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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#345324 | #7179. Fischer's Chess Guessing Game | installb | WA | 179ms | 3752kb | C++14 | 2.8kb | 2024-03-06 19:37:20 | 2024-03-06 19:37:21 |
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(99432353);
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
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Test #1:
score: 100
Accepted
time: 5ms
memory: 3752kb
input:
GAME 1 1 2 2 8 END
output:
NRBBNKQR BNRKQBNR RNBQKRNB RKRBBQNN
result:
ok (c) correct after 1 tests, max moves 4 (1 test case)
Test #2:
score: 0
Accepted
time: 179ms
memory: 3748kb
input:
GAME 1 1 2 2 8 GAME 2 2 2 3 1 1 8 GAME 3 1 2 2 6 8 GAME 4 1 2 1 4 8 GAME 5 2 1 0 2 8 GAME 6 2 1 0 3 8 GAME 7 0 2 3 6 8 GAME 8 1 2 1 0 5 8 GAME 9 0 3 1 6 8 GAME 10 0 3 3 8 GAME 11 0 5 3 3 8 GAME 12 1 1 2 3 8 GAME 13 1 2 2 3 4 8 GAME 14 0 4 3 8 GAME 15 1 2 1 3 8 GAME 16 1 1 5 8 GAME 17 0 5 4 3 8 GAME ...
output:
NRBBNKQR BNRKQBNR RNBQKRNB RKRBBQNN NRBBNKQR RBBNQNKR RNNKBBQR QRKNBBNR BNNBRQKR RKRBBNQN NRBBNKQR BNRKQBNR RNBQKRNB RKRBBQNN RKRBBNNQ NRBBNKQR BNRKQBNR RNBQKRNB BQRBKNRN RKRBQNBN NRBBNKQR RNBNQBKR QRNNBKRB NBRQKNBR RKRBNQBN NRBBNKQR RNBNQBKR QRNNBKRB NBRQKNBR RKRBNNBQ NRBBNKQR RKNNRQBB RNKNBBRQ RKQ...
result:
ok (c) correct after 96 tests, max moves 6 (96 test cases)
Test #3:
score: -100
Wrong Answer
time: 112ms
memory: 3700kb
input:
GAME 1 2 3 2 2 3 8 GAME 2 2 4 2 8 GAME 3 3 0 5 2 8 GAME 4 3 0 2 6 8 GAME 5 2 3 2 2 8 GAME 6 3 0 3 3 8 GAME 7 1 3 0 8 GAME 8 1 3 8 GAME 9 2 4 3 2 3 8 GAME 10 2 3 1 4 8 GAME 11 2 3 2 4 8 GAME 12 1 3 4 3 8 GAME 13 0 2 3 5 8 GAME 14 1 0 1 8 GAME 15 0 1 2 8 GAME 16 0 2 2 1 8 GAME 17 1 0 3 3 8 GAME 18 1 0...
output:
NRBBNKQR RBBNKQNR RKBNNBRQ BRKNQBNR RBKQNNBR RKQBBNNR NRBBNKQR RBBNKQNR BBRNNQKR RKNBBQNR NRBBNKQR NRBQKBRN RBNNBKQR RBQNNKBR RKNBBNQR NRBBNKQR NRBQKBRN RBNNBKQR RQKBNNBR RKQBNNBR NRBBNKQR RNBNQBKR BQNRNBKR BBRNQKNR RKNBQNBR NRBBNKQR NRBQKBRN RBNNBKQR BQNBRKNR RKNBNQBR NRBBNKQR BNRKQBNR BQRKNNRB RKQ...
result:
wrong answer (i) too many guesses in game 59, pos =