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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #621112 | #6408. Classical Counting Problem | ciuim | AC ✓ | 465ms | 13044kb | C++14 | 2.5kb | 2024-10-08 09:21:23 | 2024-10-08 09:21:23 |
Judging History
answer
bool M1;
#define look_memory cerr<<abs(&M2-&M1)/1024.0/1024<<" MB\n"
#define look_time cerr<<(clock()-Time)*1.0/CLOCKS_PER_SEC<<'\n'
#include <cstdio>
#include <cmath>
#include <iomanip>
#include <iostream>
#include <cstring>
#include <array>
#include <algorithm>
#include <queue>
#include <vector>
#include <bitset>
#include <ctime>
#include <cstdlib>
#include <random>
#include <set>
#include <ctime>
#include <map>
#include <stack>
#include <unordered_map>
#include <assert.h>
#define i128 __int128
#define ll long long
#define uint unsigned
#define ull unsigned long long
#define ld long double
#define fo(a,b,c) for(ll a=b;a<=c;++a)
#define re(a,b,c) for(ll a=b;a>=c;--a)
#define pii pair<ll,ll>
#define pdd pair<db,db>
#define fi first
#define pb push_back
#define se second
#define ite set<pii> ::iterator
#define vite vector<ll> ::iterator
using namespace std;
const ll mod=998244353;
inline ll gi()
{
ll x = 0, f = 1;
char ch = getchar();
while(ch < '0' || ch > '9')
{
if (ch == '-')
f = -1;
ch = getchar();
}
while(ch >= '0' && ch <= '9')
{
x = (x<<1) + (x<<3) + (ch^48);
ch = getchar();
}
return x * f;
}
ll _=1;
const ll inf=2e17+5,iinf=5e9;
const ll N=105;
ll dp[N][N*N],n,m,v,a[N];
void add(ll &x,ll y)
{
if((x+=y)>=mod) x-=mod;
}
void ins(ll x)
{
re(i,n,1)
{
fo(j,0,10000)
{
if(j>=x) add(dp[i][j],dp[i-1][j-x]);
}
}
}
void del(ll x)
{
fo(i,1,n)
{
fo(j,0,10000)
{
if(j>=x) add(dp[i][j],mod-dp[i-1][j-x]);
}
}
}
ll wk1()
{
ll ans=0;
memset(dp,0,sizeof(dp));
dp[0][0]=1;
ll l=n-1;
re(r,n,1)
{
if(r!=n) del(a[r]);
while(a[r]-a[l]<=m&&l>=1)
{
ins(a[l]);
l--;
}
fo(sz,max(0ll,v-(n-r)),n)
{
fo(s,max(0ll,sz*a[r]-v*m),10000)
{
add(ans,dp[sz][s]);
}
}
// cout<<"TEST "<<r<<" "<<ans<<'\n';
}
return ans;
}
ll wk2()
{
ll ans=0;
memset(dp,0,sizeof(dp));
dp[0][0]=1;
ll r=2;
fo(l,1,n)
{
if(l!=1) del(a[l]);
while(a[r]-a[l]<=m&&r<=n)
{
ins(a[r]);
r++;
}
fo(sz,max(0ll,n+1-v-(l-1)),n)
{
fo(s,0,min(10000ll,(n-v)*m+sz*a[l]))
{
add(ans,dp[sz][s]);
}
}
}
return ans;
}
void sol()
{
n=gi(),m=gi(),v=gi();
fo(i,1,n) a[i]=gi();
sort(a+1,a+1+n);
ll ans=wk1();
// cout<<ans<<'\n';
add(ans,wk2());
// cout<<ans;
ans++;
ans%=mod;
cout<<ans;
}
bool M2;
int main()
{
int Time=clock();
look_memory;
_=gi();
while(_--)
{
sol();
printf("\n");
}
look_time;
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 13ms
memory: 13004kb
input:
6 3 1 2 1 2 3 3 2 1 1 2 3 10 1 1 0 0 0 0 0 0 0 0 0 0 6 1 2 2 1 1 3 0 2 6 1 5 2 1 1 3 0 2 10 4 8 7 2 3 6 1 6 5 4 6 5
output:
5 6 1023 23 19 240
result:
ok 6 numbers
Test #2:
score: 0
Accepted
time: 34ms
memory: 13008kb
input:
50 2 62 1 67 58 2 23 1 7 39 2 60 1 53 9 2 29 1 3 68 2 52 1 43 76 2 79 1 48 91 2 85 1 18 11 2 34 1 19 24 2 42 1 77 44 2 54 1 80 49 2 90 1 61 55 2 24 1 51 72 2 8 1 9 8 2 83 1 91 0 2 33 1 27 27 2 30 1 8 99 2 52 1 34 87 2 51 1 13 47 2 16 1 0 27 2 63 1 53 76 2 25 1 82 36 2 42 1 53 54 2 12 1 38 70 2 2 1 6...
