贪吃蛇小游戏（仅支持C++11及以上）

不想AC
2025-05-11 11:10:42
发布于：福建
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#include<bits/stdc++.h>
#include<conio.h>
#include<windows.h>
using namespace std;
mt19937 rnd(time(0));
const int WIDTH = 30, HEIGHT = 20;
bool gameOver;
int x, y, fruitX, fruitY, score,tim;
int tailX[300], tailY[300], nTail;
enum Direction { STOP, LEFT, RIGHT, UP, DOWN };
Direction dir;

void Setup() {
	gameOver = false;
	dir = STOP;
	x = WIDTH>>1;
	y = HEIGHT>>1;
	fruitX = rand() % WIDTH;
	fruitY = rand() % HEIGHT;
	score = 0;
}

void Draw() {
	system("cls");
	for(int i=0; i<WIDTH+2; i++) putchar('#');
	putchar('\n');

	for(int i=0; i<HEIGHT; i++) {
		for(int j=0; j<WIDTH; j++) {
			if(j == 0) putchar('#');
			if(i == y && j == x) putchar('O');       // 蛇头
			else if(i == fruitY && j == fruitX) putchar('F');  // 食物
			else {
				bool printTail = false;
				for(int k=0; k<nTail; k++) {
					if(tailX[k] == j && tailY[k] == i) {
						putchar('o');
						printTail = true;
					}
				}
				if(!printTail) putchar(' ');
			}
			if(j == WIDTH-1) putchar('#');
		}
		putchar('\n');
	}

	for(int i=0; i<WIDTH+2; i++) putchar('#');
	cout << "\n得分：" << score << "          时停："<<tim<<"\n";
}

void Input() {
	if(_kbhit()) {
		switch(_getch()) {
			case 'a':
				dir = LEFT;
				break;
			case 'd':
				dir = RIGHT;
				break;
			case 'w':
				dir = UP;
				break;
			case 's':
				dir = DOWN;
				break;
			case 'x':
				gameOver = true;
				break;
			default:
				break;
		}
	}
}

void Logic() {
	int prevX = tailX[0], prevY = tailY[0];
	tailX[0] = x;
	tailY[0] = y;

	for(int i=1; i<nTail; i++) {
		swap(tailX[i], prevX);
		swap(tailY[i], prevY);
	}

	switch(dir) {
		case LEFT:
			x--;
			break;
		case RIGHT:
			x++;
			break;
		case UP:
			y--;
			break;
		case DOWN:
			y++;
			break;
	}

	if(x >= WIDTH || x < 0 || y >= HEIGHT || y < 0) gameOver = true;

	if(x == fruitX && y == fruitY) {
		score += rnd()%6+10;
		fruitX = rand() % WIDTH;
		fruitY = rand() % HEIGHT;
		nTail++;
	}
}

int main() {
	Setup();
	while(!gameOver) {
		Draw();
		Input();
		Logic();
		if(score>=3000) {
			tim=5;
		} else if(score>=1800) {
			tim=5+(3000-score)/48;
		} else if(score>=1000) {
			tim=30+(1800-score)/20;
		} else if(score>=500) {
			tim=70+(1000-score)/10;
		} else if(score>=200) {
			tim=120+(500-score)/6;
		} else {
			tim=170+(200-score)/5;
		}
		Sleep(tim);
	}
	return 0;
}
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