#include <iostream>
#include <conio.h> // For _kbhit() and getch()
#include <windows.h> // For Sleep()
using namespace std;
bool gameOver;
const int width = 20;
const int height = 20;
int x1, y1, fruitX, fruitY, score1;
int x2, y2, score2;
int tailX1[100], tailY1[100], tailX2[100], tailY2[100];
int nTail1, nTail2;
enum eDirection { STOP = 0, LEFT, RIGHT, UP, DOWN };
eDirection dir1, dir2;
void Setup();
void Draw();
void Input();
void Logic();
int main() {
Setup();
while (!gameOver) {
Draw();
Input();
Logic();
Sleep(10); // 控制游戏速度
}
return 0;
}
void Setup() {
gameOver = false;
dir1 = STOP;
dir2 = STOP;
x1 = width / 2;
y1 = height / 2;
x2 = width / 2 - 1;
y2 = height / 2 - 1;
fruitX = rand() % width;
fruitY = rand() % height;
score1 = 0;
score2 = 0;
}
void Draw() {
system("cls");
for (int i = 0; i < width + 2; i++)
cout << "#";
cout << endl;
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
if (j == 0)
cout << "#";
if (i == y1 && j == x1)
cout << "O"; // 蛇1头部
else if (i == y2 && j == x2)
cout << "o"; // 蛇2头部
else {
bool print = false;
for (int k = 0; k < nTail1; k++) {
if (tailX1[k] == j && tailY1[k] == i) {
cout << "o"; // 蛇1身体部分
print = true;
}
}
for (int k = 0; k < nTail2; k++) {
if (tailX2[k] == j && tailY2[k] == i) {
cout << "O"; // 蛇2身体部分
print = true;
}
}
if (!print) {
if (i == fruitY && j == fruitX)
cout << "F"; // 食物
else
cout << " ";
}
}
if (j == width - 1)
cout << "#";
}
cout << endl;
}
for (int i = 0; i < width + 2; i++)
cout << "#";
cout << endl;
cout << "Score1: " << score1 << " Score2: " << score2 << endl;
}
void Input() {
if (_kbhit()) {
switch (getch()) {
case 'a':
if (dir1 != RIGHT) dir1 = LEFT;
break;
case 'd':
if (dir1 != LEFT) dir1 = RIGHT;
break;
case 'w':
if (dir1 != DOWN) dir1 = UP;
break;
case 's':
if (dir1 != UP) dir1 = DOWN;
break;
case 'j':
if (dir2 != RIGHT) dir2 = LEFT;
break;
case 'l':
if (dir2 != LEFT) dir2 = RIGHT;
break;
case 'i':
if (dir2 != DOWN) dir2 = UP;
break;
case 'k':
if (dir2 != UP) dir2 = DOWN;
break;
case 'x':
gameOver = true;
break;
}
}
}
void Logic() {
int prevX1 = tailX1[0], prevY1 = tailY1[0], prevX2 = tailX2[0], prevY2 = tailY2[0];
int prev2X1, prev2Y1, prev2X2, prev2Y2;
tailX1[0] = x1;
tailY1[0] = y1;
tailX2[0] = x2;
tailY2[0] = y2;
for (int i = 1; i < nTail1; i++) {
prev2X1 = tailX1[i];
prev2Y1 = tailY1[i];
tailX1[i] = prevX1;
tailY1[i] = prevY1;
prevX1 = prev2X1;
prevY1 = prev2Y1;
}
for (int i = 1; i < nTail2; i++) {
prev2X2 = tailX2[i];
prev2Y2 = tailY2[i];
tailX2[i] = prevX2;
tailY2[i] = prevY2;
prevX2 = prev2X2;
prevY2 = prev2Y2;
}
switch (dir1) {
case LEFT:
x1--;
break;
case RIGHT:
x1++;
break;
case UP:
y1--;
break;
case DOWN:
y1++;
break;
default:
break;
}
switch (dir2) {
case LEFT:
x2--;
break;
case RIGHT:
x2++;
break;
case UP:
y2--;
break;
case DOWN:
y2++;
break;
default:
break;
}
// 撞墙判断
if (x1 >= width || x1 < 0 || y1 >= height || y1 < 0 ||
x2 >= width || x2 < 0 || y2 >= height || y2 < 0)
gameOver = true;
// 自相撞或互撞判断
for (int i = 0; i < nTail1; i++)
if (tailX1[i] == x1 && tailY1[i] == y1)
gameOver = true;
for (int i = 0; i < nTail2; i++)
if (tailX2[i] == x2 && tailY2[i] == y2)
gameOver = true;
if (x1 == x2 && y1 == y2)
gameOver = true;
// 吃到食物后增长
if (x1 == fruitX && y1 == fruitY) {
score1 += 10;
fruitX = rand() % width;
fruitY = rand() % height;
nTail1++;
}
if (x2 == fruitX && y2 == fruitY) {
score2 += 10;
fruitX = rand() % width;
fruitY = rand() % height;
nTail2++;
}
}
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