| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 675054 |
2022-12-26T23:07:45 Z |
scrge |
Knapsack (NOI18_knapsack) |
C++17 |
|
147 ms |
36424 KB |
#include <bits/stdc++.h>
#define int long long
using namespace std;
int n, s;
int dp[2005][2005];
vector<pair<int, int> > items[2005];
int32_t main(){
cin >> s >> n;
memset(dp, -1, sizeof dp);
dp[0][0] = 0;
for(int i = 0; i < n; i++){
int v, w, k; cin >> v >> w >> k;
items[w].push_back(make_pair(v, k));
}
for(int i = 1; i <= s; i++){
sort(items[i].rbegin(), items[i].rend());
for(int j = 0; j <= s; j++){
dp[i][j] = dp[i-1][j];
int ptr = 0;
int used = 0;
int cursum = 0;
int tmpused = 0;
while(ptr < items[i].size() && i*(used+1) <= j){
cursum += items[i][ptr].first;
used++;
// printf("%d %d %d %d\n", cursum, j+i*used, dp[i][j]+cursum, dp[i+1][j+i*used]);
if(dp[i-1][j-i*used] != -1){
dp[i][j] = max(dp[i-1][j-i*used]+cursum, dp[i][j]);
}
tmpused++;
if(tmpused == items[i][ptr].second){
tmpused = 0;
ptr++;
}
}
}
}
int ans = -1;
for(int i = 0; i <= s+1; i++){
ans = max(ans, dp[s][i]);
}
cout << ans << endl;
}
Compilation message
knapsack.cpp: In function 'int32_t main()':
knapsack.cpp:27:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
27 | while(ptr < items[i].size() && i*(used+1) <= j){
| ~~~~^~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
15 ms |
31700 KB |
Output is correct |
| 2 |
Correct |
15 ms |
31760 KB |
Output is correct |
| 3 |
Correct |
15 ms |
31792 KB |
Output is correct |
| 4 |
Correct |
15 ms |
31700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
12 ms |
31736 KB |
Output is correct |
| 2 |
Correct |
20 ms |
31828 KB |
Output is correct |
| 3 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 4 |
Correct |
18 ms |
31700 KB |
Output is correct |
| 5 |
Correct |
21 ms |
31812 KB |
Output is correct |
| 6 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 7 |
Correct |
18 ms |
31820 KB |
Output is correct |
| 8 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 9 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 10 |
Correct |
20 ms |
31700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
12 ms |
31736 KB |
Output is correct |
| 2 |
Correct |
20 ms |
31828 KB |
Output is correct |
| 3 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 4 |
Correct |
18 ms |
31700 KB |
Output is correct |
| 5 |
Correct |
21 ms |
31812 KB |
Output is correct |
| 6 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 7 |
Correct |
18 ms |
31820 KB |
Output is correct |
| 8 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 9 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 10 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 11 |
Correct |
12 ms |
31828 KB |
Output is correct |
| 12 |
Correct |
23 ms |
31824 KB |
Output is correct |
| 13 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 14 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 15 |
Correct |
22 ms |
31700 KB |
Output is correct |
| 16 |
Correct |
19 ms |
31828 KB |
Output is correct |
| 17 |
Correct |
21 ms |
31700 KB |
Output is correct |
| 18 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 19 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 20 |
Correct |
19 ms |
31700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
15 ms |
31700 KB |
Output is correct |
| 2 |
Correct |
15 ms |
31760 KB |
Output is correct |
| 3 |
Correct |
15 ms |
31792 KB |
Output is correct |
| 4 |
Correct |
15 ms |
31700 KB |
Output is correct |
| 5 |
Correct |
12 ms |
31736 KB |
Output is correct |
| 6 |
Correct |
20 ms |
31828 KB |
Output is correct |
| 7 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 8 |
Correct |
18 ms |
31700 KB |
Output is correct |
| 9 |
Correct |
21 ms |
31812 KB |
Output is correct |
| 10 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 11 |
Correct |
18 ms |
31820 KB |
Output is correct |
| 12 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 13 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 14 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 15 |
