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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#390065#5102. Dungeon Crawler0_GB_RAM#WA 1ms3620kbC++232.4kb2024-04-15 01:45:132024-04-15 01:45:13

Judging History

你现在查看的是最新测评结果

  • [2024-04-15 01:45:13]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3620kb
  • [2024-04-15 01:45:13]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

using ll=long long;
//#define int ll
#define rep(i,a,b) for(int i=a;i<(b);++i)
#define all(x) begin(x),end(x)
#define sz(x) (int)((x).size())
using pii=pair<int,int>;
using vi=vector<int>;
#define fi first
#define se second
#define pb push_back

int t[200500];
int get(int v)
{
    v++;
    int s = 0;
    for (int i=v; i>0; i=i&(i+1), i--)
        s += t[i];
    return s;
}

void upd(int v, int x)
{
    v++;
    for (int i=v; i<200500; i|=(i+1))
        t[i] += x;
}

int n, m, s;
int gett(int v)
{
    return get((v+n+n+n)%n);
}

void upd(int l, int r, int d)
{
    if (l > r)
        return;
    for (int i=-1; i<=1; i++)
    {
        int lx = max(l+i*n, 0);
        int rx = min(r+i*n, n-1);
        if (lx <= rx)
            upd(lx, d), upd(rx+1, -d);
    }
}

void bridge(int t) {
//    for (int i=0; i<n; i++)
//        cout<<get(i)<<" ";
//    cout<<"\n";
    int x = get(t);
    int y = get((t + 1) % n);
    int d = y - x;
    upd(t, d);
    upd(t + 1, -d);
    upd((t + 1) % n, -d);
    upd((t + 1) % n + 1, d);

    swap(x, y);
    if (x < y)
    {
        if (gett(t+2) < y - 1)
            upd((t+1)%n, -1), upd((t+1)%n+1, 1);
        int r = t;
        int l = t-n;
        while (r-l>1)
        {
            int m = (l+r)/2;
            if (gett(m) - x == t - m + 1)
                r = m;
            else
                l = m;
        }
        upd(r, t-1, -1);
    }
    else
    {
        if (gett(t-1) < x - 1)
            upd(t, -1), upd(t+1, 1);
        int l = t+1;
        int r = t+n+1;
        while (r-l>1)
        {
            int m = (l+r)/2;
            if (gett(m) - y == m - (t+1) + 1)
                l = m;
            else
                r = m;
        }
        upd(t+2, l, -1);
    }
}

signed main() {
	cin.tie(0)->sync_with_stdio(0);
    cin.exceptions(cin.failbit);

    cin>>n>>m>>s;
    s--;
    vector<pair<int, int> > br;
    for (int i=0; i<m; i++)
    {
        int d, t;
        cin>>d>>t;
        t--;
        br.pb({d, t});
    }
    for (int i=0; i<n; i++)
    {
        int d = min(abs(i-s), n-abs(i-s));
        upd(i, d);
        upd(i+1, -d);
    }

    sort(br.begin(), br.end());
    reverse(br.begin(), br.end());
    for (auto [d, t] : br)
        bridge(t);
    for (int i=0; i<n; i++)
        cout<<get(i)<<"\n";
}

Details

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Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 3620kb

input:

22 5
1 2 7
2 3 5
3 4 8
3 6 6
3 7 3
2 5 6
5 8 2
8 9 11
2 10 16
1 11 12
11 12 4
11 13 9
1 14 25
14 15 4
15 16 5
15 17 6
15 18 1
15 19 8
14 20 7
20 21 9
20 22 17
1 19 9
1 9 19
1 8 9
1 9 8
2 22 11

output:

0
1
2
2
3
4
5
4
5
6
7
8
9
9
8
7
6
5
4
3
2
1

result:

wrong answer 1st lines differ - expected: '316', found: '0'