제출 #777356

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
777356		vjudge1	Sajam (COCI18_sajam)	C++17	45 / 90	15 ms	8668 KiB

sajam

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define OYY 1000000000005
#define faster ios_base::sync_with_stdio(false); cin.tie(NULL);
#define mid (start+end)/2
#define mod 1000000007
int dizi[1005][1005],x[1005][1005];

int32_t main(){
    faster
    int n,k;
    cin>>n>>k;
    char c;
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            cin>>c;
            if(c=='o')dizi[i][j]=0;
            else dizi[i][j]=1;
        }
    }
    if(n==1){
        cout<<"DA"<<'\n';
        return 0;
    }
    bool stop=true;
    int cev=0;
    for(int i=1;i<n && stop;i++){
        for(int j=1;j<n && stop;j++){
            int sor=dizi[i-1][j-1]+dizi[i-1][j]+dizi[i][j-1]+dizi[i][j];
            //cout<<sor<<endl;
            if(sor%2!=0){
                dizi[i][j]^=1;
                cev++;
            }
            if(cev>k){
                stop=false;
                break;
            }
        }
    }
    if(stop)cout<<"DA"<<'\n';
    else cout<<"NE"<<'\n';
    return 0;
}

• Subtask 1: 15 / 15
• Subtask 2: 0 / 15
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 0 / 15
• Subtask 6: 0 / 15