oj.uz

Submission #643433

# Submission time Handle Problem Language Result Execution time Memory
643433 2022-09-22T03:19:54 Z GaLz Lasers (NOI19_lasers) C++14
100 / 100
 461 ms 58548 KB 
#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;
        }
    }
    for(int i=1; i<=r; i++) {
        mp[l-sum[i]+1]++;
        mp[l+1]--;
        int lf=0, rg=l-sum[i]+1;
        x=row[i].size();
        for(int j=0; j<x-1; j++) {
            lf+=row[i][j];
            rg+=row[i][j];
            mp[1]++;
            mp[lf+1]--;
            mp[rg]++;
            mp[l+1]--;
        }
        mp[1]++;
        mp[sum[i]+1]--;
        ls=0; st=0;
        for(auto it : mp) {
            it.se+=ls;
            ls=it.se;
            if(it.se==x+1 && !st) {
                st=it.fi;
            } else if(it.se!=x+1 && st) {
                ans[st]++;
                ans[it.fi]--;
                st=0;
            }
        }
        mp.clear();
    }
    ls=0; st=0;
    for(auto it : ans) {
        it.se+=ls;
        ls=it.se;
        if(it.se>0 && !st) {
            st=it.fi;
        } else if(it.se<=0 && st) {
            cnt+=it.fi-st;
            st=0;
        }
    }
    cout << cnt;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11988 KB Output is correct
2 Correct 7 ms 12064 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 6 ms 12064 KB Output is correct
5 Correct 6 ms 11988 KB Output is correct
6 Correct 7 ms 12028 KB Output is correct
7 Correct 6 ms 11988 KB Output is correct
8 Correct 6 ms 11988 KB Output is correct
9 Correct 6 ms 11988 KB Output is correct
10 Correct 6 ms 11988 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11988 KB Output is correct
2 Correct 7 ms 12064 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 6 ms 12064 KB Output is correct
5 Correct 6 ms 11988 KB Output is correct
6 Correct 7 ms 12028 KB Output is correct
7 Correct 6 ms 11988 KB Output is correct
8 Correct 6 ms 11988 KB Output is correct
9 Correct 6 ms 11988 KB Output is correct
10 Correct 6 ms 11988 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 148 ms 35064 KB Output is correct
13 Correct 6 ms 12048 KB Output is correct
14 Correct 6 ms 12068 KB Output is correct
15 Correct 7 ms 12116 KB Output is correct
16 Correct 7 ms 12076 KB Output is correct
17 Correct 391 ms 54928 KB Output is correct
18 Correct 6 ms 12120 KB Output is correct
19 Correct 7 ms 11988 KB Output is correct
20 Correct 6 ms 11988 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 181 ms 40772 KB Output is correct
2 Correct 51 ms 20116 KB Output is correct
3 Correct 43 ms 17560 KB Output is correct
4 Correct 211 ms 45036 KB Output is correct
5 Correct 88 ms 30488 KB Output is correct
6 Correct 186 ms 40260 KB Output is correct
7 Correct 9 ms 12756 KB Output is correct
8 Correct 202 ms 41032 KB Output is correct
9 Correct 138 ms 30676 KB Output is correct
10 Correct 221 ms 48308 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 7 ms 11988 KB Output is correct
3 Correct 8 ms 11988 KB Output is correct
4 Correct 6 ms 11988 KB Output is correct
5 Correct 9 ms 11984 KB Output is correct
6 Correct 8 ms 12072 KB Output is correct
7 Correct 7 ms 12116 KB Output is correct
8 Correct 6 ms 12116 KB Output is correct
9 Correct 7 ms 12136 KB Output is correct
10 Correct 7 ms 12076 KB Output is correct

