ccf 画图

CCF 画图

#include <iostream>#include <string>#include <memory.h>#include <stack>using namespace std;int main(){    int n,m,q,tag,x1,y1,x2,y2;    char c;    stack<pair<int,int> > s;    while(cin>>n){        cin>>m>>q;        char mp[m][n];        memset(mp,'.',sizeof(mp));        for(int i=0;i<q;i++){            cin>>tag>>x1>>y1;            if(tag==0){/**»­Ïß*/                cin>>x2>>y2;                if(x1==x2){/**»­ÊúÏß*/                    for(int j=min(y1,y2);j<=max(y1,y2);j++){                        if(mp[j][x1]=='.') mp[j][x1]='|';                        else if(mp[j][x1]=='-') mp[j][x1]='+';                    }                }                else if(y1==y2){/**»­ºáÏß*/                    for(int j=min(x1,x2);j<=max(x1,x2);j++){                        if(mp[y1][j]=='.') mp[y1][j]='-';                        else if(mp[y1][j]=='|') mp[y1][j]='+';                    }                }            }            else if(tag==1){/**Ìî³ä*/                cin>>c;                pair<int,int> t;                s.push(make_pair(x1,y1));                while(!s.empty()){                    t=s.top();s.pop();                    if(mp[t.second][t.first]=='.') mp[t.second][t.first]=c;                    if(t.first>0&&mp[t.second][t.first-1]=='.') s.push(make_pair(t.first-1,t.second));                    if(t.first<n-1&&mp[t.second][t.first+1]=='.') s.push(make_pair(t.first+1,t.second));                    if(t.second>0&&mp[t.second-1][t.first]=='.') s.push(make_pair(t.first,t.second-1));                    if(t.second<m-1&&mp[t.second+1][t.first]=='.') s.push(make_pair(t.first,t.second+1));                }            }        }        for(int i=0;i<m;i++){            for(int j=0;j<n;j++)                cout<<mp[i][j];            cout<<endl;        }    }    return 0;}