QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#291787 | #7179. Fischer's Chess Guessing Game | OAleksa | WA | 7ms | 3712kb | C++14 | 1.8kb | 2023-12-27 07:30:34 | 2023-12-27 07:30:34 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
#define int long long
vector<char> sv = {'K', 'Q', 'N', 'N', 'B', 'B', 'R', 'R'};
vector<string> perm;
int good(vector<char> ord) {
int x = -1, y = -1, z = -1, b = -1, a = -1;
for (int i = 0;i < 8;i++) {
if (ord[i] == 'K')
z = i;
else if (ord[i] == 'N') {
if (x == -1)
x = i;
else
y = i;
}
else if (ord[i] == 'R') {
if (a == -1)
a = i;
else
b = i;
}
}
return z < b && z > a && x % 2 != y % 2;
};
int diff(string a, string b) {
int r = 0;
for (int i = 0;i < 8;i++)
r += (a[i] == b[i]);
return r;
};
vector<pair<string, int>> pr;
string ans;
void resi(int r) {
pr.push_back({ans, r});
for (auto x : perm) {
int ok = 1;
for (auto u : pr)
ok &= (diff(u.f, x) == u.s);
if (ok)
ans = x;
}
}
signed main() {
ios_base::sync_with_stdio(false);
cout.tie(nullptr);
cin.tie(nullptr);
//freopen("newbarn.in", "r", stdin);
//freopen(newbarn.out", "w", stdout);
int tt = 1;
//cin >> tt;
while (tt--) {
vector<int> order(8);
iota(order.begin(), order.end(), 0);
map<string, int> bio;
do {
vector<char> t;
for (int i = 0;i < 8;i++)
t.push_back(sv[order[i]]);
if (good(t)) {
string s;
for (auto x : t)
s += x;
if (bio[s])
continue;
bio[s] = 1;
perm.push_back(s);
}
} while (next_permutation(order.begin(), order.end()));
while (true) {
string s;
cin >> s;
int g = 0;
if (s == "GAME") {
cin >> s;
ans = perm[0];
int r;
while (true) {
g++;
if (g > 6)
return 0;
cout << ans << endl;
cin >> r;
if (r == 8)
break;
resi(r);
}
}
else
break;
}
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 0
Wrong Answer
time: 7ms
memory: 3712kb
input:
GAME 1 2 2
output:
QNNBBRKR RBBNNQKR RBNBQKRN
result:
wrong answer (i) illegal position "RBNBQKRN" (game 1, guess 3) (test case 1)