timus_cpp/task_1197.cpp at master · artbataev/timus_cpp · GitHub

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#include <iostream>

#include <vector>

struct Position {

int row;

int col;

Position(int row_, int col_): row(row_), col(col_) {};

bool is_correct() {

return row >= 1 && row <= 8 && col >= 1 && col <= 8;

}

};

Position operator+(const Position& lhs, const Position& rhs) {

return {lhs.row + rhs.row, lhs.col + rhs.col};

}

const std::vector<Position> MOVES = {

{2, 1},

{2, -1},

{-2, 1},

{-2, -1},

{1, 2},

{1, -2},

{-1, 2},

{-1, -2},

};

bool can_attack(Position current_position, Position offset) {

Position new_position = current_position + offset;

return new_position.is_correct();

}

int main() {

int n;

std::cin >> n;

char col_char;

Position current_position {0, 0};

for (int i = 0; i < n; i++) {

std::cin >> col_char >> current_position.row;

current_position.col = col_char - 'a' + 1;

int num_attacked = 0;

for (auto offset:MOVES) {

num_attacked += can_attack(current_position, offset);

}

std::cout << num_attacked << std::endl;

}

return 0;

}

timus_cpp/task_1197.cpp at master · artbataev/timus_cpp · GitHub

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