QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#320160 | #7619. Make SYSU Great Again I | ushg8877# | TL | 954ms | 50040kb | C++20 | 829b | 2024-02-03 14:14:58 | 2024-02-03 14:15:00 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define MP make_pair
mt19937 rnd(time(0));
int n,k;
set<pair<int,int> > se;
bool a[5005][5005];
int main(){
ios::sync_with_stdio(false);
cin>>n>>k;
if(n>5000){
for(int i=1;i<=2*n;i++){
int x=(i+1)/2,y=(i==2*n?1:i/2+1);
cout<<x<<' '<<y<<'\n';
se.insert(MP(x,y));
}
for(int i=2*n+1;i<=k;i++){
int x=rnd()%n+1,y=rnd()%n+1;
while(se.count(MP(x,y))) x=rnd()%n+1,y=rnd()%n+1;
cout<<x<<' '<<y<<'\n';
se.insert(MP(x,y));
}
}else{
for(int i=1;i<=2*n;i++){
int x=(i+1)/2,y=(i==2*n?1:i/2+1);
cout<<x<<' '<<y<<'\n';
a[x][y]=true;
}
for(int i=2*n+1;i<=k;i++){
int x=rnd()%n+1,y=rnd()%n+1;
while(a[x][y]) x=rnd()%n+1,y=rnd()%n+1;
cout<<x<<' '<<y<<'\n';
a[x][y]=true;
}
}
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3708kb
input:
3 6
output:
1 1 1 2 2 2 2 3 3 3 3 1
result:
ok The answer is correct.
Test #2:
score: 0
Accepted
time: 0ms
memory: 3820kb
input:
3 7
output:
1 1 1 2 2 2 2 3 3 3 3 1 3 2
result:
ok The answer is correct.
Test #3:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
2 4
output:
1 1 1 2 2 2 2 1
result:
ok The answer is correct.
Test #4:
score: 0
Accepted
time: 0ms
memory: 3848kb
input:
3 9
output:
1 1 1 2 2 2 2 3 3 3 3 1 3 2 2 1 1 3
result:
ok The answer is correct.
Test #5:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
10 20
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 1
result:
ok The answer is correct.
Test #6:
score: 0
Accepted
time: 1ms
memory: 3872kb
input:
10 100
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 1 8 5 2 6 6 1 10 7 7 4 1 5 3 5 1 10 5 7 9 2 5 2 6 5 6 3 9 4 9 8 2 9 1 7 3 8 2 10 10 9 6 9 4 10 8 1 7 10 2 4 10 6 10 3 2 5 9 7 8 6 4 1 4 7 5 1 3 2 9 6 9 1 7 5 8 3 2 1 4 6 3 7 9 5 7 6 7 1 1 3 8 10 5 4 7 3 8 7 8 2 4 2 3 1...
result:
ok The answer is correct.
Test #7:
score: 0
Accepted
time: 0ms
memory: 5880kb
input:
32 64
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #8:
score: 0
Accepted
time: 114ms
memory: 22584kb
input:
200000 400000
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #9:
score: 0
Accepted
time: 517ms
memory: 38700kb
input:
200000 745589
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #10:
score: 0
Accepted
time: 813ms
memory: 49544kb
input:
199999 978736
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #11:
score: 0
Accepted
time: 360ms
memory: 32856kb
input:
198054 619549
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #12:
score: 0
Accepted
time: 404ms
memory: 30448kb
input:
123124 567865
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #13:
score: 0
Accepted
time: 235ms
memory: 23372kb
input:
124252 416756
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #14:
score: 0
Accepted
time: 639ms
memory: 38880kb
input:
103503 748077
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #15:
score: 0
Accepted
time: 954ms
memory: 50040kb
input:
120394 987331
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #16:
score: 0
Accepted
time: 447ms
memory: 32888kb
input:
123942 619710
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...
result:
ok The answer is correct.
Test #17:
score: -100
Time Limit Exceeded
input:
51251 1000000
output:
1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29...