QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#443704 | #6540. Beautiful Sequence | zwh2008 | TL | 1ms | 5708kb | C++14 | 637b | 2024-06-15 16:19:43 | 2024-06-15 16:19:44 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
using ll=long long;
using pi=pair<int,int>;
#define fi first
#define se second
const int N=3e5+5;
int n,m,a[N],b[N],f[N];
void solve() {
cin>>n,m=0;
for(int i=1;i<=n;i++)cin>>a[i],b[i]=0;
sort(a+1,a+n+1);
for(int i=1;i<=n;i++)m+=a[i]!=a[i-1],b[m]++;
for(int i=0;i<=m;i++)f[i]=-2e9;
int t=0;f[0]=0;
for(int i=m-1;i;i--) {
for(int j=t;~j;j--) {
if(f[j]+m-i-1-j>=b[i])f[j+1]=max(f[j+1],f[j]-b[i]);
}t+=(f[t+1]!=-2e9);
}cout<<n-m+1+t<<'\n';
}
int main() {
ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
int tt;cin>>tt;
while(tt--)solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5708kb
input:
2 6 1 1 2 3 3 4 5 1 2 2 3 3
output:
4 4
result:
ok 2 number(s): "4 4"
Test #2:
score: 0
Accepted
time: 1ms
memory: 5648kb
input:
2 5 1 2 2 3 3 20 1 1 1 1 1 1 4 5 8 8 8 8 9 9 9 9 10 10 10 10
output:
4 17
result:
ok 2 number(s): "4 17"
Test #3:
score: 0
Accepted
time: 1ms
memory: 3560kb
input:
300 14 1 1 1 2 2 2 3 3 3 4 5 5 6 6 14 1 1 1 2 2 3 3 4 4 5 5 6 7 7 14 1 1 2 2 3 4 4 4 5 5 5 6 6 6 14 1 1 2 2 3 3 3 4 5 5 5 6 6 6 14 1 1 1 1 1 1 2 2 2 2 2 3 3 3 14 1 1 1 1 1 1 1 1 1 1 1 1 1 1 14 1 2 2 3 4 5 5 6 6 6 7 8 8 8 14 1 2 2 2 2 2 3 4 5 6 7 8 9 10 14 1 2 2 3 4 4 4 5 6 6 6 6 6 7 14 1 1 2 2 2 3 3...
output:
10 9 11 11 12 14 10 9 11 11 9 10 10 9 11 11 11 9 9 12 10 9 10 10 11 10 11 11 11 11 10 8 10 10 10 10 11 13 10 12 11 11 9 10 9 11 11 10 10 8 11 10 11 9 10 10 10 10 11 11 12 9 10 10 10 10 9 10 11 11 10 10 10 10 11 10 10 10 10 9 9 10 8 11 9 11 10 11 11 12 9 9 10 9 12 11 10 11 10 10 11 10 10 9 10 9 10 10...
result:
ok 300 numbers
Test #4:
score: 0
Accepted
time: 1ms
memory: 5704kb
input:
300 13 1 1 1 2 3 3 4 4 5 5 6 6 7 13 1 1 2 3 3 3 4 5 5 6 7 8 8 13 1 2 3 4 4 4 5 5 6 7 8 8 9 13 1 2 3 4 5 6 7 8 8 8 9 10 10 13 1 1 1 1 2 3 4 5 5 6 6 7 8 13 1 1 1 2 3 4 5 5 6 6 7 7 7 13 1 2 2 3 3 4 5 5 5 5 5 6 7 13 1 2 3 3 3 4 4 5 6 6 7 8 9 13 1 2 3 3 3 3 3 4 4 5 6 7 7 13 1 2 3 4 5 6 6 6 7 7 7 8 9 13 1...
output:
9 9 9 8 9 9 9 9 10 9 9 8 8 10 9 10 9 9 10 11 9 9 10 9 9 10 10 10 10 9 8 9 9 8 9 10 10 8 10 9 11 9 10 9 9 10 12 12 9 9 9 9 9 10 10 10 9 9 9 8 9 9 9 8 9 10 9 9 8 10 10 9 10 8 9 9 10 9 9 9 9 8 9 9 10 8 10 9 9 10 10 11 8 9 9 11 11 9 10 10 9 11 11 10 9 10 9 9 8 10 9 10 10 9 9 10 9 9 9 10 8 9 10 10 9 10 1...
result:
ok 300 numbers
Test #5:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
310 14 1 2 2 2 3 4 5 6 6 6 7 8 8 9 14 1 1 1 1 1 2 2 3 3 3 3 3 3 4 14 1 2 2 3 3 3 3 3 3 3 4 4 4 5 14 1 2 2 2 3 4 5 5 5 6 7 8 8 9 14 1 2 2 3 4 5 5 6 7 8 8 9 10 11 14 1 2 2 3 3 3 3 4 5 6 6 7 8 9 14 1 1 2 2 3 3 4 4 4 4 5 6 7 8 14 1 2 3 4 4 5 6 6 7 8 9 9 9 9 14 1 1 2 2 2 3 3 3 3 3 4 5 6 6 14 1 2 3 3 3 4 ...
output:
10 11 11 10 9 9 9 10 11 9 9 8 8 11 9 9 10 8 10 11 11 9 12 9 11 12 11 8 11 11 10 9 8 11 10 10 9 8 12 10 11 10 9 10 10 11 11 11 10 11 9 10 11 11 10 9 9 9 9 9 10 10 9 8 10 9 10 11 9 10 10 10 10 11 9 10 10 9 10 11 11 9 10 11 11 11 11 9 10 9 10 10 9 10 10 9 11 10 10 8 9 12 9 10 10 11 10 10 11 10 9 10 10 ...
result:
ok 310 numbers
Test #6:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
1000 11 1 2 3 4 5 6 6 6 7 7 7 11 1 1 2 2 2 3 3 3 3 4 5 11 1 1 1 2 3 4 5 6 7 8 9 11 1 2 3 3 3 4 5 6 6 6 7 11 1 1 2 2 2 3 3 4 4 5 5 11 1 2 2 3 4 5 5 5 5 6 6 11 1 1 1 2 3 4 4 4 4 5 6 11 1 1 1 1 2 2 3 3 4 4 5 11 1 1 2 3 3 3 3 4 4 5 6 11 1 2 2 2 2 2 3 3 3 3 4 11 1 1 2 3 3 4 4 5 6 6 7 11 1 2 2 3 3 3 3 4 4...
output:
8 8 6 8 8 8 8 8 8 9 7 8 9 7 10 9 9 8 7 8 8 7 7 8 7 8 9 9 9 7 8 8 7 8 8 8 9 9 7 8 8 7 7 8 7 8 7 7 8 8 7 8 8 9 7 6 7 8 7 8 8 8 8 9 8 8 8 9 7 8 7 6 8 8 7 8 8 8 7 8 7 7 9 9 8 8 8 9 8 9 10 7 7 7 8 8 8 9 8 8 9 8 8 9 7 7 9 9 7 9 8 8 8 8 9 10 7 8 8 8 7 9 7 7 8 7 7 8 7 7 7 7 8 9 8 8 9 8 8 9 7 7 8 8 7 8 8 8 9...
result:
ok 1000 numbers
Test #7:
score: 0
Accepted
time: 0ms
memory: 5660kb
input:
100 15 1 2 3 4 5 6 7 7 7 8 9 10 10 10 10 15 1 2 2 2 2 2 3 3 3 4 5 6 7 8 9 15 1 1 1 1 1 2 2 2 3 4 4 4 4 5 6 15 1 1 1 2 2 2 3 3 4 5 5 5 5 6 7 15 1 1 1 2 2 3 4 4 4 4 4 4 4 5 6 15 1 1 1 1 2 3 4 5 5 6 7 7 7 7 7 15 1 2 2 3 3 3 3 3 4 5 5 5 6 7 8 15 1 2 3 4 4 4 5 6 7 8 8 9 9 9 10 15 1 1 2 2 2 2 3 4 4 4 4 4 ...
output:
10 10 11 11 11 11 11 10 12 11 12 11 10 10 11 10 11 11 12 12 11 12 11 11 11 12 10 12 13 10 10 11 11 11 10 12 11 11 12 12 11 11 10 12 11 11 11 10 10 11 11 11 10 10 11 11 10 9 11 11 11 11 11 10 11 11 11 11 11 11 10 11 10 10 10 11 12 11 10 10 11 11 12 11 11 12 11 11 10 11 11 11 11 12 10 10 10 10 10 11
result:
ok 100 numbers
Test #8:
score: 0
Accepted
time: 1ms
memory: 5636kb
input:
10 100 1000000000 999999999 999999999 999999998 999999998 999999998 999999997 999999997 999999997 999999997 999999996 999999996 999999995 999999995 999999995 999999995 999999994 999999994 999999994 999999994 999999994 999999994 999999994 999999993 999999993 999999993 999999993 999999993 999999993 99...
