답안 #1072354

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1072354 2024-08-23T17:25:10 Z prvocislo Road Construction (JOI21_road_construction) C++17
컴파일 오류
0 ms 0 KB
 #include <bits/stdc++.h>typedef long long ll;using namespace std; struct bod { ll x, y; };bool cmpy(bod a, bod b) { return a.y < b.y; }struct sgt2d{    int n;    vector<vector<ll> > st, sx;    vector<ll> cs;    void init(vector<bod> v)    {        for (int i = 0; i < v.size(); i++) cs.push_back(v[i].x);        sort(cs.begin(), cs.end()), cs.erase(unique(cs.begin(), cs.end()), cs.end());        n = cs.size();        st.assign(n * 2, {}), sx.assign(n * 2, {});        sort(v.begin(), v.end(), cmpy);        for (bod i : v)        {            int x = lower_bound(cs.begin(), cs.end(), i.x) - cs.begin();            for (x += n; x > 0; x >>= 1) st[x].push_back(i.y), sx[x].push_back(i.x);        }    }    int query(ll lx, ll rx, ll ly, ll ry)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        int ans = 0;        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1) ans += upper_bound(st[lx].begin(), st[lx].end(), ry) - lower_bound(st[lx].begin(), st[lx].end(), ly), lx++;            if (rx & 1) rx--, ans += upper_bound(st[rx].begin(), st[rx].end(), ry) - lower_bound(st[rx].begin(), st[rx].end(), ly);        }        return ans;    }    void query2(ll lx, ll rx, ll ly, ll ry, vector<ll> &ans, bod b, ll lim)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1)            {                int li = lower_bound(st[lx].begin(), st[lx].end(), ly) - st[lx].begin();                int ri = upper_bound(st[lx].begin(), st[lx].end(), ry) - st[lx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[lx][i] - b.y), abs(sx[lx][i] - b.x)));                lx++;            }            if (rx & 1)            {                rx--;                int li = lower_bound(st[rx].begin(), st[rx].end(), ly) - st[rx].begin();                int ri = upper_bound(st[rx].begin(), st[rx].end(), ry) - st[rx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[rx][i] - b.y), abs(sx[rx][i] - b.x)));            }        }    }};sgt2d st;int main(){    ios::sync_with_stdio(false);    cin.tie(0);    int n, k;    cin >> n >> k;    vector<bod> o(n), v(n);    for (int i = 0; i < n; i++)    {          cin >> o[i].x >> o[i].y;        v[i].x = o[i].x + o[i].y;        v[i].y = o[i].x - o[i].y;    }    random_shuffle(v.begin(), v.end());    st.init(v);    ll lo = 1, hi = 1e10;    while (lo < hi)    {        ll mi = (lo + hi) / 2;        ll cnt = 0;        for (int i = 0; i < n; i++)        {            cnt += st.query(v[i].x - mi, v[i].x +mi, v[i].y - mi, v[i].y + mi)-1;            if (cnt >= 2*k) break;        }        if (cnt >= k) hi = mi;        else lo = mi + 1;    }    vector<ll> ans;    for (int i = 0; i < n; i++)    {        st.query2(v[i].x - lo + 1, v[i].x, v[i].y - lo + 1, v[i].y, ans, v[i], lo - 1);        st.query2(v[i].x - lo + 1, v[i].x - 1, v[i].y + 1, v[i].y + lo - 1, ans, v[i], lo - 1);    }    sort(ans.begin(), ans.end(), greater<ll>());    while (ans.size() && ans.back() == 0) ans.pop_back();    reverse(ans.begin(), ans.end());    while (ans.size() > k) ans.pop_back();    while (ans.size() < k) ans.push_back(lo);    for (int i = 0; i < k; i++) cout << ans[i] << "\n";    return 0;}

Compilation message

