Submission #1337159
Source Code Expand
#include<iostream> #include<iomanip> #include<math.h> #include<algorithm> #include<string> #include<vector> #include<queue> #include<stack> #include<set> #include<map> #define REP(i, N) for(ll i = 0; i < N; ++i) #define FOR(i, a, b) for(ll i = a; i < b; ++i) #define ALL(a) (a).begin(),(a).end() #define pb push_back #define INF (long long)1000000000 #define MOD 1000000007 using namespace std; typedef long long ll; typedef pair<ll, ll> l_l; typedef pair<int, int> i_i; int dh[4] = {1, 0, -1, 0}; int dw[4] = {0, 1, 0, -1}; vector<ll> dp; vector<vector<ll> > dp2(2); ll rec(int d, int roc, int s) { if(dp2[d][roc] != -1) return dp2[d][roc]; if(roc < s) { if(d == 0) return dp2[0][roc] = 0; else return dp2[1][roc] = dp[roc]; } else { if(d == 0) return dp2[0][roc] = rec(1, roc - s, s); else return dp2[1][roc] = dp[roc] - rec(1, roc - s, s); } } int main(void) { int n, k; cin>>n>>k; vector<ll> a(n); REP(i, n) cin>>a[i]; dp.resize(k); dp[0] = 1; REP(i, n) { REP(j, k) { if((k - 1 - j) - a[i] >= 0) dp[(k - 1 - j)] += dp[(k - 1 - j) - a[i]]; } } ll cnt = 0; REP(i, n) { if(a[i] >= k) { ++cnt; continue; } dp2[0].resize(0); dp2[0].resize(k); dp2[1].resize(0); dp2[1].resize(k); REP(j, k) dp2[0][j] = dp2[1][j] = -1; FOR(j, k - a[i], k) { if(rec(1, (int)j, (int)a[i]) != 0) { ++cnt; break; } } } cout<<n - cnt<<endl; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | gazelle |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1459 Byte |
Status | AC |
Exec Time | 175 ms |
Memory | 512 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 300 / 300 | ||||||
Status |
|
|
|
Set Name | Test Cases |
---|---|
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 | 1 ms | 256 KB |
1_022.txt | AC | 1 ms | 256 KB |
1_023.txt | AC | 1 ms | 256 KB |
1_024.txt | AC | 1 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 | 175 ms | 512 KB |
2_030.txt | AC | 173 ms | 512 KB |
2_031.txt | AC | 20 ms | 384 KB |
2_032.txt | AC | 3 ms | 256 KB |
2_033.txt | AC | 19 ms | 384 KB |
2_034.txt | AC | 2 ms | 256 KB |
2_035.txt | AC | 2 ms | 256 KB |
2_036.txt | AC | 89 ms | 512 KB |
2_037.txt | AC | 2 ms | 512 KB |
2_038.txt | AC | 1 ms | 512 KB |
2_039.txt | AC | 2 ms | 512 KB |
2_040.txt | AC | 16 ms | 512 KB |
2_041.txt | AC | 38 ms | 384 KB |
2_042.txt | AC | 67 ms | 512 KB |
2_043.txt | AC | 41 ms | 512 KB |
2_044.txt | AC | 36 ms | 384 KB |
2_045.txt | AC | 14 ms | 384 KB |
2_046.txt | AC | 44 ms | 384 KB |
2_047.txt | AC | 70 ms | 512 KB |
2_048.txt | AC | 90 ms | 512 KB |
2_049.txt | AC | 77 ms | 512 KB |
2_050.txt | AC | 69 ms | 512 KB |