Correct |
12 ms |
31828 KB |
Output is correct |
| 16 |
Correct |
23 ms |
31824 KB |
Output is correct |
| 17 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 18 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 19 |
Correct |
22 ms |
31700 KB |
Output is correct |
| 20 |
Correct |
19 ms |
31828 KB |
Output is correct |
| 21 |
Correct |
21 ms |
31700 KB |
Output is correct |
| 22 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 23 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 24 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 25 |
Correct |
12 ms |
31796 KB |
Output is correct |
| 26 |
Correct |
21 ms |
31784 KB |
Output is correct |
| 27 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 28 |
Correct |
19 ms |
31724 KB |
Output is correct |
| 29 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 30 |
Correct |
19 ms |
31816 KB |
Output is correct |
| 31 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 32 |
Correct |
20 ms |
31720 KB |
Output is correct |
| 33 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 34 |
Correct |
19 ms |
31700 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
15 ms |
31700 KB |
Output is correct |
| 2 |
Correct |
15 ms |
31760 KB |
Output is correct |
| 3 |
Correct |
15 ms |
31792 KB |
Output is correct |
| 4 |
Correct |
15 ms |
31700 KB |
Output is correct |
| 5 |
Correct |
12 ms |
31736 KB |
Output is correct |
| 6 |
Correct |
20 ms |
31828 KB |
Output is correct |
| 7 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 8 |
Correct |
18 ms |
31700 KB |
Output is correct |
| 9 |
Correct |
21 ms |
31812 KB |
Output is correct |
| 10 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 11 |
Correct |
18 ms |
31820 KB |
Output is correct |
| 12 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 13 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 14 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 15 |
Correct |
12 ms |
31828 KB |
Output is correct |
| 16 |
Correct |
23 ms |
31824 KB |
Output is correct |
| 17 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 18 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 19 |
Correct |
22 ms |
31700 KB |
Output is correct |
| 20 |
Correct |
19 ms |
31828 KB |
Output is correct |
| 21 |
Correct |
21 ms |
31700 KB |
Output is correct |
| 22 |
Correct |
18 ms |
31716 KB |
Output is correct |
| 23 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 24 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 25 |
Correct |
12 ms |
31796 KB |
Output is correct |
| 26 |
Correct |
21 ms |
31784 KB |
Output is correct |
| 27 |
Correct |
18 ms |
31828 KB |
Output is correct |
| 28 |
Correct |
19 ms |
31724 KB |
Output is correct |
| 29 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 30 |
Correct |
19 ms |
31816 KB |
Output is correct |
| 31 |
Correct |
20 ms |
31700 KB |
Output is correct |
| 32 |
Correct |
20 ms |
31720 KB |
Output is correct |
| 33 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 34 |
Correct |
19 ms |
31700 KB |
Output is correct |
| 35 |
Correct |
76 ms |
34880 KB |
Output is correct |
| 36 |
Correct |
95 ms |
34948 KB |
Output is correct |
| 37 |
Correct |
82 ms |
34824 KB |
Output is correct |
| 38 |
Correct |
87 ms |
35256 KB |
Output is correct |
| 39 |
Correct |
105 ms |
35656 KB |
Output is correct |
| 40 |
Correct |
147 ms |
36192 KB |
Output is correct |
| 41 |
Correct |
103 ms |
35432 KB |
Output is correct |
| 42 |
Correct |
104 ms |
35320 KB |
Output is correct |
| 43 |
Correct |
116 ms |
35404 KB |
Output is correct |
| 44 |
Correct |
117 ms |
35332 KB |
Output is correct |
| 45 |
Correct |
105 ms |
36032 KB |
Output is correct |
| 46 |
Correct |
105 ms |
35472 KB |
Output is correct |
| 47 |
Correct |
109 ms |
36424 KB |
Output is correct |
| 48 |
Correct |
118 ms |
36052 KB |
Output is correct |
| 49 |
Correct |
103 ms |
35956 KB |
Output is correct |
| 50 |
Correct |
124 ms |
35608 KB |
Output is correct |
