oj.uz

Submission #529444

# Submission time Handle Problem Language Result Execution time Memory
529444 2022-02-23T02:46:17 Z fhvirus Self Study (JOI22_ho_t2) C++17
0 / 100
 488 ms 10052 KB 
#include <bits/stdc++.h>
using namespace std;
typedef int64_t ll; typedef pair<int, int> pii;
#define pb emplace_back
#define AI(x) begin(x),end(x)
#define ff first
#define ss second
#ifdef OWO
#define debug(args...) LKJ("\033[0;32m[ " + string(#args) + " ]\033[0m", args)
template<class I> void LKJ(I&&x) { cerr << x << endl; }
template<class I, class...T> void LKJ(I&&x, T&&...t) { cerr << x << ", "; LKJ(t...); }
template<class I> void OI(I a, I b) { while (a < b) cerr << *a << " \n"[next(a) == b]; }
#else
#define debug(...) 0
#define OI(...) 0
#endif

signed main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

	ll N, M; cin >> N >> M;
	vector<ll> A(N), B(N);
	for (ll &i: A) cin >> i;
	for (ll &i: B) cin >> i;

	ll ans = 0;
	for (ll l = (1ll << 60); l > 0; l >>= 1) {
		ll threshold = ans + l;
		debug(threshold);
		ll empty = N * M;
		for (int i = 0; i < N; ++i) {
			ll tmp = threshold;
			if (A[i] >= B[i]) {
				ll chooseA = (tmp + A[i] - 1) / A[i];
				chooseA = min(chooseA,  M);
				tmp -= A[i] * chooseA;
				empty -= chooseA;
				//debug(i, chooseA);
			}
			if (tmp > 0) {
				ll chooseB = (tmp + B[i] - 1) / B[i];
				//debug(i, chooseB);
				empty -= chooseB;
			}
		}
		if (empty >= 0) ans = threshold;
	}
	cout << ans << '\n';

	ll dd = LLONG_MAX;
	for (int i = 0; i < N; ++i)
		dd = min(dd, max(A[i], B[i]));
	assert(dd == ans);

	return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:14:20: warning: statement has no effect [-Wunused-value]
   14 | #define debug(...) 0
      |                    ^
Main.cpp:29:3: note: in expansion of macro 'debug'
   29 |   debug(threshold);
      |   ^~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 4 ms 332 KB Output is correct
11 Correct 206 ms 5000 KB Output is correct
12 Correct 200 ms 4996 KB Output is correct
13 Correct 156 ms 4940 KB Output is correct
14 Runtime error 488 ms 10052 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 460 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 4 ms 332 KB Output is correct
11 Correct 206 ms 5000 KB Output is correct
12 Correct 200 ms 4996 KB Output is correct
13 Correct 156 ms 4940 KB Output is correct
14 Runtime error 488 ms 10052 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 460 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 4 ms 332 KB Output is correct
11 Correct 206 ms 5000 KB Output is correct
12 Correct 200 ms 4996 KB Output is correct
13 Correct 156 ms 4940 KB Output is correct
14 Runtime error 488 ms 10052 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -