#include <bits/stdc++.h>
#define pii pair<int, int>
#define For(i, l, r) for (int i=l;(l<=r?i<=r:i>=r);(l<=r?i++:i--))
//#define DEBUG
#ifdef DEBUG
auto operator<<(auto &o,auto p)->decltype(p.first,o){return o<<'('<<p.first<<", "<<p.second<<')';}
auto operator<<(auto &o,auto x)->decltype(x.end(),o){o<<'{';int i=2;for(auto &e:x)o<<(", ")+i<<e,i=0;return o<<'}';}
#define LOG(X...)cerr<<"["#X"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(X);
#else
#define LOG(x...)(void)0
#endif
//#define int long long
using namespace std;
const int inf=1e9+1;
int n;
bool who;
string moves = "KNP";
vector<int> move_to_dig(128);
mt19937 gen(81730);
uniform_int_distribution<> distrib3(0, 2);
const int ch2_len = 19, ch3_len = 12;
vector<int> diffs;
string bin_chunk_to_ter(string w){
while (w.size() < ch2_len)
w.push_back('0');
int x = 0;
for (int i = 0; i < ch2_len; i++){
x *= 2;
x += w[i] - '0';
}
string res;
for (int i = 0; i < ch3_len; ++i){
res.push_back('0' + x % 3);
x /= 3;
}
reverse(res.begin(), res.end());
return res;
}
string ter_chunk_to_bin(string w){
while (w.size() < ch3_len)
w.push_back('0');
int x = 0;
for (int i = 0; i < ch3_len; i++){
x *= 3;
x += w[i] - '0';
}
string res;
for (int i = 0; i < ch2_len; ++i){
res.push_back('0' + x % 2);
x /= 2;
}
reverse(res.begin(), res.end());
return res;
}
string bin_to_ter(string w){
string res = "";
for (auto chun: w | std::views::chunk(ch2_len)){
string chunk(chun.begin(), chun.end());
res = res + bin_chunk_to_ter(chunk);
}
return res;
}
string ter_to_bin(string w){
string res = "";
for (auto chun: w | std::views::chunk(ch3_len)){
string chunk(chun.begin(), chun.end());
res = res + ter_chunk_to_bin(chunk);
}
while (res.size() > n)
res.pop_back();
return res;
}
string rand_string(int l = n, int x = 2){
string res;
for (int i = 0; i < n; ++i){
res.push_back('0' + rand() % x);
}
return res;
}
vector<int> rand_vec_string(int l = n, int x = 2){
vector<int> res(l);
for (int i = 0; i < l; ++i){
res[i] = distrib3(gen);
}
return res;
}
void trycheck(){
string bin = rand_string();
string ter = bin_to_ter(bin);
string bin2 = ter_to_bin(ter);
if (bin != bin2){
cout << bin << '\n' << ter << '\n' << bin2 << '\n';
}
else
cout << "Correct\n";
cout << ter.size();
}
void send(int d){
cout << moves[d] << endl;
}
char read(){
char move;
cin >> move;
return move_to_dig[move];
}
int whowon(int a, int b){
return (b - a + 3) % 3;
}
void solve(){
string bin, bin2;
cin >> bin;
string ter = bin_to_ter(bin), ter2;
int state = 0, terid = 0, last_his;
while (terid < ter.size()){
if (state == 0){
int move = ter[terid] - '0';
if (who){
move = (move + diffs[terid]) % 3;
}
send(move);
int trit = read();
state += whowon(move, trit);
last_his = trit;
if (!who){
trit = (trit - diffs[terid] + 3) % 3;
}
ter2.push_back(trit + '0');
terid++;
}
else {
send(last_his);
int trit = read();
state = 0;
}
}
bin2 = ter_to_bin(ter2);
cout << "! " << bin2 << endl;
}
signed main(){
for (int i = 0; i < 3; ++i)
move_to_dig[moves[i]] = i;
cin.tie(0)->sync_with_stdio(0);
int t=1;
string w;
cin >> w >> n >> t;
diffs = rand_vec_string(n + 100, 3);
who = (w[0] - 'A');
while(t--)
solve();
