Task: | Tikut |
Sender: | zli0122 |
Submission time: | 2024-11-10 22:22:29 +0200 |
Language: | C++ (C++11) |
Status: | READY |
Result: | 7 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 7 |
#2 | TIME LIMIT EXCEEDED | 0 |
#3 | TIME LIMIT EXCEEDED | 0 |
#4 | TIME LIMIT EXCEEDED | 0 |
#5 | TIME LIMIT EXCEEDED | 0 |
#6 | TIME LIMIT EXCEEDED | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.00 s | 1, 3, 4, 5, 6 | details |
#2 | ACCEPTED | 0.01 s | 1, 4, 5, 6 | details |
#3 | ACCEPTED | 0.01 s | 1, 4, 5, 6 | details |
#4 | ACCEPTED | 0.01 s | 1, 4, 5, 6 | details |
#5 | TIME LIMIT EXCEEDED | -- | 2, 5, 6 | details |
#6 | TIME LIMIT EXCEEDED | -- | 2, 5, 6 | details |
#7 | TIME LIMIT EXCEEDED | -- | 3, 5, 6 | details |
#8 | ACCEPTED | 0.00 s | 3, 5, 6 | details |
#9 | TIME LIMIT EXCEEDED | -- | 3, 5, 6 | details |
#10 | TIME LIMIT EXCEEDED | -- | 3, 5, 6 | details |
#11 | TIME LIMIT EXCEEDED | -- | 3, 5, 6 | details |
#12 | TIME LIMIT EXCEEDED | -- | 4, 5, 6 | details |
#13 | TIME LIMIT EXCEEDED | -- | 4, 5, 6 | details |
#14 | TIME LIMIT EXCEEDED | -- | 4, 5, 6 | details |
#15 | TIME LIMIT EXCEEDED | -- | 4, 5, 6 | details |
#16 | ACCEPTED | 0.02 s | 5, 6 | details |
#17 | TIME LIMIT EXCEEDED | -- | 5, 6 | details |
#18 | TIME LIMIT EXCEEDED | -- | 5, 6 | details |
#19 | TIME LIMIT EXCEEDED | -- | 5, 6 | details |
#20 | TIME LIMIT EXCEEDED | -- | 6 | details |
#21 | TIME LIMIT EXCEEDED | -- | 6 | details |
#22 | TIME LIMIT EXCEEDED | -- | 6 | details |
Code
#include <bits/stdc++.h> #define INF INT32_MAX/2 + 1; using namespace std; int N, M; vector<vector<int>> generate_sequences(int l, int k) { if (l == 1) { if (k > 0) return {{k}}; return {}; } vector<vector<int>> sequences; for (int i = 1; i <= k - l + 1; i++){ for (auto current: generate_sequences(l - 1, k - i)) { current.push_back(i); sequences.push_back(current); } } return sequences; } int main() { cin >> N >> M; int a; vector<int> pieces(N, 1); vector<int> s; vector<int> m(N); for (int _ = 0; _ < N; _++) { cin >> a; s.push_back(a); } sort(s.rbegin(), s.rend()); int global_min = s.back(); for (int i = 0; i < N; i++) m[i]=s[i]; //for (auto i: s) cout << i << " ";cout << endl; int max_index, max_value, minmax, maxmin, d1, d2; int prev_d = INF; for (int k = 1; k <= M; k++) { // find the index of the two cuts maximizing min and minimizing max respectively minmax = maxmin = 0; for (int i = 0; i < N; i++) { if (m[i] > m[minmax]) minmax = i; if (s[i]*(pieces[maxmin] + 1) > s[maxmin]*(pieces[i] + 1)) maxmin = i; } // find max_value among the sticks after we minimize max. max_index = minmax ^ 1; max_value = (s[minmax]-1)/(pieces[minmax]+1) + 1; for (int i = 0; i < N; i++) { if (i == minmax) continue; if (m[i] >= m[max_index] and m[i] > max_value) { max_index = i; max_value = m[max_index]; } } d1 = max_value - min(global_min, s[minmax]/(pieces[minmax]+1)); // find max_value among the sticks after we minimize max. max_index = maxmin ^ 1; max_value = (s[maxmin]-1)/(pieces[maxmin]+1) + 1; for (int i = 0; i < N; i++) { if (i == maxmin) continue; if (m[i] >= m[max_index] and m[i] > max_value) { max_index = i; max_value = m[max_index]; } } d2 = max_value - min(global_min, s[maxmin]/(pieces[maxmin]+1)); if (d1 > d2) minmax = maxmin; if (prev_d > min(d1, d2)) prev_d = min(d1, d2); // otherwise we should try complete search to get out of local optimum trap. else { prev_d = min(d1, d2); for (auto pieces : generate_sequences(N, N+k)) { int max_val = 0; int min_val = INF; for (int i = 0; i < N; i++) { max_val = max(max_val, (s[i]-1)/pieces[i] + 1); min_val = min(min_val, s[i]/pieces[i]); } prev_d = min(prev_d, max_val-min_val); } } cout << prev_d << " "; // cut the piece pieces[minmax]++; m[minmax] = (s[minmax]-1)/pieces[minmax] + 1; global_min = min(global_min, s[minmax]/pieces[minmax]); } cout << "\n"; }
Test details
Test 1
Group: 1, 3, 4, 5, 6
Verdict: ACCEPTED
input |
---|
1 1 6 |
correct output |
---|
0 |
user output |
---|
0 |
Test 2