output:
3 2 3 2 3 3 3 3 3 3 3 3 3 2 3 2 2 3 2 3 2 3 2 2 2 3 3 2 3 3 3 2 2 2 3 3 3 2 3 2 3 3 3 3 3 3 3 3 3 3
result:
ok 50 numbers
Test #3:
score: 0
Accepted
time: 34ms
memory: 13008kb
input:
40 2 20 1 36 90 4 4 3 38 52 64 63 2 89 1 46 65 2 2 1 83 1 3 17 2 19 20 10 2 61 1 33 17 2 91 1 92 59 2 98 1 4 35 2 30 1 66 51 2 4 1 44 16 2 46 1 80 99 3 11 2 80 59 29 3 91 1 80 43 81 2 93 1 74 57 2 78 1 30 77 3 84 1 70 12 29 2 74 1 88 78 3 58 1 22 100 13 3 40 2 79 18 84 4 99 1 32 73 81 73 2 57 1 83 3...
output:
2 5 3 2 6 3 3 3 3 2 3 3 7 3 3 6 3 4 4 15 3 7 2 4 5 2 3 3 2 2 7 3 2 3 3 15 3 3 2 7
result:
ok 40 numbers
Test #4:
score: 0
Accepted
time: 33ms
memory: 12940kb
input:
30 3 82 1 18 19 77 4 22 1 63 42 11 42 2 60 1 25 90 3 87 2 21 47 5 2 50 1 88 81 4 71 1 63 29 19 68 6 69 3 13 4 71 96 73 39 3 83 2 29 88 28 2 56 1 84 20 2 43 1 8 29 2 48 1 43 9 3 88 1 12 88 58 6 42 4 16 33 47 70 66 42 7 71 1 95 96 18 92 9 20 4 3 11 1 64 46 83 2 7 1 72 49 2 35 1 15 24 3 50 2 82 22 48 4...
output:
6 7 2 7 3 12 39 7 2 3 3 6 38 22 3 2 3 5 6 7 7 3 18 2 55 3 4 3 7 7
result:
ok 30 numbers
Test #5:
score: 0
Accepted
time: 37ms
memory: 12976kb
input:
20 7 41 6 9 17 92 61 58 10 96 2 97 1 84 29 2 83 1 52 65 4 28 3 28 81 53 74 9 69 5 10 80 90 1 91 21 81 96 60 3 66 1 21 9 24 7 88 6 34 21 5 100 51 68 88 2 49 1 62 7 2 6 1 10 1 6 21 1 54 0 16 8 61 16 3 22 2 10 13 75 5 20 1 77 4 16 16 38 5 26 4 31 14 85 69 20 3 31 2 36 58 78 11 39 6 47 7 79 15 34 99 29 ...
