QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #749825 | #8041. Life is Hard and Undecidable, but... | ice_cup# | AC ✓ | 1ms | 3716kb | C++14 | 478b | 2024-11-15 10:40:39 | 2024-11-15 10:40:40 |
Judging History
answer
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
using namespace std;
#define mk make_pair
#define MID int mid=(l+r)>>1;
#define ll long long
#define endl '\n'
#define siz(a) int(a.size())
int n;
void solve(){
cin>>n;
cout<<2*n<<endl;
for(int i=1;i<=2*n;i++){
cout<<i<<' '<<i<<endl;
}
}
int main(){
// ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
int TTT;
// cin>>TTT;
TTT=1;
while(TTT--)solve();
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3692kb
input:
1
output:
2 1 1 2 2
result:
ok n=2
Test #2:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
2
output:
4 1 1 2 2 3 3 4 4
result:
ok n=4
Test #3:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
3
output:
6 1 1 2 2 3 3 4 4 5 5 6 6
result:
ok n=6
Test #4:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
4
output:
8 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8
result:
ok n=8
Test #5:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
5
output:
10 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10
result:
ok n=10
Test #6:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
6
output:
12 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12
result:
ok n=12
Test #7:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
7
output:
14 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14
result:
ok n=14
Test #8:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
8
output:
16 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16
result:
ok n=16
Test #9:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
9
output:
18 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18
result:
ok n=18
Test #10:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
10
output:
20 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20
result:
ok n=20
Test #11:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
13
output:
26 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26
result:
ok n=26
Test #12:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
17
output:
34 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34
result:
ok n=34
Test #13:
score: 0
Accepted
time: 0ms
memory: 3648kb
input:
23
output:
46 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46
result:
ok n=46
Test #14:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
29
output:
58 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 ...
result:
ok n=58
Test #15:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
31
output:
62 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 ...
result:
ok n=62
Test #16:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
37
output:
74 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 ...
result:
ok n=74
Test #17:
score: 0
Accepted
time: 0ms
memory: 3692kb
input:
41
output:
82 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 ...
result:
ok n=82
Test #18:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
43
output:
86 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 ...
result:
ok n=86
Test #19:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
100
output:
200 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53...
result:
ok n=200
Test #20:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
85
output:
170 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53...
result:
ok n=170
Test #21:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
97
output:
194 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53...
result:
ok n=194
Test #22:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
98
output:
196 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53...
result:
ok n=196
Test #23:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
99
output:
198 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53...
result:
ok n=198
Extra Test:
score: 0
Extra Test Passed