ソースコード
#include <iostream>
using namespace std;
char S[8][10] = {}, T[10] = {}, color[1] = {};
long long int C, x, y;
int main() {
for (int i = 0; i < 8; i++) {
cin >> S[i];
}
cin >> C;
cin >> T;
if (C == 0) {
color[0] = 'b';
}
else {
color[0] = 'w';
}
x = T[0] - 'A';
y = T[1]-'1';
for (int i = x+1; i <= 7; i++) {
if (S[y][i] == '-')break;
if (S[y][i] == color[0]) {
for (int j = x + 1; j < i; j++) {
S[y][j] = color[0];
}
break;
}
}
for (int i = x-1; i >= 0; i--) {
if (S[y][i] == '-')break;
if (S[y][i] == color[0]) {
for (int j = x - 1; j > i; j--) {
S[y][j] = color[0];
}
break;
}
}
for (int i = y+1; i <= 7; i++) {
if (S[i][x] == '-')break;
if (S[i][x] == color[0]) {
for (int j = y + 1; j < i; j++) {
S[j][x] = color[0];
}
break;
}
}
for (int i = y-1; i >= 0; i--) {
if (S[i][x] == '-')break;
if (S[i][x] == color[0]) {
for (int j = y - 1; j > i; j--) {
S[j][x] = color[0];
}
break;
}
}
for (int i = x+1, j = y+1; i <= 7 && j <= 7; i++, j++) {
if (S[j][i] == '-')break;
if (S[j][i] == color[0]) {
for (int k = x + 1, l = y + 1; k<i && l<j; k++,l++) {
S[l][k] = color[0];
}
break;
}
}
for (int i = x-1, j = y-1; i >= 0 && j >= 0; i--, j--) {
if (S[j][i] == '-')break;
if (S[j][i] == color[0]) {
for (int k = x - 1, l = y - 1; k>i && l>j; k--, l--) {
S[l][k] = color[0];
}
break;
}
}
for (int i = x-1, j = y+1; i >= 0 && j <= 7; i--, j++) {
if (S[j][i] == '-')break;
if (S[j][i] == color[0]) {
for (int k = x - 1, l = y + 1; k>i && l<j; k--, l++) {
S[l][k] = color[0];
}
break;
}
}
for (int i = x+1, j = y-1; i <= 7 && j >= 0; i++, j--) {
if (S[j][i] == '-')break;
if (S[j][i] == color[0]) {
for (int k = x + 1, l = y - 1; k<i && l>j; k++, l--) {
S[l][k] = color[0];
}
break;
}
}
S[y][x] = color[0];
for (int i = 0; i < 8; i++) {
cout << S[i] << endl;
}
}