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | #include <bits/stdc++.h> #define pii pair<int, int> #define For(i, l, r) for (int i=l;(l<=r?i<=r:i>=r);(l<=r?i++:i--)) //#define DEBUG #ifdef DEBUG auto operator<<(auto &o,auto p)->decltype(p.first,o){return o<<'('<<p.first<<", "<<p.second<<')';} auto operator<<(auto &o,auto x)->decltype(x.end(),o){o<<'{';int i=2;for(auto &e:x)o<<(", ")+i<<e,i=0;return o<<'}';} #define LOG(X...)cerr<<"["#X"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(X); #else #define LOG(x...)(void)0 #endif //#define int long long using namespace std; const int inf=1e9+1; int n; bool who; string moves = "KNP"; vector<int> move_to_dig(128); mt19937 gen(81730); uniform_int_distribution<> distrib3(0, 2); const int ch2_len = 19, ch3_len = 12; vector<int> diffs; string bin_chunk_to_ter(string w){ while (w.size() < ch2_len) w.push_back('0'); int x = 0; for (int i = 0; i < ch2_len; i++){ x *= 2; x += w[i] - '0'; } string res; for (int i = 0; i < ch3_len; ++i){ res.push_back('0' + x % 3); x /= 3; } reverse(res.begin(), res.end()); return res; } string ter_chunk_to_bin(string w){ while (w.size() < ch3_len) w.push_back('0'); int x = 0; for (int i = 0; i < ch3_len; i++){ x *= 3; x += w[i] - '0'; } string res; for (int i = 0; i < ch2_len; ++i){ res.push_back('0' + x % 2); x /= 2; } reverse(res.begin(), res.end()); return res; } string bin_to_ter(string w){ string res = ""; for (auto chun: w | std::views::chunk(ch2_len)){ string chunk(chun.begin(), chun.end()); res = res + bin_chunk_to_ter(chunk); } return res; } string ter_to_bin(string w){ string res = ""; for (auto chun: w | std::views::chunk(ch3_len)){ string chunk(chun.begin(), chun.end()); res = res + ter_chunk_to_bin(chunk); } while (res.size() > n) res.pop_back(); return res; } string rand_string(int l = n, int x = 2){ string res; for (int i = 0; i < n; ++i){ res.push_back('0' + rand() % x); } return res; } vector<int> rand_vec_string(int l = n, int x = 2){ vector<int> res(l); for (int i = 0; i < l; ++i){ res[i] = distrib3(gen); } return res; } void trycheck(){ string bin = rand_string(); string ter = bin_to_ter(bin); string bin2 = ter_to_bin(ter); if (bin != bin2){ cout << bin << '\n' << ter << '\n' << bin2 << '\n'; } else cout << "Correct\n"; cout << ter.size(); } void send(int d){ cout << moves[d] << endl; } char read(){ char move; cin >> move; return move_to_dig[move]; } int whowon(int a, int b){ return (b - a + 3) % 3; } void solve(){ string bin, bin2; cin >> bin; string ter = bin_to_ter(bin), ter2; int state = 0, terid = 0, last_his; while (terid < ter.size()){ if (state == 0){ int move = ter[terid] - '0'; if (who){ move = (move + diffs[terid]) % 3; } send(move); int trit = read(); state += whowon(move, trit); last_his = trit; if (!who){ trit = (trit - diffs[terid] + 3) % 3; } ter2.push_back(trit + '0'); terid++; } else { send(last_his); int trit = read(); state = 0; } } bin2 = ter_to_bin(ter2); cout << "! " << bin2 << endl; } signed main(){ for (int i = 0; i < 3; ++i) move_to_dig[moves[i]] = i; cin.tie(0)->sync_with_stdio(0); int t=1; string w; cin >> w >> n >> t; diffs = rand_vec_string(n + 100, 3); who = (w[0] - 'A'); while(t--) solve(); } |
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