| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 920063 | 2024-02-02T03:07:33 Z | thunopro | Bitaro the Brave (JOI19_ho_t1) | C++14 | 303 ms | 115540 KB |
#include<bits/stdc++.h>
using namespace std ;
#define maxn 3009
#define ll long long
#define fi first
#define se second
#define pb push_back
#define left id<<1
#define right id<<1|1
#define re exit(0);
const int mod = 1e9+7;
const int INF = 1e9;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pii> vii;
typedef vector<ll> vl;
void add ( int &a , int b )
{
a += b ;
if ( a > mod ) a -= mod ;
if ( a < 0 ) a += mod ;
}
template <typename T> void chkmin ( T &a , T b ) { if ( a > b ) a = b ; }
template <typename T> void chkmax ( T &a , T b ) { if ( a < b ) a = b ; }
int _pow ( int a , int n )
{
if ( n == 0 ) return 1 ;
int res = _pow (a,n/2) ;
if ( n % 2 ) return 1ll*res*res%mod*a%mod ;
else return 1ll*res*res%mod ;
}
void rf ()
{
freopen ("bai1.inp","r",stdin) ;
}
int n , m ;
int row [maxn][maxn] , col [maxn][maxn] ;
int a [maxn][maxn] ;
int main ()
{
ios_base::sync_with_stdio(0);
cin.tie(0);cout.tie(0);
// rf () ;
cin >> n >> m ;
for ( int i = 1 ; i <= n ; i ++ ) for ( int j = 1 ; j <= m ; j ++ )
{
char c ; cin >> c ;
if ( c == 'J' ) a [i][j] = 0 ;
else if ( c == 'O' ) a [i][j] = 1 ;
else a [i][j] = 2 ;
}
for ( int i = 1 ; i <= n ; i ++ ) for ( int j = m ; j >= 1 ; j -- ) row [i][j] = row [i][j+1] + (a[i][j]==1) ;
for ( int j = 1 ; j <= m ; j ++ ) for ( int i = n ; i >= 1 ; i -- ) col [i][j] = col [i+1][j] + (a[i][j]==2) ;
ll res = 0 ;
for ( int i = 1 ; i <= n ; i ++ ) for ( int j = 1 ; j <= m ; j ++ )
{
if ( a [i][j] == 0 ) res += 1ll*row[i][j]*col[i][j] ;
}
cout << res ;
}
Compilation message
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 348 KB | Output is correct |
| 2 | Correct | 0 ms | 348 KB | Output is correct |
| 3 | Correct | 0 ms | 344 KB | Output is correct |
| 4 | Correct | 1 ms | 344 KB | Output is correct |
| 5 | Correct | 2 ms | 3416 KB | Output is correct |
| 6 | Correct | 1 ms | 3416 KB | Output is correct |
| 7 | Correct | 1 ms | 3160 KB | Output is correct |
| 8 | Correct | 2 ms | 3416 KB | Output is correct |
| 9 | Correct | 1 ms | 3416 KB | Output is correct |
| 10 | Correct | 2 ms | 3416 KB | Output is correct |
| 11 | Correct | 2 ms | 3420 KB | Output is correct |
| 12 | Correct | 1 ms | 3416 KB | Output is correct |
| 13 | Correct | 1 ms | 3288 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 348 KB | Output is correct |
| 2 | Correct | 0 ms | 348 KB | Output is correct |
| 3 | Correct | 0 ms | 344 KB | Output is correct |
| 4 | Correct | 1 ms | 344 KB | Output is correct |
| 5 | Correct | 2 ms | 3416 KB | Output is correct |
| 6 | Correct | 1 ms | 3416 KB | Output is correct |
| 7 | Correct | 1 ms | 3160 KB | Output is correct |
| 8 | Correct | 2 ms | 3416 KB | Output is correct |
| 9 | Correct | 1 ms | 3416 KB | Output is correct |
| 10 | Correct | 2 ms | 3416 KB | Output is correct |
| 11 | Correct | 2 ms | 3420 KB | Output is correct |