output:
20 3 3 8 91 7 43 2 2 15 4 9 10 5 117 3 82 15 545 7
result:
ok 20 numbers
Test #6:
score: 0
Accepted
time: 101ms
memory: 12888kb
input:
10 6 32 4 3 64 60 50 71 92 5 17 3 34 22 90 94 35 46 34 44 33 32 55 85 54 4 8 56 87 90 86 88 6 76 12 76 31 80 58 70 99 92 13 59 82 20 25 97 29 64 16 39 57 40 19 17 48 86 6 60 89 99 71 83 95 6 3 62 1 60 0 96 11 85 7 79 92 34 24 79 36 75 89 78 60 5 3 91 2 55 18 29 12 41 5 75 4 81 73 71 93 50 10 43 55 6...
output:
24 10 85407 5 1426 7 647 2 6 19
result:
ok 10 numbers
Test #7:
score: 0
Accepted
time: 118ms
memory: 12992kb
input:
5 40 23 31 75 10 19 30 90 96 40 84 96 20 44 61 24 46 39 56 1 73 54 83 85 3 13 14 45 46 39 99 91 99 48 89 28 75 62 5 24 51 61 11 16 62 2 96 5 95 8 67 28 36 20 20 48 89 64 11 50 56 38 15 53 7 43 10 69 97 98 99 38 88 78 74 57 69 0 78 61 27 67 6 74 37 76 8 74 42 76 6 68 94 49 55 10 28 35 25 17 41 65 85 ...
output:
26111 2098 2839 2739716 3
result:
ok 5 number(s): "26111 2098 2839 2739716 3"
Test #8:
score: 0
Accepted
time: 126ms
memory: 13044kb
input:
4 17 100 14 65 87 80 62 80 85 47 14 13 23 91 39 5 82 59 28 46 14 83 8 46 14 88 24 70 57 14 6 63 18 98 68 20 10 40 94 16 91 33 82 64 50 16 2 64 39 76 75 35 20 0 53 14 74 2 44 83 51 67 97 93 61 77 56 12 29 95 77 7 78 46 85 76 76 38 22 94 29 3 5 27 14 12 21 45 42 2 41 92 27 54 46 15 73 38 99 68 96 79 1...
output:
40145 8703 880766959 64
result:
ok 4 number(s): "40145 8703 880766959 64"
Test #9:
score: 0
Accepted
time: 222ms
memory: 12944kb
input:
3 64 81 26 6 35 9 39 70 29 91 9 54 21 83 73 10 93 96 40 50 92 88 87 71 70 22 45 4 23 18 10 88 71 73 5 49 67 12 28 8 61 73 19 27 89 64 65 94 93 87 61 40 4 37 66 72 100 54 33 80 40 26 46 85 59 1 50 26 6 12 56 37 5 5 3 67 52 53 77 55 39 89 86 55 78 34 83 78 75 51 9 43 2 18 86 14 10 89 1 10 41 16 63 14 ...
output:
923730397 139 230
result:
ok 3 number(s): "923730397 139 230"
Test #10:
score: 0
Accepted
time: 207ms
memory: 13012kb
input:
2 56 3 30 67 80 38 54 30 78 45 29 61 28 97 77 43 38 37 75 54 84 81 32 16 63 2 90 34 95 54 88 2 44 23 37 87 20 78 71 66 4 21 52 99 15 94 4 66 37 41 100 88 26 76 10 16 36 32 63 44 49 2 24 0 0 33 9 3 41 39 91 46 13 12 43 11 68 28 0 31 16 73 21 22 72 53 79 65 92 80 26 62 93 97 48 90 77 11 4 54 19 21 89 ...
