Submission #261476

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
261476	2020-08-11 18:44:49	brcode	Robots (APIO13_robots)	C++14	100 / 100	1424 ms	144596 KiB

robots

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#include <iostream>
#include <bits/stdc++.h>
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma GCC optimization ("Ofast")
using namespace std;
const int MAXN = 501;
char grid[MAXN][MAXN];
int dp[MAXN][MAXN][10][10];
vector<pair<int,int>> res[MAXN*MAXN];
pair<int,int> visited[MAXN][MAXN][5];
pair<int,int> bot[10];
int dx[6] = {0,0,1,0,-1};
int dy[6] = {0,1,0,-1,0};
int n,h,w;
bool check(int i,int j){
    if(i<=0||j<=0||i>w||j>h||grid[i][j] == 'x'){
        return false;
    }
    return true;
}
pair<int,int> dfs(int i,int j,int dir){
    if(visited[i][j][dir]!=make_pair(0,0)){
        
        return visited[i][j][dir];
    }
    
    if(grid[i][j]!='x' && grid[i][j]!='C' && grid[i][j]!='A'){
        if(check(i+dx[dir],j+dy[dir])){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

robots.cpp:4:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("O3")
 
robots.cpp:5:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
robots.cpp:6:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("Ofast")
 
robots.cpp: In function 'int main()':
robots.cpp:72:9: warning: unused variable 'mx' [-Wunused-variable]
     int mx = h*w;
         ^~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 30 / 30
• Subtask 4: 40 / 40