# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
957689 | vjudge1 | 화성 (APIO22_mars) | C++17 | 35 ms | 25540 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define f first
#define s second
#define ent '\n'
//#define int long long
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("Ofast,unroll-loops,fast-math,O3")
const int dx[]={-1, 1, 0, 0, 0};
const int dy[]={0, 0, 1, -1, 0};
typedef long long ll;
using namespace std;
const int mx=50+12;
const int mod=998244353;
const bool T=1;
int used[mx][mx];
int lx[mx][mx][mx], rx[mx][mx][mx];
int ly[mx][mx][mx], ry[mx][mx][mx];
int pos(int x,int y,int n){
return x*n+y;
}
void dfs(int x,int y,int n){
used[x][y]=1;
for(int i=0;i<4;i++){
int x1=dx[i]+x, y1=dy[i]+y;
if(min(x1, y1)>=0 && max(x1, y1)<n && !used[x1][y1]){
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