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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 |
---|---|---|---|---|---|---|---|---|---|
#18725 | #1834. Eulerian? | yuyue | WA | 4ms | 3736kb | C++17 | 1.3kb | 2022-01-25 18:39:27 | 2022-05-06 02:18:34 |
Judging History
answer
#include<bits/stdc++.h>
#define LL long long
#define pb push_back
#define SZ(x) ((int)x.size()-1)
#define ms(a,b) memset(a,b,sizeof a)
#define F(i,a,b) for (int i=(a);i<=(b);++i)
#define DF(i,a,b) for (int i=(a);i>=(b);--i)
//#define mp make_pair
//#define OO(x) fixed<<setprecision(x)
using namespace std;
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
inline int read(){
char ch=getchar(); int w=1,c=0;
for(;!isdigit(ch);ch=getchar()) if (ch=='-') w=-1;
for(;isdigit(ch);ch=getchar()) c=(c<<1)+(c<<3)+(ch^48);
return w*c;
}
const int M=1e6+10;
int n,m;
int ask(vector<int> s){
if (!s.size()) return 0;
cout<<"? ";
cout<<s.size()<<" ";
for (int x:s) cout<<x<<" ";
cout<<endl;
int o=read();
return o;
}
int main(){
// freopen(".in","r",stdin);
// freopen(".out","w",stdout);
n=read();
cout<<"? "<<n;
F(i,1,n) cout<<" "<<i;
cout<<endl;
m=read();
F(T,1,30){
vector<int> X,Y;
F(i,1,n){
if (rnd()&1) X.pb(i);
else Y.pb(i);
}
if ((m-ask(X)-ask(Y))%2==1){
cout<<"! NO"<<endl;
return 0;
}
}
cout<<"! YES"<<endl;
return 0;
}
/* stuff you should look for
* int overflow, array bounds
* special cases (n=1?)
* do smth instead of nothing and stay organized
* WRITE STUFF DOWN
* DON'T GET STUCK ON ONE APPROACH
*/
详细
Test #1:
score: 100
Accepted
time: 4ms
memory: 3624kb
input:
3 2 0 0 0 0 2 1 0
output:
? 3 1 2 3 ? 2 1 3 ? 1 2 ? 2 1 3 ? 1 2 ? 3 1 2 3 ? 2 2 3 ? 1 1 ! NO
result:
ok correct
Test #2:
score: 0
Accepted
time: 4ms
memory: 3696kb
input:
3 3 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 0 1 0 1 1 0 0 1 3 1 0 1 0 0 1 3 1 0 0 1 1 0 0 1 0 1 1 0 1 0 3 3 1 0 3 1 0 1 0
output:
? 3 1 2 3 ? 2 1 3 ? 1 2 ? 2 1 2 ? 1 3 ? 1 1 ? 2 2 3 ? 1 3 ? 2 1 2 ? 2 1 2 ? 1 3 ? 2 1 3 ? 1 2 ? 1 2 ? 2 1 3 ? 1 2 ? 2 1 3 ? 1 3 ? 2 1 2 ? 1 3 ? 2 1 2 ? 2 2 3 ? 1 1 ? 1 2 ? 2 1 3 ? 3 1 2 3 ? 2 1 3 ? 1 2 ? 2 1 2 ? 1 3 ? 1 2 ? 2 1 3 ? 3 1 2 3 ? 2 2 3 ? 1 1 ? 1 1 ? 2 2...
result:
ok correct
Test #3:
score: 0
Accepted
time: 3ms
memory: 3608kb
input:
4 3 0 2
output:
? 4 1 2 3 4 ? 1 1 ? 3 2 3 4 ! NO
result:
ok correct
Test #4:
score: 0
Accepted
time: 3ms
memory: 3652kb
input:
4 4 0 3
output:
? 4 1 2 3 4 ? 1 1 ? 3 2 3 4 ! NO
result:
ok correct
Test #5:
score: 0
Accepted
time: 4ms
memory: 3496kb
input:
4 5 2 0
output:
? 4 1 2 3 4 ? 3 1 2 3 ? 1 4 ! NO
result:
ok correct
Test #6:
score: 0
Accepted
time: 3ms
memory: 3688kb
input:
10 10 0 8 0 2 0 8 0 9
output:
? 10 1 2 3 4 5 6 7 8 9 10 ? 2 1 2 ? 8 3 4 5 6 7 8 9 10 ? 5 1 2 4 8 10 ? 5 3 5 6 7 9 ? 1 8 ? 9 1 2 3 4 5 6 7 9 10 ? 1 2 ? 9 1 3 4 5 6 7 8 9 10 ! NO
result:
ok correct
Test #7:
score: 0
Accepted
time: 3ms
memory: 3624kb
input:
10 11 0 8
output:
? 10 1 2 3 4 5 6 7 8 9 10 ? 2 3 4 ? 8 1 2 5 6 7 8 9 10 ! NO
result:
ok correct
Test #8:
score: 0
Accepted
time: 3ms
memory: 3580kb
input:
100 100 23 18
output:
? 100 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ? ...
result:
ok correct
Test #9:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
100 256 50 83
output:
? 100 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ? ...
result:
ok correct
Test #10:
score: 0
Accepted
time: 4ms
memory: 3660kb
input:
1000 1488 405 374
output:
? 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1...
result:
ok correct
Test #11:
score: 0
Accepted
time: 4ms
memory: 3632kb
input:
1000 11488 2785 3084
output:
? 1000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1...
result:
ok correct
Test #12:
score: 0
Accepted
time: 4ms
memory: 3704kb
input:
10000 100000 24805 25077 24047 25908
output:
? 10000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...
result:
ok correct
Test #13:
score: 0
Accepted
time: 2ms
memory: 3736kb
input:
10000 99999 25004 24929 24697 25147
output:
? 10000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...
result:
ok correct
Test #14:
score: -100
Wrong Answer
time: 0ms
memory: 3556kb
input:
10 10 2 2 4 0 2 2 1 3 3 5 0 4 0 4 2 4 4 0 0 2 2 2 1 1 1 3 2 2 2 2 6 0 0 4 2 0 1 1 3 1 2 2 1 3 1 3 2 4 1 1 2 2 3 3 4 4 3 3 2 -1
output:
? 10 1 2 3 4 5 6 7 8 9 10 ? 5 1 4 8 9 10 ? 5 2 3 5 6 7 ? 7 1 2 4 6 7 8 9 ? 3 3 5 10 ? 5 1 3 5 6 9 ? 5 2 4 7 8 10 ? 4 2 3 6 10 ? 6 1 4 5 7 8 9 ? 4 1 5 6 7 ? 6 2 3 4 8 9 10 ? 3 1 3 10 ? 7 2 4 5 6 7 8 9 ? 3 5 6 8 ? 7 1 2 3 4 7 9 10 ? 4 3 4 5 7 ? 6 1 2 6 8 9 10 ? 7 1 2 4 5 6 8 9 ? 3 3 7...
result:
wrong output format Unexpected end of file - token expected