output:
267 343867
result:
ok 2 number(s): "267 343867"
Test #11:
score: 0
Accepted
time: 453ms
memory: 12880kb
input:
1 100 97 9 57 74 56 14 12 8 50 94 81 32 50 70 75 66 44 40 51 71 90 59 66 8 81 31 36 7 81 44 53 85 43 45 49 37 63 56 71 20 81 83 71 51 3 78 47 28 13 41 50 32 23 82 52 32 1 83 63 7 97 78 6 71 88 2 98 14 29 83 74 71 81 96 89 30 48 5 64 74 63 74 96 12 2 36 26 75 7 44 66 93 82 31 13 86 5 96 8 10 71 70
output:
421427517
result:
ok 1 number(s): "421427517"
Test #12:
score: 0
Accepted
time: 427ms
memory: 13004kb
input:
1 100 21 58 67 6 11 89 1 59 8 18 80 33 58 27 5 65 73 17 35 15 31 81 18 12 56 9 49 72 74 74 98 25 68 96 10 75 22 48 43 50 9 38 13 38 82 21 37 66 21 86 83 89 0 73 84 39 77 30 66 26 25 89 14 22 71 75 51 70 41 43 12 70 4 25 20 71 62 1 47 79 66 87 87 95 74 63 97 21 83 28 52 90 90 44 34 55 67 69 90 20 62 66
output:
879050745
result:
ok 1 number(s): "879050745"
Test #13:
score: 0
Accepted
time: 446ms
memory: 12876kb
input:
1 100 49 5 41 64 55 30 13 20 100 9 12 45 33 28 25 64 81 71 19 36 83 14 72 16 99 44 95 12 23 3 18 89 49 80 15 23 59 7 16 79 13 61 67 57 60 31 94 3 86 54 80 0 99 74 47 80 64 78 23 56 64 78 55 85 75 59 61 57 53 38 72 70 61 76 7 77 52 30 41 28 1 55 9 77 33 79 56 67 92 46 6 20 29 13 88 47 5 9 83 86 75 19
output:
778551245
result:
ok 1 number(s): "778551245"
Test #14:
score: 0
Accepted
time: 453ms
memory: 13012kb
input:
1 100 73 50 62 54 10 15 91 71 92 68 12 56 77 86 56 74 77 82 71 91 57 48 24 88 41 90 40 8 50 33 96 97 74 30 77 28 52 100 90 98 75 6 53 44 26 75 84 74 94 99 45 80 42 75 10 87 75 93 59 18 24 21 31 47 46 31 70 34 76 33 10 36 51 60 95 51 99 25 25 78 14 57 100 92 72 95 25 81 0 97 94 50 80 48 8 38 77 39 97...
output:
966167597
result:
ok 1 number(s): "966167597"
Test #15:
score: 0
Accepted
time: 465ms
memory: 13008kb
input:
1 100 97 8 72 76 65 90 46 54 39 59 11 35 74 88 76 73 6 35 55 68 99 71 66 93 16 69 54 73 100 31 74 26 66 81 37 9 44 24 95 60 47 29 6 41 4 96 40 44 69 66 78 70 40 99 74 94 51 73 51 37 64 10 72 42 17 71 23 22 88 39 71 24 7 11 83 24 78 21 8 16 50 92 23 74 43 89 85 59 87 3 81 48 87 50 29 7 37 13 21 93 90...
