제출 #643433

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
643433	2022-09-22 03:19:54	GaLz	Lasers (NOI19_lasers)	C++14	100 / 100	461 ms	58548 KiB

lasers

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<ll> vll;
const ll mod=1e9+7;
const ll maxn=5e5+5;
const ll INF=1e18;
#define ok ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define fi first
#define se second
#define pb push_back
#define ub upper_bound
#define lb lower_bound
#define endl '\n'
int l, r, x, u, sum[maxn], ls, st, cnt;
vi row[maxn];
map<int, int> mp, ans;
int main() {
    ok
    cin >> l >> r;
    for(int i=1; i<=r; i++) {
        cin >> x;
        for(int j=0; j<x; j++) {
            cin >> u;
            row[i].pb(u);
            sum[i]+=u;
        }
 
 
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• Subtask 6: 13 / 13