Submission #1757404
Source Code Expand
#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; #define fi first #define se second #define mp make_pair #define pb push_back #define fbo find_by_order #define ook order_of_key #define INF 1e9 typedef long long ll; typedef pair<ll,ll> ii; typedef vector<int> vi; typedef vector < pair<int, int> > vii; typedef long double ld; typedef tree<pair<int,int>, null_type, less<pair<int,int> >, rb_tree_tag, tree_order_statistics_node_update> pbds; typedef set<int>::iterator sit; typedef map<int,int>::iterator mit; typedef vector<int>::iterator vit; ll n, k, x, ans; vector <ll> a; bool can_reach[5001]; void upper_bound(){ int lo, mid, hi; bool pos; lo = 0; hi = n-1; while(lo<=hi){ mid=lo+(hi-lo)/2; for(int i = 0; i < n; i++){ if(i!=mid){ for(int j = k-1; j >= a[i]; j--){ can_reach[j]=can_reach[j]|can_reach[j-a[i]]; } } } pos=0; for(int i = k-1; i >= k-a[mid] && i >= 0; i--){ if(can_reach[i]){ pos=1; } } for(int i = 1; i <= k; i++){ can_reach[i]=0; } if(!pos){ ans=mid; lo=mid+1; } else{ hi=mid-1; } } } int main() { ans=-1; can_reach[0]=1; cin >> n >> k; for(int i = 0; i < n; i++){ cin >> x; a.pb(x); } sort(a.begin(),a.end()); upper_bound(); cout << ans+1; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | vjudge5 |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1366 Byte |
Status | AC |
Exec Time | 230 ms |
Memory | 384 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 300 / 300 | ||||||
Status |
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Set Name | Test Cases |
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Sample | 0_000.txt, 0_001.txt, 0_002.txt |
Subtask | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 2_026.txt, 2_027.txt, 2_028.txt, 2_029.txt, 2_030.txt, 2_031.txt, 2_032.txt, 2_033.txt, 2_034.txt, 2_035.txt, 2_036.txt, 2_037.txt, 2_038.txt, 2_039.txt, 2_040.txt, 2_041.txt, 2_042.txt, 2_043.txt, 2_044.txt, 2_045.txt, 2_046.txt, 2_047.txt, 2_048.txt, 2_049.txt, 2_050.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 1 ms | 256 KB |
0_001.txt | AC | 1 ms | 256 KB |
0_002.txt | AC | 1 ms | 256 KB |
1_003.txt | AC | 1 ms | 256 KB |
1_004.txt | AC | 1 ms | 256 KB |
1_005.txt | AC | 1 ms | 256 KB |
1_006.txt | AC | 1 ms | 256 KB |
1_007.txt | AC | 1 ms | 256 KB |
1_008.txt | AC | 2 ms | 256 KB |
1_009.txt | AC | 2 ms | 256 KB |
1_010.txt | AC | 1 ms | 256 KB |
1_011.txt | AC | 1 ms | 256 KB |
1_012.txt | AC | 1 ms | 256 KB |
1_013.txt | AC | 1 ms | 256 KB |
1_014.txt | AC | 1 ms | 256 KB |
1_015.txt | AC | 2 ms | 256 KB |
1_016.txt | AC | 1 ms | 256 KB |
1_017.txt | AC | 1 ms | 256 KB |
1_018.txt | AC | 1 ms | 256 KB |
1_019.txt | AC | 1 ms | 256 KB |
1_020.txt | AC | 1 ms | 256 KB |
1_021.txt | AC | 2 ms | 256 KB |
1_022.txt | AC | 1 ms | 256 KB |
1_023.txt | AC | 1 ms | 256 KB |
1_024.txt | AC | 2 ms | 256 KB |
1_025.txt | AC | 2 ms | 256 KB |
2_026.txt | AC | 1 ms | 256 KB |
2_027.txt | AC | 1 ms | 256 KB |
2_028.txt | AC | 1 ms | 256 KB |
2_029.txt | AC | 212 ms | 384 KB |
2_030.txt | AC | 230 ms | 384 KB |
2_031.txt | AC | 4 ms | 384 KB |
2_032.txt | AC | 4 ms | 384 KB |
2_033.txt | AC | 3 ms | 384 KB |
2_034.txt | AC | 3 ms | 384 KB |
2_035.txt | AC | 3 ms | 384 KB |
2_036.txt | AC | 108 ms | 384 KB |
2_037.txt | AC | 1 ms | 256 KB |
2_038.txt | AC | 1 ms | 256 KB |
2_039.txt | AC | 1 ms | 256 KB |
2_040.txt | AC | 3 ms | 384 KB |
2_041.txt | AC | 58 ms | 384 KB |
2_042.txt | AC | 88 ms | 384 KB |
2_043.txt | AC | 49 ms | 256 KB |
2_044.txt | AC | 60 ms | 384 KB |
2_045.txt | AC | 29 ms | 256 KB |
2_046.txt | AC | 59 ms | 384 KB |
2_047.txt | AC | 83 ms | 384 KB |
2_048.txt | AC | 105 ms | 384 KB |
2_049.txt | AC | 84 ms | 384 KB |
2_050.txt | AC | 71 ms | 384 KB |