Group: 1, 4, 5, 6
Verdict: ACCEPTED
input |
---|
5 10 4 8 6 2 7 |
correct output |
---|
5 4 2 2 2 1 1 1 1 1 |
user output |
---|
5 4 2 2 2 1 1 1 1 1 |
Test 3
Group: 1, 4, 5, 6
Verdict: ACCEPTED
input |
---|
5 10 5 5 8 6 7 |
correct output |
---|
3 3 2 3 2 2 1 1 1 2 |
user output |
---|
3 3 2 3 2 2 1 1 1 2 |
Test 4
Group: 1, 4, 5, 6
Verdict: ACCEPTED
input |
---|
5 10 8 7 9 6 10 |
correct output |
---|
4 4 3 3 2 2 1 2 2 1 |
user output |
---|
4 4 3 3 2 2 1 2 2 1 |
Test 5
Group: 2, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 1071 3 2 3 1 3 3 2 3 2 3 2 2 2 1 2 ... |
correct output |
---|
2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ... |
user output |
---|
(empty) |
Test 6
Group: 2, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 1500 3 2 2 3 2 3 2 2 2 3 2 2 3 3 3 ... |
correct output |
---|
2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ... |
user output |
---|
(empty) |
Test 7
Group: 3, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2 15 710 210 347 398 66 318 277 ... |
correct output |
---|
994 994 |
user output |
---|
(empty) |
Test 8
Group: 3, 5, 6
Verdict: ACCEPTED
input |
---|
1000 2 743 890 592 942 736 969 616 50... |
correct output |
---|
498 496 |
user output |
---|
498 496 |
Test 9
Group: 3, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2 987 968 920 994 988 918 914 95... |
correct output |
---|
500 500 |
user output |
---|
(empty) |
Test 10
Group: 3, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2 996 1000 998 998 999 997 997 9... |
correct output |
---|
500 500 |
user output |
---|
(empty) |
Test 11
Group: 3, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2 501 501 501 501 501 501 501 50... |
correct output |
---|
1 168 |
user output |
---|
(empty) |
Test 12
Group: 4, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 200 145 136 74 83 73 36 196 115 11... |
correct output |
---|
194 190 189 183 182 181 181 17... |
user output |
---|
(empty) |
Test 13
Group: 4, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 200 157 110 168 155 192 107 146 15... |
correct output |
---|
95 96 96 95 93 94 94 94 90 91 ... |
user output |
---|
(empty) |
Test 14
Group: 4, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
50 200 137 118 160 118 146 160 140 18... |
correct output |
---|
98 98 98 96 90 91 88 88 84 86 ... |
user output |
---|
(empty) |
Test 15
Group: 4, 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 200 147 174 186 148 155 128 158 18... |
correct output |
---|
99 99 98 98 97 97 96 96 95 95 ... |
user output |
---|
(empty) |
Test 16
Group: 5, 6
Verdict: ACCEPTED
input |
---|
1000 2000 928772177 816188227 216592201 ... |
correct output |
---|
991676844 990940224 990685481 ... |
user output |
---|
991676844 990940224 990685481 ... |
Test 17
Group: 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2000 665759876 597950008 615453266 ... |
correct output |
---|
498801198 498681904 498504321 ... |
user output |
---|
(empty) |
Test 18
Group: 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
500 2000 683288817 784230412 626685186 ... |
correct output |
---|
497667621 498434895 495465990 ... |
user output |
---|
(empty) |
Test 19
Group: 5, 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 2000 666667000 809309500 571572000 ... |
correct output |
---|
499499500 499249250 498999000 ... |
user output |
---|
(empty) |
Test 20
Group: 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
100000 200000 861772559 734298084 983382252 ... |
correct output |
---|
499973914 499985299 499985141 ... |
user output |
---|
(empty) |
Test 21
Group: 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
30000 200000 691834579 617419813 514778075 ... |
correct output |
---|
499967533 499976270 499969810 ... |
user output |
---|
(empty) |
Test 22
Group: 6
Verdict: TIME LIMIT EXCEEDED
input |
---|
100000 200000 820255000 960780000 741965000 ... |
correct output |
---|
499995000 499992500 499990000 ... |
user output |
---|
(empty) |