road_construction.cpp:1:34: warning: extra tokens at end of #include directive
    1 |  #include <bits/stdc++.h>typedef long long ll;using namespace std; struct bod { ll x, y; };bool cmpy(bod a, bod b) { return a.y < b.y; }struct sgt2d{    int n;    vector<vector<ll> > st, sx;    vector<ll> cs;    void init(vector<bod> v)    {        for (int i = 0; i < v.size(); i++) cs.push_back(v[i].x);        sort(cs.begin(), cs.end()), cs.erase(unique(cs.begin(), cs.end()), cs.end());        n = cs.size();        st.assign(n * 2, {}), sx.assign(n * 2, {});        sort(v.begin(), v.end(), cmpy);        for (bod i : v)        {            int x = lower_bound(cs.begin(), cs.end(), i.x) - cs.begin();            for (x += n; x > 0; x >>= 1) st[x].push_back(i.y), sx[x].push_back(i.x);        }    }    int query(ll lx, ll rx, ll ly, ll ry)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        int ans = 0;        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1) ans += upper_bound(st[lx].begin(), st[lx].end(), ry) - lower_bound(st[lx].begin(), st[lx].end(), ly), lx++;            if (rx & 1) rx--, ans += upper_bound(st[rx].begin(), st[rx].end(), ry) - lower_bound(st[rx].begin(), st[rx].end(), ly);        }        return ans;    }    void query2(ll lx, ll rx, ll ly, ll ry, vector<ll> &ans, bod b, ll lim)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1)            {                int li = lower_bound(st[lx].begin(), st[lx].end(), ly) - st[lx].begin();                int ri = upper_bound(st[lx].begin(), st[lx].end(), ry) - st[lx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[lx][i] - b.y), abs(sx[lx][i] - b.x)));                lx++;            }            if (rx & 1)            {                rx--;                int li = lower_bound(st[rx].begin(), st[rx].end(), ly) - st[rx].begin();                int ri = upper_bound(st[rx].begin(), st[rx].end(), ry) - st[rx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[rx][i] - b.y), abs(sx[rx][i] - b.x)));            }        }    }};sgt2d st;int main(){    ios::sync_with_stdio(false);    cin.tie(0);    int n, k;    cin >> n >> k;    vector<bod> o(n), v(n);    for (int i = 0; i < n; i++)    {          cin >> o[i].x >> o[i].y;        v[i].x = o[i].x + o[i].y;        v[i].y = o[i].x - o[i].y;    }    random_shuffle(v.begin(), v.end());    st.init(v);    ll lo = 1, hi = 1e10;    while (lo < hi)    {        ll mi = (lo + hi) / 2;        ll cnt = 0;        for (int i = 0; i < n; i++)        {            cnt += st.query(v[i].x - mi, v[i].x +mi, v[i].y - mi, v[i].y + mi)-1;            if (cnt >= 2*k) break;        }        if (cnt >= k) hi = mi;        else lo = mi + 1;    }    vector<ll> ans;    for (int i = 0; i < n; i++)    {        st.query2(v[i].x - lo + 1, v[i].x, v[i].y - lo + 1, v[i].y, ans, v[i], lo - 1);        st.query2(v[i].x - lo + 1, v[i].x - 1, v[i].y + 1, v[i].y + lo - 1, ans, v[i], lo - 1);    }    sort(ans.begin(), ans.end(), greater<ll>());    while (ans.size() && ans.back() == 0) ans.pop_back();    reverse(ans.begin(), ans.end());    while (ans.size() > k) ans.pop_back();    while (ans.size() < k) ans.push_back(lo);    for (int i = 0; i < k; i++) cout << ans[i] << "\n";    return 0;}
      |                                  ^~~~
road_construction.cpp:1:11: fatal error: bits/stdc++.h>typede: No such file or directory
