C++五子棋代码

#include<iomanip>
#include<iostream>
#include<cmath>
#include<string>
#include<cstring>
#include<algorithm>
#include<cstdio>
#include<vector>
#include<stack>
#include<map>
#include<queue>
#define ll long long
using namespace std;
ll n,a[1000][1000],x,y,b[1000][1000]; 
void init(){
	for(int i=0;i<1000;i++) for(int j=0;j<1000;j++) a[i][j]=2;
}
bool find(){
	//竖着 
	ll sum=1,i,j;
	i=x,j=y;
	b[i][j]=3;
	while(1){
		if(a[i+1][j]==1){
			i++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i-1][j]==1){
			i--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//横着 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i][j+1]==1){
			j++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i][j-1]==1){
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//斜着 1 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i-1][j-1]==1){
			i--;
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i+1][j+1]==1){
			i++;
			j++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//斜着 2 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i-1][j+1]==1){
			i--;
			j++; 
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i+1][j-1]==1){
			i++;
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	return false;
}
bool find2(){
	//竖着 
	ll sum=1,i,j;
	i=x,j=y;
	b[i][j]=3;
	while(1){
		if(a[i+1][j]==0){
			i++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i-1][j]==0){
			i--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//横着 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i][j+1]==0){
			j++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i][j-1]==0){
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//斜着 1 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i-1][j-1]==0){
			i--;
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i+1][j+1]==0){
			i++;
			j++;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	//斜着 2 
	sum=1;
	i=x,j=y;
	while(1){
		if(a[i-1][j+1]==0){
			i--;
			j++; 
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	i=x,j=y;
	while(1){
		if(a[i+1][j-1]==0){
			i++;
			j--;
			sum++;
			b[i][j]=3;
		}
		else break;
	}
	if(sum>=5) return true;
	return false;
}
bool find3(){
	for(int i=1;i<=n;i++) for(int j=1;j<=n;j++) if(a[i][j]==2) return false;
	return true;
}
int main(){
	init();
	cout<<"棋盘大小:";
	cin>>n;
	cout<<"白子为0,黑子为1,2为空棋位\n下棋时请输入棋的坐标(格式:x y  坐标范围是从1,1到n,n)\n如果一方赢了那他赢得那一行棋都会变成3\n"; 
	while(1){
		cout<<"   ";
		for(int i=1;i<=n;i++) printf("%3d",i);
		cout<<"\n\n";
		for(int i=1;i<=n;i++){
			printf("%3d",i);
			for(int j=1;j<=n;j++) printf("%3d",a[i][j]);
			cout<<"\n";
		}
		if(find3()){
			cout<<"平局,游戏结束";
			break; 
		} 
		//黑子 
		cout<<"该黑子了\n";
		cin>>x>>y;
		while((a[x][y]!=2)||(x>n||y>n||x<1||y<1)){
			if(a[x][y]!=2)cout<<"此坐标已有棋子\n"; 
			else if(x>n||y>n||x<1||y<1) cout<<"此坐标不正确\n";
			cout<<"该黑子了\n";
			cin>>x>>y;
		}
		a[x][y]=1;
		for(int i=1;i<=n;i++) for(int j=1;j<=n;j++) b[i][j]=a[i][j];
		if(find()){
			cout<<"   ";
			for(int i=1;i<=n;i++) printf("%3d",i);
			cout<<"\n\n";
			for(int i=1;i<=n;i++){
				printf("%3d",i);
				for(int j=1;j<=n;j++) printf("%3d",a[i][j]);
				cout<<"\n";
			}
			cout<<"黑子赢了,游戏结束";
			break; 
		}
		cout<<"   ";
		for(int i=1;i<=n;i++) printf("%3d",i);
		cout<<"\n\n";
		for(int i=1;i<=n;i++){
			printf("%3d",i);
			for(int j=1;j<=n;j++) printf("%3d",a[i][j]);
			cout<<"\n";
		}
		if(find3()){
			cout<<"平局,游戏结束";
			break; 
		} 
		//白子 
		cout<<"该白子了\n";
		cin>>x>>y;
		while((a[x][y]!=2)||(x>n||y>n||x<1||y<1)){
			if(a[x][y]!=2)cout<<"此坐标已有棋子\n"; 
			else if(x>n||y>n||x<1||y<1) cout<<"此坐标不正确\n";
			cout<<"该白子了\n";
			cin>>x>>y;
		}
		a[x][y]=0;
		for(int i=1;i<=n;i++) for(int j=1;j<=n;j++) b[i][j]=a[i][j];
		if(find2()){
			cout<<"   ";
			for(int i=1;i<=n;i++) printf("%3d",i);
			cout<<"\n\n";
			for(int i=1;i<=n;i++){
				printf("%3d",i);
				for(int j=1;j<=n;j++) printf("%3d",a[i][j]);
				cout<<"\n";
			}
			cout<<"白子赢了,游戏结束";
			break; 
		}
	}
	cout<<"\n   ";
		for(int i=1;i<=n;i++) printf("%3d",i);
		cout<<"\n\n";
		for(int i=1;i<=n;i++){
			printf("%3d",i);
			for(int j=1;j<=n;j++) printf("%3d",b[i][j]);
			cout<<"\n";
		}
	return 0;
}

用数字代表棋子