QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#345322 | #7179. Fischer's Chess Guessing Game | installb | WA | 119ms | 3800kb | C++14 | 2.8kb | 2024-03-06 19:36:19 | 2024-03-06 19:36:19 |
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);
if(ti > 0){
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];
}
}
}
else{
cur = "NRBBNKQR";
}
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
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 4ms
memory: 3800kb
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
Wrong Answer
time: 119ms
memory: 3800kb
input:
GAME 1 1 2 2 1 2 8 GAME 2 2 2 4 1 2 8 GAME 3 1 2 2 3 8 GAME 4 1 2 1 1 8 GAME 5 2 1 2 3 8 GAME 6 2 2 1 0 8 GAME 7 0 2 3 3 8 GAME 8 1 2 1 4 2 8 GAME 9 0 3 5 3 8 GAME 10 0 3 4 5 8 GAME 11 0 5 2 8 GAME 12 1 1 2 3 4 8 GAME 13 1 2 2 4 1 8 GAME 14 0 4 3 3 8 GAME 15 1 2 1 1 8 GAME 16 1 1 2 3 3 8 GAME 17 0 5...
output:
NRBBNKQR BNRKQBNR RNBQKRNB BRNQKBRN QNRNBKRB RKRBBQNN NRBBNKQR RBBQKNNR RKNNBBQR QRNKBBNR RKBNNBRQ RKRBBNQN NRBBNKQR BNRKQBNR RNBQKRNB RKRQNBBN RKRBBNNQ NRBBNKQR BNRKQBNR RNBQKRNB RQNNBBKR RKRBQNBN NRBBNKQR RBBQKNNR BRKBQRNN NNRBKRBQ RKRBNQBN NRBBNKQR RBBNQNKR RNNKBBQR QRBNKBRN RKRBNNBQ NRBBNKQR RKN...
result:
wrong answer (i) too many guesses in game 62, pos =