#include "xylophone.h"
#include <bits/stdc++.h>
using namespace std;
const int nmax=5e3+42;
int output[nmax];
int n;
bool seen[nmax];
int diff[nmax],diff_2[nmax];
/*
int query(int s,int t)
{
cout<<s<<" "<<t<<endl;
int ret;
cin>>ret;
return ret;
}
int answer(int s,int t)
{
cout<<"answer "<<s<<" "<<t<<endl;
}
*/
int my_ask(int s,int t)
{
return query(s,t);
}
int maxi(vector<int> now)
{
int a=0;
for(auto k:now)
a=max(a,k);
return a;
}
int mini(vector<int> now)
{
int a=nmax;
for(auto k:now)
a=min(a,k);
return a;
}
bool STOP;
void print()
{
for(int i=1;i<=n;i++)
answer(i,output[i]);
STOP=1;
}
void rec(int val,int pos)
{
//cout<<"rec "<<val<<" "<<pos<<endl;
if(STOP)return;
if(1>val||val>n)return;
if(seen[val])return;
seen[val]=1;
output[pos]=val;
if(val==n&&seen[1]==0)
{
seen[val]=0;
return;
}
//cout<<"rec: ";for(int i=1;i<=n;i++)cout<<output[i]<<" ";cout<<";"<<endl;for(int i=1;i<=n;i++)cout<<seen[i]<<" ";cout<<endl;
if(diff_2[pos])
{
//cout<<"test_2 "<<maxi({output[pos-2],output[pos-1],output[pos]})<<" "<<mini({output[pos-2],output[pos-1],output[pos]})<<" "<<diff_2[pos]<<endl;
if(maxi({output[pos-2],output[pos-1],output[pos]})-mini({output[pos-2],output[pos-1],output[pos]})!=diff_2[pos])
{
seen[val]=0;
return;
}
}
if(pos==n)print();
rec(val+diff[pos],pos+1);
rec(val-diff[pos],pos+1);
seen[val]=0;
}
void solve(int N)
{
n=N;
for(int i=1;i+1<=n;i++)
diff[i]=my_ask(i,i+1);
for(int i=3;i<=n;i++)
diff_2[i]=my_ask(i-2,i);
for(int i=1;i<=n;i++)
rec(i,1);
}
/*
int main()
{
solve(5);
}
*/
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
6 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
7 ms |
384 KB |
Output is correct |
| 5 |
Correct |
7 ms |
384 KB |
Output is correct |
| 6 |
Correct |
6 ms |
384 KB |
Output is correct |
| 7 |
Correct |
8 ms |
384 KB |
Output is correct |
| 8 |
Correct |
7 ms |
412 KB |
Output is correct |
| 9 |
Correct |
7 ms |
336 KB |
Output is correct |
| 10 |
Correct |
6 ms |
424 KB |
Output is correct |
| 11 |
Correct |
7 ms |
384 KB |
Output is correct |
| 12 |
Correct |
7 ms |
384 KB |
Output is correct |
| 13 |
Correct |
6 ms |
368 KB |
Output is correct |
| 14 |
Correct |
7 ms |
384 KB |
Output is correct |
| 15 |
Correct |
7 ms |
384 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
6 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
7 ms |
384 KB |
Output is correct |
| 5 |
Correct |
7 ms |
384 KB |
Output is correct |
| 6 |
Correct |
6 ms |
384 KB |
Output is correct |
| 7 |
Correct |
8 ms |
384 KB |
Output is correct |
| 8 |
Correct |
7 ms |
412 KB |
Output is correct |
| 9 |
Correct |
7 ms |
336 KB |
Output is correct |
| 10 |
Correct |
6 ms |
424 KB |
Output is correct |
| 11 |
Correct |
7 ms |
384 KB |
Output is correct |
| 12 |
Correct |
7 ms |
384 KB |
Output is correct |
| 13 |
Correct |
6 ms |
368 KB |
Output is correct |
| 14 |
Correct |
7 ms |
384 KB |
Output is correct |
| 15 |
Correct |
7 ms |
384 KB |
Output is correct |
| 16 |
Correct |
11 ms |
384 KB |
Output is correct |
| 17 |
Correct |
14 ms |
384 KB |
Output is correct |
| 18 |
Correct |
14 ms |
412 KB |
Output is correct |
| 19 |
Correct |
26 ms |
480 KB |
Output is correct |
| 20 |
Correct |
23 ms |
384 KB |
Output is correct |
| 21 |
Correct |
24 ms |
384 KB |
Output is correct |
| 22 |
Correct |
28 ms |
384 KB |
Output is correct |
| 23 |
Correct |
20 ms |
380 KB |
Output is correct |
| 24 |
Correct |
74 ms |
508 KB |
Output is correct |
| 25 |
Correct |
23 ms |
388 KB |