output:
578242220
result:
ok 1 number(s): "578242220"
Test #16:
score: 0
Accepted
time: 418ms
memory: 13044kb
input:
1 100 21 50 24 66 9 30 59 72 31 84 0 36 49 78 96 72 13 45 7 23 39 36 87 75 92 36 100 13 93 61 62 68 47 32 31 48 37 95 35 89 8 86 82 61 83 39 30 49 77 78 76 49 84 67 4 34 27 20 76 0 92 21 80 71 32 22 33 9 10 67 9 24 53 74 13 98 57 50 35 33 52 59 13 23 3 37 44 5 63 20 35 89 27 19 39 31 8 87 2 91 3 44
output:
474759161
result:
ok 1 number(s): "474759161"
Test #17:
score: 0
Accepted
time: 391ms
memory: 12956kb
input:
1 100 49 99 34 100 64 15 47 22 90 75 100 47 25 79 26 3 43 99 2 68 24 70 39 79 34 82 45 10 87 80 6 98 4 15 3 64 63 87 97 40 80 30 35 47 49 17 54 19 85 79 29 60 61 90 24 30 70 67 44 63 30 43 20 66 3 95 43 98 22 62 81 91 9 57 0 3 71 46 18 83 99 72 36 48 42 20 14 18 39 38 22 87 67 21 60 0 70 95 84 0 95 40
output:
3181458
result:
ok 1 number(s): "3181458"
Test #18:
score: 0
Accepted
time: 449ms
memory: 13044kb
input:
1 100 73 46 54 89 87 57 92 73 49 33 32 59 33 36 46 2 50 8 87 56 65 60 13 50 77 28 58 40 69 10 95 39 97 66 65 34 56 46 2 70 52 54 89 67 27 60 77 90 49 90 95 6 59 59 88 70 46 14 69 82 58 55 61 17 76 67 53 86 34 57 8 22 99 8 89 45 62 75 1 21 33 6 16 30 13 47 74 98 47 56 88 49 85 56 49 60 41 69 76 66 86...
output:
353900212
result:
ok 1 number(s): "353900212"
Test #19:
score: 0
Accepted
time: 435ms
memory: 13012kb
input:
1 100 98 91 64 11 31 31 37 23 40 57 32 38 8 38 77 12 47 30 38 10 39 94 67 54 63 74 36 15 62 7 72 69 22 50 58 50 48 38 75 99 46 99 64 86 27 71 0 95 57 91 60 29 2 82 51 78 33 95 61 11 63 66 36 80 80 51 6 40 24 52 79 90 22 60 8 51 41 3 96 71 69 75 6 45 74 63 0 11 23 73 75 47 24 25 70 95 12 42 57 42 99 45
output:
991832540
result:
ok 1 number(s): "991832540"
Test #20:
score: 0
Accepted
time: 435ms
memory: 12936kb
input:
1 100 64 65 80 91 56 8 83 44 39 75 86 39 83 29 32 56 6 44 84 43 6 19 97 94 20 48 69 59 15 79 30 89 98 63 87 95 49 50 53 19 70 16 47 93 78 67 100 59 51 81 82 61 5 62 96 89 33 40 38 19 78 8 7 38 77 55 31 78 27 3 53 20 63 95 38 93 72 12 41 59 38 96 68 47 17 81 14 56 54 83 40 75 9 7 96 55 77 51 48 25 1 78
output:
267899508
result:
ok 1 number(s): "267899508"
Test #21:
score: 0
Accepted
time: 397ms
memory: 12876kb
input:
1 100 100 99 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100...
output:
436278057
result:
ok 1 number(s): "436278057"
Test #22:
score: 0
Accepted
time: 382ms
memory: 12872kb
input:
1 100 1 99 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 1...
output:
131961966
result:
ok 1 number(s): "131961966"
Test #23:
score: 0
Accepted
time: 439ms
memory: 13012kb
input:
1 100 100 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 ...
output:
436278057
result:
ok 1 number(s): "436278057"
Test #24:
score: 0
Accepted
time: 410ms
memory: 12872kb
input:
1 100 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 10...
output:
131961966
result:
ok 1 number(s): "131961966"
Test #25:
score: 0
Accepted
time: 418ms
memory: 13008kb
input:
1 100 100 99 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100...
output:
882499717
result:
ok 1 number(s): "882499717"
Test #26:
score: 0
Accepted
time: 412ms
memory: 12888kb
input:
1 100 1 99 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 1...
output:
882499717
result:
ok 1 number(s): "882499717"
Test #27:
score: 0
Accepted
time: 417ms
memory: 12932kb
input:
1 100 100 1 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 ...
output:
882499717
result:
ok 1 number(s): "882499717"
Test #28:
score: 0
Accepted
time: 399ms
memory: 12984kb
input:
1 100 1 1 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 10...
output:
882499717
result:
ok 1 number(s): "882499717"