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답안 #230580

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
230580 2020-05-10T13:34:20 Z soroush Topovi (COCI15_topovi) C++14
6 / 120
 2000 ms 45772 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 , 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 1227 ms 8056 KB Output isn't correct
7 Incorrect 702 ms 6556 KB Output isn't correct
8 Incorrect 904 ms 5436 KB Output isn't correct
9 Incorrect 984 ms 5624 KB Output isn't correct
10 Incorrect 993 ms 6136 KB Output isn't correct
11 Execution timed out 2079 ms 45772 KB Time limit exceeded
12 Execution timed out 2091 ms 45432 KB Time limit exceeded
13 Execution timed out 2097 ms 45560 KB Time limit exceeded
14 Execution timed out 2084 ms 45688 KB Time limit exceeded
15 Execution timed out 2099 ms 45384 KB Time limit exceeded
16 Execution timed out 2100 ms 45304 KB Time limit exceeded
17 Execution timed out 2025 ms 45560 KB Time limit exceeded
18 Execution timed out 2096 ms 45608 KB Time limit exceeded
19 Execution timed out 2088 ms 45688 KB Time limit exceeded
20 Execution timed out 2092 ms 45712 KB Time limit exceeded