32分求助!!!

P1162 填涂颜色

BBY123 @ 2023-11-16 17:13:26

求助大佬

哪个好心人帮帮忙吧
#include<bits/stdc++.h>
using namespace std;
int n,m,tx[5]={0,1,-1,0,0},ty[5]={0,0,0,1,-1},ans;
bool v[101][101],k[101][101];
char q[101][101];
void dfs(int x,int y){
    if(x>n+1||y>m+1||x<0||y<0||q[x][y]=='1') return;
    q[x][y]='1';
    k[x][y]=1;
    for(int i = 1;i <= 4;i++){
        dfs(x+tx[i],y+ty[i]);
    }
}
int main(){
    cin>>n;
    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= n;j++){
            cin>>q[i][j];
            if(q[i][j]=='1') v[i][j]=1;
        } 
    }
    dfs(0,0);
    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= n;j++){
            if(q[i][j]=='0'&&!k[i][j]){
                q[i][j]='2';
            }
        }
    }
    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= n;j++){
            if(q[i][j]=='1'&&!v[i][j]){
                q[i][j]='0';
            }
        }
    }
    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= n;j++){
            cout<<q[i][j]<<" ";
        }
        cout<<endl;
    }
    return 0;
}

by Genius_physicist @ 2024-01-30 10:59:29

你看奥特曼??


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