public class FiveChess {
static char[][] chess = new char[16][16];
static boolean isBlack = true;
public static void main(String[] args) {
System.out.println(" =======五子棋遊戲======= ");
System.out.println();
for (int i = 0; i < chess.length; i++) {
for (int j = 0; j < chess[i].length; j++) {
chess[i][j] = '*';
}
}// for end!
Scanner sca = new Scanner(System.in);
printChess();
while (true) {
System.out.println();
System.out.println("請" + (isBlack ? "黑方" : "白方") + "落子:");
String str = sca.next();
int r = fromCharToInt(str.charAt(0));
int c = fromCharToInt(str.charAt(1));
if ((r < 0 || r > 15) || (c < 0 || c > 15)) {
System.out.println("輸入位置錯誤，請重新輸入！");
continue;
} else if (chess[r][c] != '*') {
System.out.println("該位置有子，請重新輸入！");
continue;
} else {
chess[r][c] = isBlack ? '@' : '#';
printChess();
if (wasWin(r, c)) {
System.out.println((isBlack ? "黑方" : "白方") + "獲勝，遊戲結束！");
break;
} else {
isBlack = !isBlack;
}
}
}
}// main end!
public static void printChess() { // 打印棋盤
System.out.print(" ");
for (int i = 0; i < chess.length; i++) {
if (i < 10) {
System.out.print(" " + i);
} else {
System.out.print(" " + (char) ('a' + i - 10));
}
}// for end!
System.out.println();
for (int i = 0; i < chess.length; i++) {
if (i < 10) {
System.out.print(i + " ");
} else {
System.out.print((char) ('a' + i - 10) + " ");
}
for (int j = 0; j < chess.length; j++) {
System.out.print(chess[i][j] + " ");
}
System.out.println();
}
}// printChess end!
public static int fromCharToInt(char c) {// 判斷是否越界
if (c >= '0' && c <= '9') {
return c - 48;
} else {
return c - 'a' + 10;
}
}
public static boolean wasWin(int r, int c) {// 判斷是否贏了
return wasWinAtV(r, c) || wasWinAtE(r, c) || wasWinAtRD(r, c)
|| wasWinAtLD(r, c);
}
public static boolean wasWinAtV(int r, int c) {
char ch = isBlack ? '@' : '#';
int i = r;
while (i >= 0 && chess[i][c] == ch) {
i--;
}
i++;
int num = 0;
while (i < chess.length && chess[i][c] == ch) {
num++;
i++;
}
return num >= 5;
}
public static boolean wasWinAtE(int r, int c) {
char ch = isBlack ? '@' : '#';
int i = c;
while (i >= 0 && chess[r][i] == ch) {
i--;
}
i++;
int num = 0;
while (i < chess.length && chess[r][i] == ch) {
num++;
i++;
}
return num >= 5;
}
public static boolean wasWinAtRD(int r, int c) {
char ch = isBlack ? '@' : '#';
int i = r;
int j = c;
while (i >= 0 && j < chess.length && chess[i][j] == ch) {
i--;
j++;
}
i++;
j--;
int num = 0;
while (i < chess.length && j >= 0 && chess[i][j] == ch) {
i++;
j--;
num++;
}
return num >= 5;
}
private static boolean wasWinAtLD(int r, int c) {
char ch = isBlack ? '@' : '#';
int i = r;
int j = c;
while (i >= 0 && j >= 0 && chess[i][j] == ch) {
i--;
j--;
}
i++;
j++;
int num = 0;
while (i < chess.length && j < chess.length && chess[i][j] == ch) {
i++;
j++;
num++;
}
return num >= 5;
}
}
看看我的啊！