Submission #1443055
Source Code Expand
#include <iostream> #include <cstring> #include <cstdio> #include <cstdlib> #include <algorithm> #include <string> #include <cmath> #include <queue> using namespace std; int n,k; const int N=5001; int x[N],tmp[N]; bool f[N][N]; bool check(int d) { if(x[d]>=k) return true; int i,j,cnt=0; memset(tmp,0,sizeof(tmp)); memset(f,false,sizeof(f)); for(i=1;i<=n;i++) if(i!=d) tmp[++cnt]=x[i]; f[1][0]=true; if(tmp[1]<=k) f[1][tmp[1]]=true; for(i=2;i<=n-1;i++) for(j=0;j<=k;j++) if(j-tmp[i]>=0) f[i][j]=f[i-1][j-tmp[i]]; else f[i][j]=f[i-1][j]; for(i=k-x[d];i<k;i++) if(f[n-1][i]) return true; return false; } int main() { int i,j,l,r; cin>>n>>k; for(i=1;i<=n;i++) scanf("%d",&x[i]); sort(x+1,x+n+1); l=1,r=n; while(l<=r) { int mid=(l+r)/2; if(!check(mid)) l=mid+1; else r=mid-1; } cout<<r; /* cout<<check(1); //cout<<f[5][16]<<' '<<f[5][19]; for(i=1;i<=n;i++) for(j=0;j<=k;j++) if(f[i][j]) cout<<i<<' '<<j<<endl;*/ return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | shanyuqiang |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1249 Byte |
Status | AC |
Exec Time | 248 ms |
Memory | 24704 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:41:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&x[i]); ^
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 | 10 ms | 24704 KB |
0_001.txt | AC | 13 ms | 24704 KB |
0_002.txt | AC | 13 ms | 24704 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 | 14 ms | 24704 KB |
1_007.txt | AC | 12 ms | 24704 KB |
1_008.txt | AC | 23 ms | 24704 KB |
1_009.txt | AC | 26 ms | 24704 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 | 23 ms | 24704 KB |
1_016.txt | AC | 14 ms | 24704 KB |
1_017.txt | AC | 13 ms | 24704 KB |
1_018.txt | AC | 14 ms | 24704 KB |
1_019.txt | AC | 13 ms | 24704 KB |
1_020.txt | AC | 24 ms | 24704 KB |
1_021.txt | AC | 24 ms | 24704 KB |
1_022.txt | AC | 21 ms | 24704 KB |
1_023.txt | AC | 20 ms | 24704 KB |
1_024.txt | AC | 15 ms | 24704 KB |
1_025.txt | AC | 20 ms | 24704 KB |
2_026.txt | AC | 1 ms | 256 KB |
2_027.txt | AC | 15 ms | 24704 KB |
2_028.txt | AC | 15 ms | 24704 KB |
2_029.txt | AC | 229 ms | 24704 KB |
2_030.txt | AC | 248 ms | 24704 KB |
2_031.txt | AC | 2 ms | 256 KB |
2_032.txt | AC | 2 ms | 256 KB |
2_033.txt | AC | 2 ms | 256 KB |
2_034.txt | AC | 2 ms | 256 KB |
2_035.txt | AC | 2 ms | 256 KB |
2_036.txt | AC | 230 ms | 24704 KB |
2_037.txt | AC | 15 ms | 24704 KB |
2_038.txt | AC | 13 ms | 24704 KB |
2_039.txt | AC | 14 ms | 24704 KB |
2_040.txt | AC | 53 ms | 24704 KB |
2_041.txt | AC | 137 ms | 24704 KB |
2_042.txt | AC | 190 ms | 24704 KB |
2_043.txt | AC | 114 ms | 24704 KB |
2_044.txt | AC | 136 ms | 24704 KB |
2_045.txt | AC | 77 ms | 24704 KB |
2_046.txt | AC | 98 ms | 24704 KB |
2_047.txt | AC | 50 ms | 24704 KB |
2_048.txt | AC | 152 ms | 24704 KB |
2_049.txt | AC | 115 ms | 24704 KB |
2_050.txt | AC | 134 ms | 24704 KB |