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답안 #230581

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
230581 2020-05-10T13:36:16 Z soroush Topovi (COCI15_topovi) C++14
6 / 120
 2000 ms 45732 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+=(cntstn[str[x]] + cntstr[stn[y]]);
	ans+=ll(str[x]!=stn[y]);
	cntstr[str[x]]--;
	cntstn[stn[y]]--;
	str[x]^=w;
	stn[y]^=w;
	cntstr[str[x]]++;
	cntstn[stn[y]]++;
	ans-=ll(str[x]!=stn[y]);
	ans-=(cntstn[str[x]] + 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 , y3;
		cin >> x1 >> y1 >> x2 >> y3;
		int val = rook[{x1 , y1}];
		add(x1 , y1 , val);
		add(x2 , y3 , 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 1206 ms 8188 KB Output isn't correct
7 Incorrect 669 ms 6648 KB Output isn't correct
8 Incorrect 913 ms 5496 KB Output isn't correct
9 Incorrect 970 ms 5624 KB Output isn't correct
10 Incorrect 983 ms 6140 KB Output isn't correct
11 Execution timed out 2097 ms 45560 KB Time limit exceeded
12 Execution timed out 2059 ms 45588 KB Time limit exceeded
13 Execution timed out 2093 ms 45688 KB Time limit exceeded
14 Execution timed out 2085 ms 45432 KB Time limit exceeded
15 Execution timed out 2092 ms 45404 KB Time limit exceeded
16 Execution timed out 2088 ms 45688 KB Time limit exceeded
17 Execution timed out 2092 ms 45568 KB Time limit exceeded
18 Execution timed out 2090 ms 45732 KB Time limit exceeded
19 Execution timed out 2090 ms 45432 KB Time limit exceeded
20 Execution timed out 2096 ms 45432 KB Time limit exceeded