C++ 代码

#include<iostream>
using namespace std;
int a[105][105]; 
int m,n,x,y,k;
char s,d[4]={'U','R','D','L'};//上右下左 
int direction; 
void turn(int &direction,int &x,int &y){
    //改变方向 
    if(a[x][y]==0){
        //白格，左转 
        direction=(direction-1+4)%4;
    } 
    else {
        //黑个右转 
        direction=(direction+1)%4;
    }
    //改变格子颜色 
    a[x][y]=a[x][y]^1;
    switch(direction){
        case 0:{
            x--;
            break;
        }
        case 1:{
            y++;
            break;
        }
        case 2:{
            x++;
            break;
        }
        case 3:{
            y--;
            break;
        }
    }
    //cout<<x<<" "<<y<<endl;
} 
int main(){
    cin>>m>>n;
    for(int i=0;i<m;i++)
        for(int j=0;j<n;j++)
            cin>>a[i][j];   
    cin>>x>>y;
    cin>>s>>k;
    for(int i=0;i<4;i++){
        if(s==d[i])direction=i;
    }
    //指示方向
    while(k--){
        turn(direction,x,y);

    } 
    cout<<x<<" "<<y<<endl;
    return 0;
}