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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#345320 | #7179. Fischer's Chess Guessing Game | installb | TL | 35ms | 3952kb | C++14 | 2.9kb | 2024-03-06 19:35:15 | 2024-03-06 19:35:15 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 800005;
vector <string> G,iG;
map <string,int> mp; int tot = 0;
void init1(){
string s = "BBKNNQRR";
do{
int pk; vector <int> pb,pr;
for(int i = 0;i < 8;i ++){
if(s[i] == 'B') pb.push_back(i);
if(s[i] == 'R') pr.push_back(i);
if(s[i] == 'K') pk = i;
}
if((pb[0] & 1) == (pb[1] & 1)) continue;
if(!(pr[0] < pk && pk < pr[1])) continue;
if(mp.find(s) != mp.end()) continue;
mp[s] = tot ++;
G.push_back(s);
}while(next_permutation(s.begin(),s.end()));
}
mt19937 rnd(998244353);
string SS;
int calc(string x,string y){ int r = 0; for(int i = 0;i < 8;i ++) if(x[i] == y[i]) r ++; return r; }
void solve(){
vector <string> H;
G = iG;
string lis[6];
for(int ti = 0;ti < 6;ti ++){
int anss = G.size() + 1;
if(G.size() == 1) break;
string cur;
shuffle(G.begin(),G.end(),rnd);
for(int x = 0;x < G.size();x ++){
map <int,int> chk;
for(int i = 0;i < G.size();i ++) chk[calc(G[i],G[x])] ++;
int mx = 0;
for(auto it = chk.begin();it != chk.end();it ++) mx = max(mx,it->second);
if(mx < anss){
anss = mx;
cur = G[x];
}
}
cout << cur << endl;
int x;
cin >> x;
// x = calc(cur,SS);
// cout << x << ' ' << cur << ' ' << SS << ' ' << G.size() << endl;
if(x == 8) return;
for(int i = 0;i < G.size();i ++) if(calc(cur,G[i]) == x) H.push_back(G[i]);
G.swap(H); H.clear();
lis[ti] = cur;
// cout << ti << ' ' << anss << '\n';
}
cout << G[0] << endl;
int x;
cin >> x;
// x = calc(G[0],SS);
// for(int i = 0;i < 6;i ++) cout << lis[i] << '\n';
}
// void countt(){
// string lis[6];
// for(int i = 0;i < 6;i ++) cin >> lis[i];
// map <vector <int>,int> chk;
// for(int i = 0;i < tot;i ++){
// vector <int> vec;
// for(int j = 0;j < 6;j ++){
// int cnt = 0;
// for(int k = 0;k < 8;k ++) if(G[i][k] == lis[j][k]) cnt ++;
// vec.push_back(cnt);
// }
// // cout << G[i] << " : "; for(auto u : vec) cout << u << ' '; cout << endl;
// chk[vec] = 1;
// }
// cout << chk.size() << '\n';
// }
int main(){
ios::sync_with_stdio(false);
init1(); iG = G;
// for(auto s : G) cout << s << ' ';
// cout << tot << endl;
// solve2();
// countt();
string str;
while(cin >> str){
if(str == "END") break;
int x; cin >> x;
// cin >> SS;
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 35ms
memory: 3952kb
input:
GAME 1 1 2 2 1 2 8 END
output:
NRBBNKQR BNRKQBNR RNBQKRNB BRNQKBRN QNRNBKRB RKRBBQNN
result:
ok (c) correct after 1 tests, max moves 6 (1 test case)
Test #2:
score: -100
Time Limit Exceeded
input:
GAME 1 1 2 2 1 2 8 GAME 2 5 3 3 8 GAME 3 2 1 2 1 1 8 GAME 4 4 1 3 4 3 8 GAME 5 3 2 4 2 6 8 GAME 6 1 1 2 5 8 GAME 7 0 2 3 6 8 GAME 8 3 1 3 1 6 8 GAME 9 2 2 2 2 8 GAME 10 1 2 2 2 5 8 GAME 11 3 0 1 5 8 GAME 12 3 0 3 2 2 8 GAME 13 3 2 0 3 8 GAME 14 4 1 6 5 8 GAME 15 0 2 6 4 8 GAME 16 0 5 3 4 8 GAME 17 2...
output:
NRBBNKQR BNRKQBNR RNBQKRNB BRNQKBRN QNRNBKRB RKRBBQNN RQKBBNRN RNKQBNRB BRKBQNRN RKRBBNQN RQKNBBRN RNQKNBBR BBRNNKRQ QNBBRKRN QBNNBRKR RKRBBNNQ RQKBBNRN RQKNBRNB BQRBNKRN RKBBNNRQ RNBBKQRN RKRBQNBN RQKBBNRN NRBBQKRN RKNBQNBR RNBBKNQR RKQBNRBN RKRBNQBN RQKNBBRN RNBQKRNB NNRBBKQR RKNBQNBR RKRBNNBQ NRB...