#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T> bool chmin(T &a, T b) { return b < a && (a = b, true); }
template<class T> bool chmax(T &a, T b) { return a < b && (a = b, true); }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T> void debug(T l, T r) { while (l != r) cerr << *l << " \n"[next(l)==r], ++l; }
#else
#define DE(...) 0
#define debug(...) 0
#endif
const int MAX_N = 1000010, MAX_M = 2005;
const ll inf = 1e16;
int n, m;
ll a[MAX_N], s[MAX_N], p[MAX_N], c[MAX_N];
ll b[MAX_N], t[MAX_N], q[MAX_N], d[MAX_N];
ll dp[MAX_M][MAX_M];
ll dp_diff[MAX_N];
int32_t main() {
ios_base::sync_with_stdio(0), cin.tie(0);
cin >> n >> m;
for (int i = 1;i <= n;++i) cin >> a[i] >> s[i] >> p[i];
for (int i = 1;i <= m;++i) cin >> b[i] >> t[i] >> q[i];
for (int i = 1;i <= n;++i) a[i] += a[i-1];
for (int i = 1;i <= m;++i) b[i] += b[i-1];
for (int i = 1;i <= n;++i)
c[i] = upper_bound(b, b + m + 1, s[i] - a[i]) - b - 1;
for (int i = 1;i <= m;++i)
d[i] = upper_bound(a, a + n + 1, t[i] - b[i]) - a - 1;
set<int> alive;
for (int i = 1;i <= m;++i) {
alive.insert(i);
}
// w[i] = diff_i - u[i]
// should be zero at the beginning
vector<ll> w(m + 1);
// at this time, it becomes zero
vector<vector<int>> chg(n + 2);
for (int i = 1;i <= m;++i) {
if (d[i] < 0) {
q[i] = 0;
} else if (d[i] == n) {
w[0] += q[i];
} else chg[ d[i]+1 ].pb(i);
}
auto upd = [&](int id) {
while (1 <= id && id <= m) {
if (w[id] > 0) {
alive.insert(id);
break;
}
if (w[id] <= 0) {
alive.erase(id);
auto it = alive.upper_bound(id);
int v = w[id]; w[id] = 0;
if (v && it != end(alive)) {
id = *it;
w[id] += v;
}
else break;
}
}
};
// current dp is 0
for (int i = 1;i <= n;++i) {
for (int j : chg[i]) {
w[j] += q[j];
upd(j);
}
w[0] += p[i];
w[c[i]+1] -= p[i];
upd(c[i]+1);
vector<ll> val(w);
for (int j = 1;j <= m;++j) {
if (i <= d[j]) val[j] += q[j];
}
for (int j = 1;j <= m;++j)
val[j] += val[j-1];
//sort(AI(chg[i]));
}
cout << accumulate(begin(w), begin(w) + m + 1, 0ll) << '\n';
// //return 0;
//
// for (int i = 0;i <= n;++i) for (int j = 0;j <= m;++j)
// dp[i][j] = -inf;
//
// dp[0][0] = 0;
//
// DE("dp2d");
// for (int i = 0;i <= n;++i) {
//
// for (int j = 1;j <= m;++j) {
// chmax(dp[i][j], dp[i][j-1] + (i <= d[j] ? q[j] : 0));
// }
// DE(i);
// debug(dp[i], dp[i] + m + 1);
//
// for (int j = 0;j <= c[i+1];++j)
// dp[i+1][j] = dp[i][j] + p[i+1];
// for (int j = c[i+1]+1;j <= m;++j)
// dp[i+1][j] = dp[i][j];
//
// }
//cout << dp[n][m] << '\n';
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
10056 ms |
47456 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Runtime error |
12 ms |
588 KB |
Execution killed with signal 6 |
| 6 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Runtime error |
12 ms |
588 KB |
Execution killed with signal 6 |
| 6 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Runtime error |
12 ms |
588 KB |
Execution killed with signal 6 |
| 6 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Runtime error |
12 ms |
588 KB |
Execution killed with signal 6 |
| 6 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Runtime error |
12 ms |
588 KB |
Execution killed with signal 6 |
| 6 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
10056 ms |
47456 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
10056 ms |
47456 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