Output is correct |
| 26 |
Correct |
24 ms |
504 KB |
Output is correct |
| 27 |
Correct |
22 ms |
504 KB |
Output is correct |
| 28 |
Correct |
14 ms |
504 KB |
Output is correct |
| 29 |
Correct |
22 ms |
480 KB |
Output is correct |
| 30 |
Correct |
26 ms |
504 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
6 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
7 ms |
384 KB |
Output is correct |
| 5 |
Correct |
7 ms |
384 KB |
Output is correct |
| 6 |
Correct |
6 ms |
384 KB |
Output is correct |
| 7 |
Correct |
8 ms |
384 KB |
Output is correct |
| 8 |
Correct |
7 ms |
412 KB |
Output is correct |
| 9 |
Correct |
7 ms |
336 KB |
Output is correct |
| 10 |
Correct |
6 ms |
424 KB |
Output is correct |
| 11 |
Correct |
7 ms |
384 KB |
Output is correct |
| 12 |
Correct |
7 ms |
384 KB |
Output is correct |
| 13 |
Correct |
6 ms |
368 KB |
Output is correct |
| 14 |
Correct |
7 ms |
384 KB |
Output is correct |
| 15 |
Correct |
7 ms |
384 KB |
Output is correct |
| 16 |
Correct |
11 ms |
384 KB |
Output is correct |
| 17 |
Correct |
14 ms |
384 KB |
Output is correct |
| 18 |
Correct |
14 ms |
412 KB |
Output is correct |
| 19 |
Correct |
26 ms |
480 KB |
Output is correct |
| 20 |
Correct |
23 ms |
384 KB |
Output is correct |
| 21 |
Correct |
24 ms |
384 KB |
Output is correct |
| 22 |
Correct |
28 ms |
384 KB |
Output is correct |
| 23 |
Correct |
20 ms |
380 KB |
Output is correct |
| 24 |
Correct |
74 ms |
508 KB |
Output is correct |
| 25 |
Correct |
23 ms |
388 KB |
Output is correct |
| 26 |
Correct |
24 ms |
504 KB |
Output is correct |
| 27 |
Correct |
22 ms |
504 KB |
Output is correct |
| 28 |
Correct |
14 ms |
504 KB |
Output is correct |
| 29 |
Correct |
22 ms |
480 KB |
Output is correct |
| 30 |
Correct |
26 ms |
504 KB |
Output is correct |
| 31 |
Correct |
78 ms |
528 KB |
Output is correct |
| 32 |
Correct |
101 ms |
660 KB |
Output is correct |
| 33 |
Correct |
102 ms |
928 KB |
Output is correct |
| 34 |
Correct |
76 ms |
888 KB |
Output is correct |
| 35 |
Correct |
102 ms |
992 KB |
Output is correct |
| 36 |
Correct |
118 ms |
988 KB |
Output is correct |
| 37 |
Correct |
1316 ms |
1144 KB |
Output is correct |
| 38 |
Correct |
86 ms |
888 KB |
Output is correct |
| 39 |
Correct |
102 ms |
888 KB |
Output is correct |
| 40 |
Correct |
90 ms |
1144 KB |
Output is correct |
| 41 |
Correct |
98 ms |
888 KB |
Output is correct |
| 42 |
Correct |
86 ms |
888 KB |
Output is correct |
| 43 |
Correct |
1407 ms |
1272 KB |
Output is correct |
| 44 |
Correct |
86 ms |
888 KB |
Output is correct |
| 45 |
Correct |
83 ms |
892 KB |
Output is correct |
| 46 |
Correct |
135 ms |
916 KB |
Output is correct |
| 47 |
Correct |
102 ms |
916 KB |
Output is correct |
| 48 |
Correct |
86 ms |
888 KB |
Output is correct |
| 49 |
Correct |
118 ms |
1016 KB |
Output is correct |
| 50 |
Correct |
129 ms |
1016 KB |
Output is correct |
| 51 |
Correct |
94 ms |
1016 KB |
Output is correct |
| 52 |
Correct |
100 ms |
1016 KB |
Output is correct |
| 53 |
Correct |
101 ms |
1016 KB |
Output is correct |
| 54 |
Correct |
91 ms |
888 KB |
Output is correct |
| 55 |
Correct |
102 ms |
1016 KB |
Output is correct |
| 56 |
Correct |
107 ms |
1016 KB |
Output is correct |
| 57 |
Correct |
98 ms |
892 KB |
Output is correct |
| 58 |
Correct |
95 ms |
1040 KB |
Output is correct |
| 59 |
Correct |
92 ms |
1016 KB |
Output is correct |
| 60 |
Correct |
100 ms |
1016 KB |
Output is correct |
