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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#255187#6433. Klee in Solitary ConfinementSatsuki#WA 8ms52724kbC++171013b2023-11-18 15:02:122023-11-18 15:02:12

Judging History

你现在查看的是最新测评结果

  • [2023-11-18 15:02:12]
  • 评测
  • 测评结果:WA
  • 用时:8ms
  • 内存:52724kb
  • [2023-11-18 15:02:12]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
set<int>st;
map<int,int>mp;
vector<int>stk[2000000];
int siz[2000000];
int ai[2000000];
int n,k,idx,ans;
void solve(){
    idx=0;ans=0;
    for(int i=1;i<=n*2;i++)
    stk[i].clear(),siz[i]=0;
    st.clear();mp.clear();
    scanf("%d%d",&n,&k);
    for(int i=1;i<=n;i++){
        int a;scanf("%d",&a);
        ai[i]=a;st.insert(a);
        st.insert(a+k);
    }
    for(int i:st)mp[i]=++idx;
    for(int i=1;i<=n;i++){
        int a=ai[i];
        siz[mp[a]]++;
        stk[mp[a]].push_back(-1);
        stk[mp[a+k]].push_back(1);
    }
    for(int i=1;i<=idx;i++){
        int minn=0,res=0,now=0;
        for(int j:stk[i]){
            now+=j;
            res=max(res,now-minn);
            minn=min(minn,now);
        }
        // printf("%d %d %d\n",i,res,siz[i]);
        ans=max(res+siz[i],ans);
    }
    printf("%d\n",ans);
}
int main(){
    // int t;scanf("%d",&t);
    // for(int i=1;i<=t;i++)
    solve();return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 7ms
memory: 51420kb

input:

5 2
2 2 4 4 4

output:

5

result:

ok 1 number(s): "5"

Test #2:

score: 0
Accepted
time: 7ms
memory: 52672kb

input:

7 1
3 2 3 2 2 2 3

output:

6

result:

ok 1 number(s): "6"

Test #3:

score: 0
Accepted
time: 8ms
memory: 51532kb

input:

7 1
2 3 2 3 2 3 3

output:

5

result:

ok 1 number(s): "5"

Test #4:

score: 0
Accepted
time: 0ms
memory: 51212kb

input:

9 -100
-1 -2 1 2 -1 -2 1 -2 1

output:

3

result:

ok 1 number(s): "3"

Test #5:

score: 0
Accepted
time: 0ms
memory: 50736kb

input:

200 121649
0 527189 -1000000 -306471 -998939 527189 -1000000 -1000000 0 527189 0 527189 0 527189 -306471 -998939 -306471 -306471 -306471 0 0 527189 527189 1000000 527189 -1000000 1000000 648838 -1000000 -998939 -998939 -998939 0 1000000 -1000000 -998939 527189 1000000 648838 -1000000 1000000 648838 ...

output:

37

result:

ok 1 number(s): "37"

Test #6:

score: 0
Accepted
time: 7ms
memory: 52724kb

input:

200 -454379
-385892 454379 -1000000 373644 -665078 -1000000 -1000000 454379 0 1000000 373644 -1000000 1000000 -385892 -1000000 373644 0 -665078 0 -665078 -1000000 -665078 -385892 -665078 -385892 454379 -665078 -385892 -1000000 454379 1000000 -385892 373644 454379 -1000000 -385892 -1000000 -385892 -1...

output:

40

result:

ok 1 number(s): "40"

Test #7:

score: -100
Wrong Answer
time: 3ms
memory: 52432kb

input:

200 0
451272 -1000000 677452 677452 0 18908 451272 677452 -233144 677452 451272 18908 -1000000 18908 -1000000 0 451272 0 -233144 677452 1000000 451272 1000000 18908 -1000000 0 -233144 451272 1000000 18908 677452 0 677452 0 677452 1000000 -233144 18908 451272 -1000000 -233144 18908 1000000 0 0 -23314...

output:

36

result:

wrong answer 1st numbers differ - expected: '35', found: '36'