oj.uz

답안 #996486

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
996486 2024-06-10T17:13:04 Z Dan4Life 벽 칠하기 (APIO20_paint) C++17
0 / 100
 5 ms 40540 KB 
#include "paint.h"
#include <bits/stdc++.h>
using namespace std;
 
#define all(a) begin(a),end(a)
#define sz(a) (int)a.size()
#define pb push_back
 
const int mxN = (int)2e4+10; 
const int mxM = (int)2e3+10; 
int n, m, k;
bool work[mxN];
vector<int> c, a;
set<int> b[mxN];

bool has[mxM][mxN];

//has[x][y] = if contractor x contains the color used in cell y

bool check(int i){
	for(int x = 0; x < m; x++){
		if(i+m-1-x<0){
			if(has[m-1][i+m-1]) return true;
		}
		else if(x and has[m-1][i+m-1-x] and has[x-1][i+m-1]) return true;
	}
	return false;
}
 
int minimumInstructions(int N, int M, int K, vector<int> C, vector<int> A, vector<vector<int>> B) {
	n = N, m = M, k = K;
	for(auto u : C) c.pb(u);
	for(auto u : A) a.pb(u);
	for(int i = 0; i < m; i++)
		for(auto u : B[i]) b[i].insert(u);
		
	memset(has,0,sizeof(has));
	
	for(int i = 0; i < m; i++)
		for(int j = 0; j < n; j++)
			has[i][j] = b[i].count(c[j]);
			
	for(int i = 1; i < m; i++)
		for(int j = 1; j < n; j++)
			has[i][j] &= has[i-1][j-1];
			
	memset(work,0,sizeof(work));
	for(int i = 0; i <= n-m; i++) work[i] = check(i);
	if(!work[0] or !work[n-m]) return -1;
	
	int tot = 1;
	for(int i = 0; i < n-m;){
		int j;
		for(j = i+m; j>=i; j--)
			if(work[j]) break;
		if(j==i) return -1;
		tot++; i = j;
	}
	return tot;
}

Subtask #1
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 40540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 40540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 40540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 40540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 40540 KB Output isn't correct
2 Halted 0 ms 0 KB -