oj.uz

답안 #230573

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
230573 2020-05-10T13:09:58 Z soroush Topovi (COCI15_topovi) C++14
6 / 120
 2000 ms 45724 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int  ,int > pii;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const ll maxn  = 1e6+100;
const ll mod =1e9+7;
const ld PI = acos((ld)-1);

#define pb(x) push_back(x);
#define endl '\n'
#define dokme(x) return(cout << x , 0);
#define migmig ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ms(x , y) memset(x , y , sizeof x);
#define file_init freopen("input.txt", "r+", stdin); freopen("output.txt", "w+", stdout);
ll pw(ll a, ll b, ll md = mod){ll res = 1;while(b){if(b&1){res=(a*res)%md;}a=(a*a)%md;b>>=1;}return(res);}

map < int , int > cntstr  , cntstn;
map < pii , int > rook;
map < int , int > str , stn; 
ll ans = 0;
int n , k , p;

void add(int x ,int y , int w){
	rook[{x , y}]^=w;
	ans-=n - cntstn[str[x]];
	ans+=int(str[x]!=stn[y]);
	ans -= n - cntstr[stn[y]];
	cntstr[str[x]]--;
	cntstn[stn[y]]--;
	str[x]^=w;
	stn[y]^=w;
	cntstr[str[x]]++;
	cntstn[stn[y]]++;
	ans-=int(str[x]!=stn[y]);
	ans += n - cntstn[str[x]];
	ans += n - cntstr[stn[y]];
}

int main(){
    migmig
    cin >> n >> k >> p;
    cntstr[0] = cntstn[0] = n;
    for(int i = 0 ; i < n; i ++){
		int x , y;
		cin >> x >> y;
		int w;
		cin >> w;
		add(x , y , w);
	}
    while(p--){
		int x1 , y1 , x2 , y2;
		cin >> x1 >> y1 >> x2 >> y2;
		int val = rook[{x1 , y1}];
		add(x1 , y1 , val);
		add(x2 , y2 , val);
		cout << ans << endl;
	}
    return(0);
}

Subtask #1
6.0 / 120.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 384 KB Output isn't correct
2 Correct 5 ms 384 KB Output is correct
3 Incorrect 5 ms 384 KB Output isn't correct
4 Incorrect 5 ms 384 KB Output isn't correct
5 Incorrect 5 ms 384 KB Output isn't correct
6 Incorrect 1161 ms 8184 KB Output isn't correct
7 Incorrect 638 ms 6580 KB Output isn't correct
8 Incorrect 884 ms 5496 KB Output isn't correct
9 Incorrect 913 ms 5500 KB Output isn't correct
10 Incorrect 970 ms 6136 KB Output isn't correct
11 Execution timed out 2084 ms 45688 KB Time limit exceeded
12 Execution timed out 2081 ms 45688 KB Time limit exceeded
13 Execution timed out 2085 ms 45560 KB Time limit exceeded
14 Execution timed out 2085 ms 45484 KB Time limit exceeded
15 Execution timed out 2087 ms 45520 KB Time limit exceeded
16 Execution timed out 2090 ms 45664 KB Time limit exceeded
17 Execution timed out 2090 ms 45420 KB Time limit exceeded
18 Execution timed out 2082 ms 45724 KB Time limit exceeded
19 Execution timed out 2076 ms 45684 KB Time limit exceeded
20 Execution timed out 2088 ms 45536 KB Time limit exceeded