    1 |  #include <bits/stdc++.h>typedef long long ll;using namespace std; struct bod { ll x, y; };bool cmpy(bod a, bod b) { return a.y < b.y; }struct sgt2d{    int n;    vector<vector<ll> > st, sx;    vector<ll> cs;    void init(vector<bod> v)    {        for (int i = 0; i < v.size(); i++) cs.push_back(v[i].x);        sort(cs.begin(), cs.end()), cs.erase(unique(cs.begin(), cs.end()), cs.end());        n = cs.size();        st.assign(n * 2, {}), sx.assign(n * 2, {});        sort(v.begin(), v.end(), cmpy);        for (bod i : v)        {            int x = lower_bound(cs.begin(), cs.end(), i.x) - cs.begin();            for (x += n; x > 0; x >>= 1) st[x].push_back(i.y), sx[x].push_back(i.x);        }    }    int query(ll lx, ll rx, ll ly, ll ry)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        int ans = 0;        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1) ans += upper_bound(st[lx].begin(), st[lx].end(), ry) - lower_bound(st[lx].begin(), st[lx].end(), ly), lx++;            if (rx & 1) rx--, ans += upper_bound(st[rx].begin(), st[rx].end(), ry) - lower_bound(st[rx].begin(), st[rx].end(), ly);        }        return ans;    }    void query2(ll lx, ll rx, ll ly, ll ry, vector<ll> &ans, bod b, ll lim)    {        lx = lower_bound(cs.begin(), cs.end(), lx) - cs.begin();        rx = upper_bound(cs.begin(), cs.end(), rx) - cs.begin();        for (lx += n, rx += n; lx < rx; lx >>= 1, rx >>= 1)        {            if (lx & 1)            {                int li = lower_bound(st[lx].begin(), st[lx].end(), ly) - st[lx].begin();                int ri = upper_bound(st[lx].begin(), st[lx].end(), ry) - st[lx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[lx][i] - b.y), abs(sx[lx][i] - b.x)));                lx++;            }            if (rx & 1)            {                rx--;                int li = lower_bound(st[rx].begin(), st[rx].end(), ly) - st[rx].begin();                int ri = upper_bound(st[rx].begin(), st[rx].end(), ry) - st[rx].begin();                for (int i = li; i < ri; i++) ans.push_back(max(abs(st[rx][i] - b.y), abs(sx[rx][i] - b.x)));            }        }    }};sgt2d st;int main(){    ios::sync_with_stdio(false);    cin.tie(0);    int n, k;    cin >> n >> k;    vector<bod> o(n), v(n);    for (int i = 0; i < n; i++)    {          cin >> o[i].x >> o[i].y;        v[i].x = o[i].x + o[i].y;        v[i].y = o[i].x - o[i].y;    }    random_shuffle(v.begin(), v.end());    st.init(v);    ll lo = 1, hi = 1e10;    while (lo < hi)    {        ll mi = (lo + hi) / 2;        ll cnt = 0;        for (int i = 0; i < n; i++)        {            cnt += st.query(v[i].x - mi, v[i].x +mi, v[i].y - mi, v[i].y + mi)-1;            if (cnt >= 2*k) break;        }        if (cnt >= k) hi = mi;        else lo = mi + 1;    }    vector<ll> ans;    for (int i = 0; i < n; i++)    {        st.query2(v[i].x - lo + 1, v[i].x, v[i].y - lo + 1, v[i].y, ans, v[i], lo - 1);        st.query2(v[i].x - lo + 1, v[i].x - 1, v[i].y + 1, v[i].y + lo - 1, ans, v[i], lo - 1);    }    sort(ans.begin(), ans.end(), greater<ll>());    while (ans.size() && ans.back() == 0) ans.pop_back();    reverse(ans.begin(), ans.end());    while (ans.size() > k) ans.pop_back();    while (ans.size() < k) ans.push_back(lo);    for (int i = 0; i < k; i++) cout << ans[i] << "\n";    return 0;}
      |           ^~~~~~~~~~~~~~~~~~~~~~
compilation terminated.