Submission #1443274
Source Code Expand
#include<iostream> #include<cstdio> #include<algorithm> #include<memory.h> using namespace std; int a,b,c,i,j,k[5009],sum[5009],ans=0; bool solve(int x){ memset(sum,0,sizeof(sum)); sum[0]=1; for(i=1;i<=a;i++) if(i!=x){ for(j=b;j>=0;j--){ if(sum[j] && j+k[i]<=b){ sum[j+k[i]]=1; } } } // for(j=0;j<b;j++){ // cout<<sum[j]<<' '; // }cout<<endl; for(j=max(0,b-k[x]);j<b;j++){ if(sum[j]==1){ return 0; } } return 1; } int main(){ cin>>a>>b; int c=0; for(i=1;i<=a;i++){ cin>>k[i]; c+=k[i]; } if(c<b){ cout<<a; return 0; } sort(k+1,k+a+1); // i=a; while(k[i]>b){ a--; } int l,r; l=1;r=a; int m; // for(i=1;i<=a;i++){ // cout<<k[i]<<' '; // }cout<<endl; while(l<=r){ m=(l+r)/2;//cout<<m<<endl; if(solve(m)){ ans=max(ans,m); l=m+1; }else{ r=m-1; } } cout<<ans<<endl; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | kk2048 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 894 Byte |
Status | WA |
Exec Time | 295 ms |
Memory | 384 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | 0 / 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 | 1 ms | 256 KB |
1_010.txt | AC | 2 ms | 256 KB |
1_011.txt | AC | 1 ms | 256 KB |
1_012.txt | AC | 2 ms | 256 KB |
1_013.txt | AC | 1 ms | 256 KB |
1_014.txt | AC | 1 ms | 256 KB |
1_015.txt | AC | 3 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 | 2 ms | 256 KB |
1_020.txt | AC | 1 ms | 256 KB |
1_021.txt | AC | 2 ms | 256 KB |
1_022.txt | WA | 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 | 248 ms | 256 KB |
2_030.txt | AC | 2 ms | 256 KB |
2_031.txt | AC | 200 ms | 256 KB |
2_032.txt | AC | 4 ms | 256 KB |
2_033.txt | AC | 199 ms | 256 KB |
2_034.txt | AC | 3 ms | 256 KB |
2_035.txt | AC | 3 ms | 256 KB |
2_036.txt | AC | 295 ms | 256 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 | 254 ms | 256 KB |
2_041.txt | AC | 157 ms | 256 KB |
2_042.txt | AC | 237 ms | 256 KB |
2_043.txt | AC | 123 ms | 384 KB |
2_044.txt | WA | 3 ms | 256 KB |
2_045.txt | WA | 2 ms | 256 KB |
2_046.txt | AC | 148 ms | 256 KB |
2_047.txt | AC | 204 ms | 256 KB |
2_048.txt | AC | 261 ms | 256 KB |
2_049.txt | AC | 266 ms | 256 KB |
2_050.txt | AC | 270 ms | 256 KB |