output:
87 87 87 87 88 88 87 87 88 87
result:
ok 10 numbers
Test #9:
score: 0
Accepted
time: 1ms
memory: 5600kb
input:
2 200 1000000000 999999999 999999998 999999997 999999996 999999996 999999996 999999996 999999996 999999995 999999994 999999994 999999994 999999994 999999994 999999993 999999993 999999993 999999993 999999992 999999992 999999992 999999992 999999992 999999992 999999991 999999991 999999991 999999991 999...
output:
182 182
result:
ok 2 number(s): "182 182"
Test #10:
score: 0
Accepted
time: 1ms
memory: 5644kb
input:
1 300 1 2 3 4 5 6 6 7 8 9 9 9 10 11 12 13 13 14 15 15 16 16 16 16 16 17 18 19 19 20 20 21 21 22 22 23 24 24 25 26 26 26 26 26 27 27 27 28 28 28 28 28 29 30 31 31 32 33 34 34 34 34 35 36 36 36 37 37 38 38 38 38 38 39 40 40 40 41 42 42 43 44 45 45 46 46 47 48 49 49 49 49 50 50 51 52 53 53 53 53 54 54 ...
output:
231
result:
ok 1 number(s): "231"
Test #11:
score: 0
Accepted
time: 1ms
memory: 3632kb
input:
10 1000 1000000000 999999999 999999999 999999998 999999997 999999997 999999997 999999996 999999996 999999996 999999995 999999995 999999995 999999994 999999994 999999993 999999993 999999993 999999993 999999992 999999992 999999992 999999992 999999992 999999992 999999991 999999991 999999991 999999991 9...
output:
957 956 957 957 957 957 956 957 956 957
result:
ok 10 numbers
Test #12:
score: 0
Accepted
time: 1ms
memory: 5672kb
input:
2 2000 1000000000 999999999 999999999 999999998 999999997 999999997 999999997 999999996 999999995 999999994 999999994 999999994 999999993 999999993 999999993 999999993 999999992 999999992 999999992 999999992 999999992 999999991 999999991 999999991 999999991 999999991 999999991 999999991 999999990 99...
output:
1938 1938
result:
ok 2 number(s): "1938 1938"
Test #13:
score: 0
Accepted
time: 1ms
memory: 5668kb
input:
1 1000 1 1 2 3 3 3 3 3 3 4 5 6 6 6 6 7 8 9 10 11 11 12 12 12 13 14 14 15 16 17 17 18 18 18 19 19 19 20 21 21 22 22 23 23 23 24 25 25 25 25 25 26 27 28 28 28 28 29 30 31 32 32 33 33 34 34 34 34 35 35 36 37 37 37 37 38 38 39 39 39 40 41 41 41 42 43 44 44 45 46 46 47 47 48 49 50 50 51 51 51 52 53 54 54...
output:
736
result:
ok 1 number(s): "736"
Test #14:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
1 3000 1 2 2 2 2 3 4 4 5 5 6 6 6 6 6 7 8 8 9 10 11 11 11 11 11 12 13 14 14 14 15 15 15 16 17 17 17 18 18 19 19 20 20 21 21 22 22 23 23 23 24 25 25 25 25 25 26 26 27 27 28 28 28 29 29 29 30 30 30 31 32 33 33 33 34 34 35 36 37 37 37 37 37 38 38 38 38 39 39 40 40 40 41 42 42 43 44 44 45 46 46 46 46 46 ...
output:
2231
result:
ok 1 number(s): "2231"
Test #15:
score: -100
Time Limit Exceeded
input:
1 300000 1 2 2 3 3 3 3 4 4 4 4 5 6 7 7 7 8 8 8 8 9 10 11 11 12 13 13 13 13 14 15 15 16 17 18 19 20 21 22 23 23 24 25 26 27 27 28 28 28 29 30 31 31 31 31 31 31 32 33 34 34 34 34 35 35 35 35 36 36 37 38 39 39 39 39 39 39 39 40 41 41 42 43 43 44 44 44 45 45 46 46 47 47 48 48 49 49 49 50 51 51 52 53 54 ...