Subtask #5
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 181 ms 40772 KB Output is correct
2 Correct 51 ms 20116 KB Output is correct
3 Correct 43 ms 17560 KB Output is correct
4 Correct 211 ms 45036 KB Output is correct
5 Correct 88 ms 30488 KB Output is correct
6 Correct 186 ms 40260 KB Output is correct
7 Correct 9 ms 12756 KB Output is correct
8 Correct 202 ms 41032 KB Output is correct
9 Correct 138 ms 30676 KB Output is correct
10 Correct 221 ms 48308 KB Output is correct
11 Correct 7 ms 11988 KB Output is correct
12 Correct 7 ms 11988 KB Output is correct
13 Correct 8 ms 11988 KB Output is correct
14 Correct 6 ms 11988 KB Output is correct
15 Correct 9 ms 11984 KB Output is correct
16 Correct 8 ms 12072 KB Output is correct
17 Correct 7 ms 12116 KB Output is correct
18 Correct 6 ms 12116 KB Output is correct
19 Correct 7 ms 12136 KB Output is correct
20 Correct 7 ms 12076 KB Output is correct
21 Correct 461 ms 51596 KB Output is correct
22 Correct 87 ms 19092 KB Output is correct
23 Correct 54 ms 18564 KB Output is correct
24 Correct 229 ms 34816 KB Output is correct
25 Correct 441 ms 51404 KB Output is correct
26 Correct 176 ms 25548 KB Output is correct
27 Correct 72 ms 17816 KB Output is correct
28 Correct 417 ms 51404 KB Output is correct
29 Correct 382 ms 51688 KB Output is correct
30 Correct 165 ms 30024 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11988 KB Output is correct
2 Correct 7 ms 12064 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 6 ms 12064 KB Output is correct
5 Correct 6 ms 11988 KB Output is correct
6 Correct 7 ms 12028 KB Output is correct
7 Correct 6 ms 11988 KB Output is correct
8 Correct 6 ms 11988 KB Output is correct
9 Correct 6 ms 11988 KB Output is correct
10 Correct 6 ms 11988 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 148 ms 35064 KB Output is correct
13 Correct 6 ms 12048 KB Output is correct
14 Correct 6 ms 12068 KB Output is correct
15 Correct 7 ms 12116 KB Output is correct
16 Correct 7 ms 12076 KB Output is correct
17 Correct 391 ms 54928 KB Output is correct
18 Correct 6 ms 12120 KB Output is correct
19 Correct 7 ms 11988 KB Output is correct
20 Correct 6 ms 11988 KB Output is correct
21 Correct 181 ms 40772 KB Output is correct
22 Correct 51 ms 20116 KB Output is correct
23 Correct 43 ms 17560 KB Output is correct
24 Correct 211 ms 45036 KB Output is correct
25 Correct 88 ms 30488 KB Output is correct
26 Correct 186 ms 40260 KB Output is correct
27 Correct 9 ms 12756 KB Output is correct
28 Correct 202 ms 41032 KB Output is correct
29 Correct 138 ms 30676 KB Output is correct
30 Correct 221 ms 48308 KB Output is correct
31 Correct 7 ms 11988 KB Output is correct
32 Correct 7 ms 11988 KB Output is correct
33 Correct 8 ms 11988 KB Output is correct
34 Correct 6 ms 11988 KB Output is correct
35 Correct 9 ms 11984 KB Output is correct
36 Correct 8 ms 12072 KB Output is correct
37 Correct 7 ms 12116 KB Output is correct
38 Correct 6 ms 12116 KB Output is correct
39 Correct 7 ms 12136 KB Output is correct
40 Correct 7 ms 12076 KB Output is correct
41 Correct 461 ms 51596 KB Output is correct
42 Correct 87 ms 19092 KB Output is correct
43 Correct 54 ms 18564 KB Output is correct
44 Correct 229 ms 34816 KB Output is correct
45 Correct 441 ms 51404 KB Output is correct
46 Correct 176 ms 25548 KB Output is correct
47 Correct 72 ms 17816 KB Output is correct
48 Correct 417 ms 51404 KB Output is correct
49 Correct 382 ms 51688 KB Output is correct
50 Correct 165 ms 30024 KB Output is correct
51 Correct 90 ms 21900 KB Output is correct
52 Correct 446 ms 57328 KB Output is correct
53 Correct 448 ms 57192 KB Output is correct
54 Correct 123 ms 22124 KB Output is correct
55 Correct 338 ms 36128 KB Output is correct
56 Correct 218 ms 32964 KB Output is correct
57 Correct 229 ms 29256 KB Output is correct
58 Correct 449 ms 58548 KB Output is correct
59 Correct 185 ms 24944 KB Output is correct
60 Correct 207 ms 28180 KB Output is correct