QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#702084#7622. Yet Another CoffeeArkhellWA 1ms9924kbC++142.1kb2024-11-02 15:15:592024-11-02 15:16:00

Judging History

你现在查看的是最新测评结果

  • [2024-11-02 15:16:00]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:9924kb
  • [2024-11-02 15:15:59]
  • 提交

answer

#include<bits/stdc++.h>
#define int long long 
using namespace std;
const int N=2e5+1;
int a[N];
struct Node{
    int r;
    int x;
}node[N];
bool cmp(Node a,Node b){
    return a.r<b.r;
}
int pre[N];
int ans[N];
int flag[N];
int n,m;
void solve(){
    cin>>n>>m;
    int suma=0;
    priority_queue<pair<int,int>>q;
    for(int i=1;i<=n;i++){
        cin>>a[i];
        if(i>=2){
            q.push({a[i],i});
        }
        suma+=a[i];
        flag[i]=0;
    }
    int sum=0;
    for(int i=1;i<=m;i++){
        cin>>node[i].r>>node[i].x;
        sum+=node[i].x;
    }
    sort(node+1,node+1+m,cmp);
    int l=1;
    for(int i=1;i<=n;i++){
        while(i>node[l].r&&l<=m){
            sum-=node[l].x;
            l++;
        }
        pre[i]=sum;
    }
    int nxt=2;
    int fir=1;
    ans[n]=suma-pre[1];
    for(int i=n-1;i>=2;i--){
        int tmp=ans[i+1];
        int tmpa=tmp+pre[fir]-a[fir]-pre[nxt];
        while(q.size()>0&&flag[q.top().second]){
            q.pop();
        }
        int tmpb=1e18;
        if(q.size()>0){
            tmpb=tmp-q.top().first;     
        }
        ans[i]=min(tmpa,tmpb);
        if(tmpa<tmpb){
            flag[fir]=1;
            fir=nxt;
            flag[fir]=1;
            for(int j=nxt+1;j<=n;j++){
                if(flag[j]==0){
                    nxt=j;
                    break;
                }
                nxt=n+1;
            }
        }
        else{
            flag[q.top().second]=1;
            if(flag[nxt]==1){
                for(int i=nxt+1;i<=n;i++){
                    if(flag[i]==0){
                        nxt=i;
                        break;
                    }
                    nxt=n+1;
                }

            }
            q.pop();
        }
    }
    ans[1]=a[fir]-pre[fir];
    for(int i=1;i<=n;i++){
        cout<<ans[i]<<' ';
    }
    cout<<'\n';
}
signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int __;
    cin>>__;
    while(__--){
        solve();
    }
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 9924kb

input:

5
10 14
17 37 59 65 53 73 68 177 160 111
10 177
5 193
2 30
3 63
2 339
3 263
5 178
2 190
9 23
10 328
10 200
9 8
3 391
6 230
12 9
152 306 86 88 324 59 18 14 42 260 304 55
3 50
2 170
1 252
7 811
1 713
7 215
10 201
4 926
8 319
19 20
182 74 180 201 326 243 195 31 170 263 284 233 48 166 272 281 179 116 31...

output:

-2596 -2559 -2506 -2447 -2382 -2314 -2241 -2130 -1970 -1793 
-3505 -3491 -3473 -3431 -3376 -3317 -3231 -3143 -2883 -2579 -2273 -1949 
-6527 -6496 -6448 -6374 -6258 -6092 -5922 -5743 -5563 -5368 -5167 -4934 -4691 -4428 -4156 -3875 -3591 -3272 -2946 
-3219 -2987 -2572 -2140 -1707 -1238 -768 -274 243 1...

result:

ok 70 numbers

Test #2:

score: -100
Wrong Answer
time: 1ms
memory: 9680kb

input:

2
5 2
1 2 3 4 5
3 1
4 2
7 3
4 3 1 10 3 8 6
4 9
3 8
4 5

output:

-2 0 3 7 12 
-19 -18 -15 -11 -5 3 13 

result:

wrong answer 6th numbers differ - expected: '-21', found: '-19'