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답안 #230569

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
230569 2020-05-10T13:05:52 Z soroush Topovi (COCI15_topovi) C++14
6 / 120
 2000 ms 56440 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<ll  ,ll > 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 < ll , ll > cntstr  , cntstn;
map < pii , ll > rook;
map < ll , ll > str , stn; 
ll ans = 0;
ll n , k , p;

void add(ll x ,ll y , ll w){
	rook[{x , y}]^=w;
	ans-=n - cntstn[str[x]];
	ans+=ll(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-=ll(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(ll i = 0 ; i < n; i ++){
		ll x , y;
		cin >> x >> y;
		ll w;
		cin >> w;
		add(x , y , w);
	}
    while(p--){
		ll x1 , y1 , x2 , y2;
		cin >> x1 >> y1 >> x2 >> y2;
		ll 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 432 KB Output isn't correct
5 Incorrect 5 ms 384 KB Output isn't correct
6 Incorrect 1184 ms 9976 KB Output isn't correct
7 Incorrect 685 ms 8056 KB Output isn't correct
8 Incorrect 902 ms 6648 KB Output isn't correct
9 Incorrect 907 ms 6780 KB Output isn't correct
10 Incorrect 973 ms 7468 KB Output isn't correct
11 Execution timed out 2093 ms 56072 KB Time limit exceeded
12 Execution timed out 2096 ms 56108 KB Time limit exceeded
13 Execution timed out 2091 ms 56080 KB Time limit exceeded
14 Execution timed out 2093 ms 56172 KB Time limit exceeded
15 Execution timed out 2101 ms 56056 KB Time limit exceeded
16 Execution timed out 2065 ms 56144 KB Time limit exceeded
17 Execution timed out 2098 ms 56184 KB Time limit exceeded
18 Execution timed out 2094 ms 56440 KB Time limit exceeded
19 Execution timed out 2103 ms 56056 KB Time limit exceeded
20 Execution timed out 2056 ms 56312 KB Time limit exceeded