QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#345329 | #7179. Fischer's Chess Guessing Game | installb | WA | 178ms | 3856kb | C++14 | 2.8kb | 2024-03-06 19:38:18 | 2024-03-06 19:38:19 |
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(time(0));
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: 3856kb
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: 178ms
memory: 3784kb
input:
GAME 1 1 2 2 8 GAME 2 2 1 0 2 2 8 GAME 3 1 2 2 6 8 GAME 4 1 2 1 8 GAME 5 2 2 1 1 8 GAME 6 2 2 2 1 3 8 GAME 7 0 2 3 4 3 8 GAME 8 1 2 1 4 8 GAME 9 0 3 4 8 GAME 10 0 3 3 2 8 GAME 11 0 5 2 8 GAME 12 1 1 3 3 1 8 GAME 13 1 2 2 8 GAME 14 0 4 3 5 8 GAME 15 1 2 1 4 8 GAME 16 1 1 1 4 4 8 GAME 17 0 5 6 8 GAME ...
output:
NRBBNKQR BNRKQBNR RNBQKRNB RKRBBQNN NRBBNKQR RBBNKQNR QRKNNRBB NBQRBKRN NNRQBBKR RKRBBNQN NRBBNKQR BNRKQBNR RNBQKRNB RKRBBQNN RKRBBNNQ NRBBNKQR BNRKQBNR RNBQKRNB RKRBQNBN NRBBNKQR RBBNKQNR RNNKBBQR NRKNBQRB RKRBNQBN NRBBNKQR RBBQKNNR RKNNBBQR BBNRNQKR RNBKNBRQ RKRBNNBQ NRBBNKQR RKNNRQBB RNKNBBRQ RBK...
result:
ok (c) correct after 96 tests, max moves 6 (96 test cases)
Test #3:
score: -100
Wrong Answer
time: 142ms
memory: 3788kb
input:
GAME 1 2 2 2 1 6 8 GAME 2 2 3 3 3 8 GAME 3 3 0 5 8 GAME 4 3 0 2 6 5 8 GAME 5 2 3 5 2 8 GAME 6 3 0 3 2 8 GAME 7 1 3 6 8 GAME 8 1 3 0 3 4 8 GAME 9 2 4 3 8 GAME 10 2 3 1 4 8 GAME 11 2 3 2 4 8 GAME 12 1 3 5 8 GAME 13 0 2 3 3 4 8 GAME 14 1 0 1 3 8 GAME 15 0 1 1 1 8 GAME 16 0 2 2 8 GAME 17 1 0 3 6 8 GAME ...
output:
NRBBNKQR RNBNQBKR NBRKQNBR BBNRNQKR RQKBBNNR RKQBBNNR NRBBNKQR RBBQKNNR NBNRKQBR BBRKNQNR RKNBBQNR NRBBNKQR NRBQKBRN RBNNBKQR RKNBBNQR NRBBNKQR NRBQKBRN RBNNBKQR RQKBNNBR RNKBNQBR RKQBNNBR NRBBNKQR RBBQKNNR RKBBQNRN RBBNQKRN RKNBQNBR NRBBNKQR NRBQKBRN RBNNBKQR BBQRNKNR RKNBNQBR NRBBNKQR BNRKQBNR RQK...
result:
wrong answer (i) too many guesses in game 77, pos = p\x1c