| 12 | Correct | 1 ms | 3416 KB | Output is correct |
| 13 | Correct | 1 ms | 3288 KB | Output is correct |
| 14 | Correct | 8 ms | 15868 KB | Output is correct |
| 15 | Correct | 3 ms | 12888 KB | Output is correct |
| 16 | Correct | 4 ms | 9052 KB | Output is correct |
| 17 | Correct | 1 ms | 600 KB | Output is correct |
| 18 | Correct | 11 ms | 15960 KB | Output is correct |
| 19 | Correct | 8 ms | 15960 KB | Output is correct |
| 20 | Correct | 9 ms | 15960 KB | Output is correct |
| 21 | Correct | 11 ms | 15960 KB | Output is correct |
| 22 | Correct | 8 ms | 15960 KB | Output is correct |
| 23 | Correct | 8 ms | 15960 KB | Output is correct |
| 24 | Correct | 11 ms | 15960 KB | Output is correct |
| 25 | Correct | 8 ms | 15960 KB | Output is correct |
| 26 | Correct | 7 ms | 15960 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 348 KB | Output is correct |
| 2 | Correct | 0 ms | 348 KB | Output is correct |
| 3 | Correct | 0 ms | 344 KB | Output is correct |
| 4 | Correct | 1 ms | 344 KB | Output is correct |
| 5 | Correct | 2 ms | 3416 KB | Output is correct |
| 6 | Correct | 1 ms | 3416 KB | Output is correct |
| 7 | Correct | 1 ms | 3160 KB | Output is correct |
| 8 | Correct | 2 ms | 3416 KB | Output is correct |
| 9 | Correct | 1 ms | 3416 KB | Output is correct |
| 10 | Correct | 2 ms | 3416 KB | Output is correct |
| 11 | Correct | 2 ms | 3420 KB | Output is correct |
| 12 | Correct | 1 ms | 3416 KB | Output is correct |
| 13 | Correct | 1 ms | 3288 KB | Output is correct |
| 14 | Correct | 8 ms | 15868 KB | Output is correct |
| 15 | Correct | 3 ms | 12888 KB | Output is correct |
| 16 | Correct | 4 ms | 9052 KB | Output is correct |
| 17 | Correct | 1 ms | 600 KB | Output is correct |
| 18 | Correct | 11 ms | 15960 KB | Output is correct |
| 19 | Correct | 8 ms | 15960 KB | Output is correct |
| 20 | Correct | 9 ms | 15960 KB | Output is correct |
| 21 | Correct | 11 ms | 15960 KB | Output is correct |
| 22 | Correct | 8 ms | 15960 KB | Output is correct |
| 23 | Correct | 8 ms | 15960 KB | Output is correct |
| 24 | Correct | 11 ms | 15960 KB | Output is correct |
| 25 | Correct | 8 ms | 15960 KB | Output is correct |
| 26 | Correct | 7 ms | 15960 KB | Output is correct |
| 27 | Correct | 293 ms | 114732 KB | Output is correct |
| 28 | Correct | 14 ms | 65488 KB | Output is correct |
| 29 | Correct | 13 ms | 11864 KB | Output is correct |
| 30 | Correct | 1 ms | 600 KB | Output is correct |
| 31 | Correct | 221 ms | 96788 KB | Output is correct |
| 32 | Correct | 215 ms | 115280 KB | Output is correct |
| 33 | Correct | 195 ms | 115060 KB | Output is correct |
| 34 | Correct | 252 ms | 111188 KB | Output is correct |
| 35 | Correct | 219 ms | 115444 KB | Output is correct |
| 36 | Correct | 189 ms | 115028 KB | Output is correct |
| 37 | Correct | 303 ms | 115540 KB | Output is correct |
| 38 | Correct | 149 ms | 96632 KB | Output is correct |
| 39 | Correct | 142 ms | 96500 KB | Output is correct |