| Task: | Peli |
| Sender: | Karjalanp11rakka |
| Submission time: | 2026-01-17 15:12:28 +0200 |
| Language: | C++ (C++20) |
| Status: | READY |
| Result: | 0 |
| group | verdict | score |
|---|---|---|
| #1 | WRONG ANSWER | 0 |
| #2 | WRONG ANSWER | 0 |
| #3 | WRONG ANSWER | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #2 | WRONG ANSWER | 0.03 s | 1, 2, 3 | details |
| #3 | WRONG ANSWER | 0.03 s | 2, 3 | details |
| #4 | WRONG ANSWER | 0.03 s | 3 | details |
| #5 | WRONG ANSWER | 0.03 s | 2, 3 | details |
| #6 | WRONG ANSWER | 0.03 s | 3 | details |
Code
#include <bits/stdc++.h>
using namespace std;
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
int t;
cin >> t;
vector<vector<int>> d(2001, vector<int>(2001, 0));
for(int i {}; i <= 2000; ++i) d[i][i] = d[0][i] = d[i][0] = 1;
for(int i = 1; i <= 2000; ++i)
{
for(int j = i + 1; j <= 2000; ++j)
{
d[i][j] = max(d[i][j], d[i - 1][j - 1] ? 0 : 1);
d[i][j] = max(d[i][j], d[1][i] ? 0 : 1);
d[i][j] = max(d[i][j], d[i][j - 1] ? 0 : 1);
if(j - i > 1)
d[i][j] = max(d[i][j], d[i][i + 1] ? 0 : 1);
if(i > 1)
{
d[i][j] = max(d[i][j], d[i - i + 1][j - i + 1] ? 0 : 1);
d[i][j] = max(d[i][j], d[i - 1][i] ? 0 : 1);
d[i][j] = max(d[i][j], d[1][j] ? 0 : 1);
}
}
}
while(t--)
{
int a, b;
cin >> a >> b;
if(a > b) swap(a, b);
cout << (d[a][b] ? "first\n" : "second\n");
}
}Test details
Test 1 (public)
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 5 2 2 1 2 3 2 4 3 ... |
| correct output |
|---|
| first second first first second |
| user output |
|---|
| first second first first second |
Test 2
Group: 1, 2, 3
Verdict: WRONG ANSWER
| input |
|---|
| 100 1 1 1 2 1 3 1 4 ... |
| correct output |
|---|
| first second first first first ... |
| user output |
|---|
| first second first first first ... |
Feedback: Incorrect character on line 27 col 1: expected "first", got "second"
Test 3
Group: 2, 3
Verdict: WRONG ANSWER
| input |
|---|
| 1000 82 14 91 84 13 97 92 23 ... |
| correct output |
|---|
| first first first first first ... |
| user output |
|---|
| first second second first first ... |
Feedback: Incorrect character on line 2 col 1: expected "first", got "second"
Test 4
Group: 3
Verdict: WRONG ANSWER
| input |
|---|
| 1000 1630 271 1812 1671 254 1938 1827 443 ... |
| correct output |
|---|
| first first first first first ... |
| user output |
|---|
| first first first second second ... |
Feedback: Incorrect character on line 4 col 1: expected "first", got "second"
Test 5
Group: 2, 3
Verdict: WRONG ANSWER
| input |
|---|
| 1000 36 14 79 81 93 82 32 1 ... |
| correct output |
|---|
| first first first first first ... |
| user output |
|---|
| first second second first first ... |
Feedback: Incorrect character on line 2 col 1: expected "first", got "second"
Test 6
Group: 3
Verdict: WRONG ANSWER
| input |
|---|
| 1000 486 300 899 1455 879 543 40 65 ... |
| correct output |
|---|
| second second second second second ... |
| user output |
|---|
| first second second second first ... |
Feedback: Incorrect character on line 1 col 1: expected "second", got "first"