제출 #484891

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
484891	2021-11-05 17:31:44	ali22413836	Tracks in the Snow (BOI13_tracks)	C++14	95.63 / 100	741 ms	223936 KiB

tracks

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#include <bits/stdc++.h>
#define  endl "\n"
using namespace std ;
typedef long long ll;
typedef long double ld ;
const int N=2e7;
const ll inf=1e18 ;
const ll mod = 1e9 + 7 ;
ll mypower(ll x, ll y){
    if(y == 0) return 1 ;
    if(y == 1) return x ;
    ll ret = mypower(x , y / 2);
    ret = (ret * ret) % mod;
    if(y % 2) ret = ( ret * x ) % mod ;
    return ret ;
}
ll n , m ;
char a[4000][4000] ;
ll vis[4000][4000] ;
ll sta , sta2 , en , en2 ;
ll di[] = {0 , 0 , 1 , -1} , di2[] = {1 , -1 , 0 , 0} ;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n >> m ;
    for(int i = 0 ; i < n ; i++){
        cin >> a[i] ;
    }
    deque < pair < ll , ll > > q ;
    q.push_back({sta , sta2}) ;
    sta = 0 , sta2 =  0 ;
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 65.625 / 70