
目录
* 迷宫游戏
* 找路径的方法
public class MiGong {
public static void main(String[] args) {
int[][] map = new int[8][8];
for (int i = 0; i < 8; i++) {
map[0][i] = 1;
map[7][i] = 1;
}
for (int i = 0; i < 8; i++) {
map[i][0] = 1;
map[i][7] = 1;
}
map[6][4] = 1;
map[5][4] = 1;
map[4][5] = 1;
map[4][4] = 1;
map[7][5] = 0;
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
System.out.print(map[i][j] + " ");
}
System.out.println();
}
// 设定开始区域,查看走过的迷宫情况,两条路径分开测试,结果都是一样的
setWay(map, 6, 2);
System.out.println("通关路径1——————————————————");
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
System.out.print(map[i][j] + " ");
}
System.out.println();
}
if (setWays(map, 1, 1)) {
System.out.println("通关路径2——————————————————");
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
System.out.print(map[i][j] + " ");
}
System.out.println();
}
} else {
System.out.println("通关失败");
}
}
}
public static boolean setWay(int[][] map, int i, int j) {
if (map[7][5] == 2) {
return true;
} else {
if (map[i][j] == 0) {
map[i][j] = 2;
if (setWay(map, i + 1, j)) {// 向下
return true;
} else if (setWay(map, i , j+1)) {// 向右
return true;
} else if (setWay(map, i, j-1)) {// 向上
return true;
} else if (setWay(map, i - 1, j)) {// 向左
return true;
} else {
map[i][j] = 3;
return false;
}
} else {
return false;
}
}
}
//路径2,两条路径出来的结果一样....
public static boolean setWays(int[][] map, int i, int j) {
if (map[7][5] == 2) {
return true;
} else {
if (map[i][j] == 0) {
map[i][j] = 2;
if (setWay(map, i, j+1 )) {// 向右
return true;
} else if (setWay(map, i , j-1)) {//向左
return true;
} else if (setWay(map, i-1, j )) {// 向上
return true;
} else if (setWay(map, i+1 , j)) {// 向下
return true;
} else {
map[i][j] = 3;
return false;
}
} else {
return false;
}
}
}
}
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