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#include <iostream>
#include <fstream>
#include <vector>
void split (std::vector<std::string> &vec, std::string str, std::string del) {
auto token = str.find(del);
if (token != std::string::npos) {
vec.push_back(str.substr(0, token));
split(vec, str.substr(token+del.size()), del);
} else { vec.push_back(str); }
}
class Board {
public:
Board(std::string repr) {
std::vector<std::string> lines;
split(lines, repr, "\n");
for (auto line : lines) {
std::vector<std::string> strcells;
split(strcells, line, " ");
size = 0;
for (auto strcell : strcells) {
if (strcell.size() == 0) continue;
cells.push_back(std::stoi(strcell));
state.push_back(0);
size++;
}
}
}
int size;
std::vector<int> cells;
std::vector<int> state;
void mark (int ex) {
for (int y=0; y<size; y++) {
for (int x=0; x<size; x++) {
int i = x + y*size;
if (cells[i] == ex) {
state[i] = 1;
}
}
}
}
bool win () {
for (int y=0; y<size; y++) {
int sum_row = 0;
for (int x=0; x<size; x++) {
int i = x + y*size;
sum_row += state[i];
}
if (sum_row == size) return true;
}
for (int x=0; x<size; x++) {
int sum_col = 0;
for (int y=0; y<size; y++) {
int i = x + y*size;
sum_col += state[i];
}
if (sum_col == size) return true;
}
return false;
}
int score () {
int sum = 0;
for (int y=0; y<size; y++) {
for (int x=0; x<size; x++) {
int i = x + y*size;
if (state[i] == 0) {
sum += cells[i];
}
}
}
return sum;
}
};
int main (int argc, char *argv[]) {
if (argc != 2) return 1;
std::string raw;
std::getline(std::ifstream(argv[1]), raw, '\0');
std::vector<int> extract;
auto token = raw.find("\n");
if (token != std::string::npos) {
std::string ex = raw.substr(0, token);
std::vector<std::string> vec;
split(vec, ex, ",");
for (auto v : vec) { extract.push_back(std::stoi(v)); }
raw = raw.substr(token+2);
if (raw[raw.size()-1] == '\n') raw = raw.substr(0, raw.size()-1);
} else return 1;
std::vector<Board> boards;
std::vector<std::string> str_boards;
split(str_boards, raw, "\n\n");
for (auto s : str_boards) {
boards.emplace_back(s);
}
bool flag = false;
std::vector<Board> filtered = boards;
for (int ex : extract) {
std::cout << ex << " " << filtered.size() << std::endl;
std::vector<Board> next;
int size = filtered.size(), seen = 0;;
for (auto& board : filtered) {
board.mark(ex);
if (board.win() && filtered.size() != 1) {
if (!flag) {
std::cout << "first winner product: " << ex * board.score() << ", "
<< "ex: " << ex << ", score: " << board.score() << std::endl;
flag = true;
}
} else {
next.push_back(board);
}
}
if (next.size() == 1 && next[0].win()) {
int score = next[0].score();
std::cout << "last winner product: " << ex * score << ", "
<< "ex: " << ex << ", score: " << score << std::endl;
break;
}
filtered = next;
}
return 0;
}
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