Submission #1176461
Source Code Expand
#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,int> plli;
typedef pair<int,pii> pipii;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<pii> vpii;
#define rep(i,n) for (int i=0;i<(n);i++)
#define rep2(i,a,b) for (int i=(a);i<(b);i++)
#define rrep(i,n) for (int i=(n);i>=0;i--)
#define rrep2(i,a,b) for (int i=(a);i>b;i--)
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define all(a) (a).begin(),(a).end()
const int mod = 1e9 + 7;
const ll INF = 1<<30;
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
int n,k;
signed main(){
scanf("%d%d",&n,&k);
vi a(n);
rep(i,n) scanf("%d",&a[i]);
vvi ldp(n,vi(k,0));
vvi rdp(n,vi(k,0));
rep(i,n){
ldp[i][0]=1;rdp[i][0]=1;
if (a[i]<k) ldp[i][a[i]]=1;
if (a[n-1-i]<k) rdp[i][a[n-1-i]]=1;
}
rep2(i,1,n)rep(j,k){
if (j-a[i]>=0) ldp[i][j]|=ldp[i-1][j-a[i]]|ldp[i-1][j];
else ldp[i][j]|=ldp[i-1][j];
if (j-a[n-1-i]>=0) rdp[i][j]|=rdp[i-1][j-a[n-1-i]]|rdp[i-1][j];
else rdp[i][j]|=rdp[i-1][j];
}
rep(i,n)rep2(j,1,k){
rdp[i][j]+=rdp[i][j-1];
}
int cnt=0;
int lnum=0;
rep(i,n){
if (k-a[i]<=0){
cnt+=1;
continue;
}
rep(j,k){
if (i==0) lnum=0;
else if (i==n-1){
if (ldp[i-1][j] && a[i]+j>=k){
cnt+=1;
break;
}
continue;
}
else{
if (ldp[i-1][j]) lnum=j;
else continue;
}
if (k-a[i]-lnum<=0){
cnt+=1;
break;
}
if (rdp[n-2-i][k-1-lnum]-rdp[n-2-i][k-a[i]-lnum-1]){
cnt+=1;
break;
}
}
}
cout << n-cnt << endl;
}
Submission Info
Submission Time
2017-03-22 19:24:30+0900
Task
D - No Need
User
roto_37
Language
C++14 (GCC 5.4.1)
Score
300
Code Size
2108 Byte
Status
MLE
Exec Time
345 ms
Memory
391296 KB
Compile Error
./Main.cpp: In function ‘int main()’:
./Main.cpp:33:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
scanf("%d%d",&n,&k);
^
./Main.cpp:33:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=]
./Main.cpp:35:30: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type* {aka long long int*}’ [-Wformat=]
rep(i,n) scanf("%d",&a[i]);
^
./Main.cpp:33:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d",&n,&k);
^
./Main.cpp:35:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
rep(i,n) scanf("%d",&a[i]);
^
Judge Result
Set Name
Sample
Subtask
All
Score / Max Score
0 / 0
300 / 300
0 / 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
384 KB
1_007.txt
AC
1 ms
384 KB
1_008.txt
AC
3 ms
2816 KB
1_009.txt
AC
4 ms
2816 KB
1_010.txt
AC
3 ms
2816 KB
1_011.txt
AC
1 ms
256 KB
1_012.txt
AC
3 ms
2816 KB
1_013.txt
AC
1 ms
256 KB
1_014.txt
AC
1 ms
256 KB
1_015.txt
AC
3 ms
2816 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
1920 KB
1_020.txt
AC
1 ms
256 KB
1_021.txt
AC
2 ms
1408 KB
1_022.txt
AC
2 ms
768 KB
1_023.txt
AC
1 ms
384 KB
1_024.txt
AC
2 ms
1536 KB
1_025.txt
AC
3 ms
2048 KB
2_026.txt
AC
1 ms
384 KB
2_027.txt
AC
1 ms
512 KB
2_028.txt
AC
1 ms
512 KB
2_029.txt
MLE
329 ms
391296 KB
2_030.txt
MLE
345 ms
391296 KB
2_031.txt
MLE
292 ms
391296 KB
2_032.txt
AC
3 ms
896 KB
2_033.txt
MLE
290 ms
391296 KB
2_034.txt
AC
2 ms
768 KB
2_035.txt
AC
2 ms
768 KB
2_036.txt
MLE
296 ms
391296 KB
2_037.txt
AC
2 ms
1024 KB
2_038.txt
AC
2 ms
1152 KB
2_039.txt
AC
2 ms
1152 KB
2_040.txt
MLE
243 ms
320768 KB
2_041.txt
AC
158 ms
204544 KB
2_042.txt
MLE
239 ms
312832 KB
2_043.txt
AC
146 ms
189952 KB
2_044.txt
AC
163 ms
210560 KB
2_045.txt
AC
81 ms
103808 KB
2_046.txt
AC
161 ms
193920 KB
2_047.txt
MLE
243 ms
296448 KB
2_048.txt
MLE
313 ms
383488 KB
2_049.txt
MLE
306 ms
383488 KB
2_050.txt
MLE
303 ms
383488 KB