oj.uz

답안 #1074155

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1074155 2024-08-25T08:26:58 Z 1ne 웜뱃 (IOI13_wombats) C++14
21 / 100
 20000 ms 19860 KB 
#include "wombats.h"
#include <bits/stdc++.h>
using namespace std;
struct node{
  int x,y,d;
};
vector<vector<vector<node>>>adj;
int dist1[200][500][200];
int dist2[200][500][200];
int dist3[200][200];
int n,m;
void init(int R, int C, int H[5000][200], int V[5000][200]) {
    /* ... */
    n = R,m = C;
   	adj.resize(R,vector<vector<node>>(C));
    for (int i = 0;i<R;++i){
    	for (int j = 0;j<C - 1;++j){
    		adj[i][j].push_back({i,j + 1,H[i][j]});
    		adj[i][j + 1].push_back({i,j,H[i][j]});
    	}
    }
    for (int i = 0;i<R - 1;++i){
    	for (int j = 0;j<C;++j){
    		adj[i][j].push_back({i + 1,j,V[i][j]});
    		adj[i + 1][j].push_back({i,j,V[i][j]});
    	}
    }
    for (int i = 0;i<m;++i){
    	for (int j = 0;j<n;++j){
    		for (int k = 0;k<m;++k){
    			dist1[i][j][k] = 1e9;
    			dist2[i][j][k] = 1e9;
    			dist3[i][k] = 1e9;
    		}
    	}
    }
	for (int i = 0;i<C;++i){
		queue<pair<int,int>>q;
		q.push({0,i});
		dist1[i][0][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist1[i][x.x][x.y] > dist1[i][u.first][u.second] + x.d){
					dist1[i][x.x][x.y] = dist1[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}
	for (int i = 0;i<C;++i){
		for (int j = 0;j<C;++j){
			dist3[i][j] = dist1[i][n - 1][j];
		}
	}	
	for (int i = 0;i<C;++i){
		queue<pair<int,int>>q;
		q.push({R - 1,i});
		dist2[i][R - 1][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist2[i][x.x][x.y] > dist2[i][u.first][u.second] + x.d){
					dist2[i][x.x][x.y] = dist2[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}
}

void changeH(int P, int Q, int W) {
	for (auto &x:adj[P][Q]){
		if (x.y == Q + 1){
			x.d = W;
		}
	}
	for (auto &x:adj[P][Q + 1]){
		if (x.y == Q){
			x.d = W;
		}
	}
	for (int i = 0;i<m;++i){
    	for (int j = 0;j<n;++j){
    		for (int k = 0;k<m;++k){
    			dist1[i][j][k] = 1e9;
    			dist2[i][j][k] = 1e9;
    			dist3[i][k] = 1e9;
    		}
    	}
    }
	for (int i = 0;i<m;++i){
		queue<pair<int,int>>q;
		q.push({0,i});
		dist1[i][0][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist1[i][x.x][x.y] > dist1[i][u.first][u.second] + x.d){
					dist1[i][x.x][x.y] = dist1[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}
	for (int i = 0;i<m;++i){
		for (int j = 0;j<m;++j){
			dist3[i][j] = dist1[i][n - 1][j];
		}
	}	
	for (int i = 0;i<m;++i){
		queue<pair<int,int>>q;
		q.push({n - 1,i});
		dist2[i][n - 1][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist2[i][x.x][x.y] > dist2[i][u.first][u.second] + x.d){
					dist2[i][x.x][x.y] = dist2[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}	    
}

void changeV(int P, int Q, int W) {
    for (auto &x:adj[P][Q]){
		if (x.x == P + 1){
			x.d = W;
		}
    }
    for (auto &x:adj[P + 1][Q]){
		if (x.x == P){
			x.d = W;
		}
	}
	
	for (int i = 0;i<m;++i){
    	for (int j = 0;j<n;++j){
    		for (int k = 0;k<m;++k){
    			dist1[i][j][k] = 1e9;
    			dist2[i][j][k] = 1e9;
    			dist3[i][k] = 1e9;
    		}
    	}
    }
	for (int i = 0;i<m;++i){
		queue<pair<int,int>>q;
		q.push({0,i});
		dist1[i][0][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist1[i][x.x][x.y] > dist1[i][u.first][u.second] + x.d){
					dist1[i][x.x][x.y] = dist1[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}
	for (int i = 0;i<m;++i){
		for (int j = 0;j<m;++j){
			dist3[i][j] = dist1[i][n - 1][j];
		}
	}	
	for (int i = 0;i<m;++i){
		queue<pair<int,int>>q;
		q.push({n - 1,i});
		dist2[i][n - 1][i] = 0;
		while(!q.empty()){
			auto u = q.front();
			q.pop();
			for (auto x:adj[u.first][u.second]){
				if (u.first - x.x > 0)continue;
				if (dist2[i][x.x][x.y] > dist2[i][u.first][u.second] + x.d){
					dist2[i][x.x][x.y] = dist2[i][u.first][u.second] + x.d;
					q.push({x.x,x.y});
				}	
			}
		}
	}
}

int escape(int V1, int V2) {
	return dist3[V1][V2];
}

Compilation message

grader.c: In function 'int main()':
grader.c:15:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
   15 |  int res;
      |      ^~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 12636 KB Output is correct
2 Correct 61 ms 12636 KB Output is correct
3 Correct 92 ms 15300 KB Output is correct
4 Correct 55 ms 12376 KB Output is correct
5 Correct 57 ms 12380 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 3 ms 1116 KB Output is correct
8 Correct 2 ms 1116 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 2 ms 1116 KB Output is correct
11 Correct 43 ms 2260 KB Output is correct
12 Correct 5 ms 3164 KB Output is correct

Subtask #3
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13914 ms 19856 KB Output is correct
2 Execution timed out 20066 ms 19700 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 20098 ms 17952 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13073 ms 19860 KB Output is correct
2 Execution timed out 20053 ms 19700 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #6
0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13421 ms 19856 KB Output is correct
2 Execution timed out 20023 ms 17752 KB Time limit exceeded
3 Halted 0 ms 0 KB -