oj.uz

Submission #477557

# Submission time Handle Problem Language Result Execution time Memory
477557 2021-10-02T15:43:56 Z cheissmart Two Dishes (JOI19_dishes) C++14
10 / 100
 10000 ms 40520 KB 
#include <bits/stdc++.h>
#define IO_OP std::ios::sync_with_stdio(0); std::cin.tie(0);
#define F first
#define S second
#define V vector
#define PB push_back
#define MP make_pair
#define EB emplace_back
#define ALL(v) (v).begin(), (v).end()

using namespace std;

typedef long long ll;
typedef pair<int, int> pi;
typedef V<int> vi;

string _reset = "\u001b[0m", _yellow = "\u001b[33m", _bold = "\u001b[1m";
void DBG() { cerr << "]" << _reset << endl; }
template<class H, class...T> void DBG(H h, T ...t) {
	cerr << to_string(h);
	if(sizeof ...(t)) cerr << ", ";
	DBG(t...);
}
#ifdef CHEISSMART
#define debug(...) cerr << _yellow << _bold << "Line(" << __LINE__ << ") -> [" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__)
#else
#define debug(...)
#endif

const int INF = 1e9 + 7, N = 1e6 + 7;

int p[N], q[N];
ll a[N], b[N], s[N], t[N];
V<pi> G[N];

signed main()
{
	IO_OP;
	
	int n, m;
	cin >> n >> m;
	for(int i = 1; i <= n; i++) {
		cin >> a[i] >> s[i] >> p[i];
		a[i] += a[i - 1];
	}
	for(int i = 1; i <= m; i++) {
		cin >> b[i] >> t[i] >> q[i];
		b[i] += b[i - 1];
	}
	ll ans = 0;
	for(int i = 1; i <= n; i++) {
		/*
		a[i] + b[j] <= s[i]
		b[j] <= s[i] - a[i]
		*/
		int j = int(upper_bound(b, b + m + 1, s[i] - a[i]) - b);
		if(!j) continue;
		// if(i-th a before j-th b) ans += p[i]
		G[i].EB(j, p[i]);
	}
	for(int j = 1; j <= m; j++) {
		/*
		a[i] + b[j] <= t[j]
		a[i] <= t[j] - b[j]
		*/
		int i = int(upper_bound(a, a + n + 1, t[j] - b[j]) - a);
		if(!i) continue;
		// original: if(j-th b before i-th a) ans += q[j]
		ans += q[j];
		// now: if(i-th a before j-th b) ans += -q[j]
		G[i].EB(j, -q[j]);
	}
	// map<int, ll> mp;
	V<ll> mp(m + 1);
	for(int i = 1; i <= n; i++) {
		sort(ALL(G[i]), [&](pi x, pi y) {
			return x.S < y.S;
		});
		for(auto [j, v] : G[i]) {
			// 0 ~ j - 1 add v
			for(int k = 0; k < j; k++)
				mp[k] += v;
			for(int k = 1; k <= m; k++)
				mp[k] = max(mp[k], mp[k - 1]);
			// ans += v;
			// mp[j] -= v;
			// if(mp[j] < 0) {
			// 	auto it = mp.find(j);
			// 	assert(it -> S < 0);
			// 	while(it -> S < 0) {
			// 		it++;
			// 		if(it != mp.end()) {
			// 			mp[it -> F] += mp[prev(it) -> F];
			// 			mp.erase(prev(it));
			// 		} else {
			// 			mp.erase(prev(it));
			// 			break;
			// 		}
			// 	}
			// }

		}
	}
	ans += mp[m];
	// for(auto [x, y]:mp) {
	// 	ans += y;
	// 	assert(y >= 0);
	// }
	cout << ans << '\n';

}

Compilation message

dishes.cpp: In function 'int main()':
dishes.cpp:79:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   79 |   for(auto [j, v] : G[i]) {
      |            ^

