else a.push_back(x);
}
if (a.size()>=2) cout<<ANS[0];
else if (a.size()==0) cout<<ANS[c&1];
else cout<<ANS[(1^c&1)];
}
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3448kb
input:
3 2 1 2 1 5 4 1 7 2 9
output:
Grundy Sprague Grundy
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 6ms
memory: 3692kb
input:
11337 9 4 1 2 3 2 4 3 2 3 10 1 7 1 5 1 2 2 2 1 3 9 1 3 7 3 3 1 1 3 2 12 1 1 2 4 1 2 2 4 2 2 1 4 15 1 3 4 3 1 2 1 4 1 1 1 1 1 1 1 8 3 3 2 2 3 9 1 2 10 2 2 2 2 1 5 1 2 7 2 10 2 2 2 3 2 2 3 5 2 2 7 2 2 6 2 2 3 5 10 1 1 1 3 1 1 1 5 1 1 8 2 2 2 2 5 2 10 1 5 3 10 1 3 1 8 3 4 2 2 1 1 11 1 6 6 4 8 2 4 2 10 ...
output:
Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Sprague Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grundy Grund...
result:
wrong answer 65th lines differ - expected: 'Sprague', found: 'Grundy'