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10086 ms 40520 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23728 KB Output is correct
2 Correct 14 ms 23828 KB Output is correct
3 Correct 12 ms 23836 KB Output is correct
4 Correct 15 ms 23748 KB Output is correct
5 Correct 12 ms 23836 KB Output is correct
6 Correct 15 ms 23720 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 13 ms 23756 KB Output is correct
9 Correct 13 ms 23756 KB Output is correct
10 Correct 12 ms 23732 KB Output is correct
11 Correct 14 ms 23840 KB Output is correct
12 Correct 13 ms 23828 KB Output is correct
13 Correct 13 ms 23780 KB Output is correct
14 Correct 16 ms 23716 KB Output is correct
15 Correct 14 ms 23800 KB Output is correct
16 Correct 13 ms 23732 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23728 KB Output is correct
2 Correct 14 ms 23828 KB Output is correct
3 Correct 12 ms 23836 KB Output is correct
4 Correct 15 ms 23748 KB Output is correct
5 Correct 12 ms 23836 KB Output is correct
6 Correct 15 ms 23720 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 13 ms 23756 KB Output is correct
9 Correct 13 ms 23756 KB Output is correct
10 Correct 12 ms 23732 KB Output is correct
11 Correct 14 ms 23840 KB Output is correct
12 Correct 13 ms 23828 KB Output is correct
13 Correct 13 ms 23780 KB Output is correct
14 Correct 16 ms 23716 KB Output is correct
15 Correct 14 ms 23800 KB Output is correct
16 Correct 13 ms 23732 KB Output is correct
17 Correct 30 ms 23976 KB Output is correct
18 Correct 46 ms 23996 KB Output is correct
19 Correct 48 ms 24012 KB Output is correct
20 Correct 31 ms 23960 KB Output is correct
21 Correct 47 ms 24012 KB Output is correct
22 Correct 48 ms 24004 KB Output is correct
23 Correct 46 ms 23932 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23728 KB Output is correct
2 Correct 14 ms 23828 KB Output is correct
3 Correct 12 ms 23836 KB Output is correct
4 Correct 15 ms 23748 KB Output is correct
5 Correct 12 ms 23836 KB Output is correct
6 Correct 15 ms 23720 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 13 ms 23756 KB Output is correct
9 Correct 13 ms 23756 KB Output is correct
10 Correct 12 ms 23732 KB Output is correct
11 Correct 14 ms 23840 KB Output is correct
12 Correct 13 ms 23828 KB Output is correct
13 Correct 13 ms 23780 KB Output is correct
14 Correct 16 ms 23716 KB Output is correct
15 Correct 14 ms 23800 KB Output is correct
16 Correct 13 ms 23732 KB Output is correct
17 Correct 30 ms 23976 KB Output is correct
18 Correct 46 ms 23996 KB Output is correct
19 Correct 48 ms 24012 KB Output is correct
20 Correct 31 ms 23960 KB Output is correct
21 Correct 47 ms 24012 KB Output is correct
22 Correct 48 ms 24004 KB Output is correct
23 Correct 46 ms 23932 KB Output is correct
24 Execution timed out 10042 ms 40404 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23728 KB Output is correct
2 Correct 14 ms 23828 KB Output is correct
3 Correct 12 ms 23836 KB Output is correct
4 Correct 15 ms 23748 KB Output is correct
5 Correct 12 ms 23836 KB Output is correct
6 Correct 15 ms 23720 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 13 ms 23756 KB Output is correct
9 Correct 13 ms 23756 KB Output is correct
10 Correct 12 ms 23732 KB Output is correct
11 Correct 14 ms 23840 KB Output is correct
12 Correct 13 ms 23828 KB Output is correct
13 Correct 13 ms 23780 KB Output is correct
14 Correct 16 ms 23716 KB Output is correct
15 Correct 14 ms 23800 KB Output is correct
16 Correct 13 ms 23732 KB Output is correct
17 Correct 30 ms 23976 KB Output is correct
18 Correct 46 ms 23996 KB Output is correct
19 Correct 48 ms 24012 KB Output is correct
20 Correct 31 ms 23960 KB Output is correct
21 Correct 47 ms 24012 KB Output is correct
22 Correct 48 ms 24004 KB Output is correct
23 Correct 46 ms 23932 KB Output is correct
24 Execution timed out 10042 ms 40404 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23728 KB Output is correct
2 Correct 14 ms 23828 KB Output is correct
3 Correct 12 ms 23836 KB Output is correct
4 Correct 15 ms 23748 KB Output is correct
5 Correct 12 ms 23836 KB Output is correct
6 Correct 15 ms 23720 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 13 ms 23756 KB Output is correct
9 Correct 13 ms 23756 KB Output is correct
10 Correct 12 ms 23732 KB Output is correct
11 Correct 14 ms 23840 KB Output is correct
12 Correct 13 ms 23828 KB Output is correct
13 Correct 13 ms 23780 KB Output is correct
14 Correct 16 ms 23716 KB Output is correct
15 Correct 14 ms 23800 KB Output is correct
16 Correct 13 ms 23732 KB Output is correct
17 Correct 30 ms 23976 KB Output is correct
18 Correct 46 ms 23996 KB Output is correct
19 Correct 48 ms 24012 KB Output is correct
20 Correct 31 ms 23960 KB Output is correct
21 Correct 47 ms 24012 KB Output is correct
22 Correct 48 ms 24004 KB Output is correct
23 Correct 46 ms 23932 KB Output is correct
24 Execution timed out 10042 ms 40404 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #7
0 / 17.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10086 ms 40520 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10086 ms 40520 KB Time limit exceeded
2 Halted 0 ms 0 KB -