oj.uz

Submission #1099259

# Submission time Handle Problem Language Result Execution time Memory
1099259 2024-10-11T03:24:26 Z modwwe Employment (JOI16_employment) C++17
100 / 100
 156 ms 12572 KB 
#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC optimize("conserve-stack")
#include<bits/stdc++.h>
//#define int long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
#define getchar_unlocked getchar

inline int scan()
{
    char c = getchar_unlocked();
    int x = 0;
    while (c < '0' || c > '9')
    {
        c = getchar_unlocked();
    }
    while (c >= '0' && c <= '9')
    {
        x = (x << 1) + (x << 3) + c - '0';
        c = getchar_unlocked();
    }
    return x;
}

void phongbeo();
const int inf = 1e18;
const int mod2 = 1e9 + 7;
const int  mod1 = 998244353;
struct icd
{
    long double a;
    int b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    int a, b, c;
};
struct id
{
    int a, b, c, d;
};
struct ie
{
    int a, b, c, d, e;

};

int n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, l, r, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,t,lim,w;
int kk;
int el = 19;

main()
{
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    /// cin>>s1;
///modwwe
    phongbeo();
    // checktime
}
int a[200001];
int b[200001];

struct bit
{
    int bit[500001];
    void upd(int x,int y)
    {
        for(x; x<=k; x+=x&-x)
            bit[x]+=y;
    }
    int get(int x)
    {
        int s=0;
        for(x; x; x-=x&-x)
            s+=bit[x];
        return s;
    }
} fen;
struct IT
{
    int t[800001];
    void build(int node,int l,int r)
    {
        if(l==r)
        {
            t[node]=a[l];
            return;
        }
        int mid=l+r>>1;
        build(node<<1,l,mid);
        build(node<<1|1,mid+1,r);
        t[node]=max(t[node<<1],t[node<<1|1]);
    }
    void upd(int node,int l,int r,int l1)
    {
        if(l==r)
        {
            t[node]=a[l];
            return;
        }
        int mid=l+r>>1;
        if(l1<=mid)upd(node<<1,l,mid,l1);
        else  upd(node<<1|1,mid+1,r,l1);
        t[node]=max(t[node<<1],t[node<<1|1]);
    }
    int get(int node,int l,int r,int l1,int r1)
    {
        if(l>r1||r<l1) return 0;
        if(l>=l1&&r<=r1) return t[node];
        int mid=l+r>>1;
        return max(get(node<<1,l,mid,l1,r1),get(node<<1|1,mid+1,r,l1,r1));
    }
} st;
void solve_left()
{
    for(int i=2; i<=n; i++)
    {
        if(a[i-1]<a[i])
        {
            fen.upd(a[i-1]+1,1),
                    fen.upd(a[i]+1,-1);
        }
    }
}
void del2(int x)
{
    if(x==n+1)return;
    if(x==1) return;
    if(a[x-1]>=a[x])return;
    fen.upd(a[x-1]+1,-1);
    fen.upd(a[x]+1,1);
}
void del(int x)
{
    del2(x+1);
    del2(x);
}
void add2(int x)
{
    if(x==n+1) return;
    if(x==1) return;
    if(a[x-1]>=a[x])return;
    fen.upd(a[x-1]+1,1);
    fen.upd(a[x]+1,-1);
}
void add(int x)
{
    add2(x);
    add2(x+1);
}
void upd(int x,int y)
{
    del(x);
    a[x]=y;
    st.upd(1,1,n,x);
    add(x);

}
vector<int> v;
vector<ic> v2;
void phongbeo()
{
    cin>>n>>m;
    for(int i=1; i<=n; i++)
        cin>>a[i],v.pb(a[i]);

    for(int i=1; i<=m; i++)
    {
        cin>>l;
        if(l==2)
        {
            cin>>l>>r;
            v.pb(r);
            v2.pb({2,l,r});
        }
        else
        {
            cin>>l;
            v2.pb({1,l,0});
        }
    }
    sort(v.begin(),v.end());
    for(int i=1; i<=n; i++)
        a[i]=lower_bound(v.begin(),v.end(),a[i])-v.begin()+1;
    for(int i=1; i<=n; i++)
        b[i]=max(b[i-1],a[i]);
    k=v.size();
    st.build(1,1,n);
    solve_left();
    for(int i=1; i<=m; i++)
    {
        if(v2[i-1].a==2)
        {
            l=v2[i-1].b;
            r=v2[i-1].c;
            r=lower_bound(v.begin(),v.end(),r)-v.begin()+1;
            upd(l,r);
            continue;
        }
        r=v2[i-1].b;
        /// cout<<st.t[1],down
        if(r>v[st.t[1]-1])cout<<0,down
                    else
            {
              r=lower_bound(v.begin(),v.end(),r)-v.begin()+1;
                s2=fen.get(r)+1;
            if(a[1]<r)
                   s2--;
                cout<<s2,down

            }
    }
}

Compilation message

employment.cpp:37:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   37 | const int inf = 1e18;
      |                 ^~~~
employment.cpp:69:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   69 | main()
      | ^~~~
employment.cpp: In member function 'void bit::upd(int, int)':
employment.cpp:90:13: warning: statement has no effect [-Wunused-value]
   90 |         for(x; x<=k; x+=x&-x)
      |             ^
employment.cpp: In member function 'int bit::get(int)':
employment.cpp:96:13: warning: statement has no effect [-Wunused-value]
   96 |         for(x; x; x-=x&-x)
      |             ^
employment.cpp: In member function 'void IT::build(int, int, int)':
employment.cpp:111:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  111 |         int mid=l+r>>1;
      |                 ~^~
employment.cpp: In member function 'void IT::upd(int, int, int, int)':
employment.cpp:123:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  123 |         int mid=l+r>>1;
      |                 ~^~
employment.cpp: In member function 'int IT::get(int, int, int, int, int)':
employment.cpp:132:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  132 |         int mid=l+r>>1;
      |                 ~^~
employment.cpp: In function 'int main()':
employment.cpp:13:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 | #define fin(x) freopen(x".inp","r",stdin)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~
employment.cpp:73:9: note: in expansion of macro 'fin'
   73 |         fin(task);
      |         ^~~
employment.cpp:14:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 | #define fou(x) freopen(x".out","w",stdout)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
employment.cpp:74:9: note: in expansion of macro 'fou'
   74 |         fou(task);
      |         ^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 604 KB Output is correct
9 Correct 2 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 1 ms 604 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 612 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 7 ms 1636 KB Output is correct
5 Correct 16 ms 2780 KB Output is correct
6 Correct 24 ms 3416 KB Output is correct
7 Correct 43 ms 5548 KB Output is correct
8 Correct 58 ms 6076 KB Output is correct
9 Correct 86 ms 9028 KB Output is correct
10 Correct 92 ms 9920 KB Output is correct
11 Correct 105 ms 11448 KB Output is correct
12 Correct 117 ms 12520 KB Output is correct
13 Correct 117 ms 12440 KB Output is correct
14 Correct 117 ms 12340 KB Output is correct
15 Correct 120 ms 12352 KB Output is correct
16 Correct 119 ms 12572 KB Output is correct
17 Correct 113 ms 12536 KB Output is correct
18 Correct 119 ms 12488 KB Output is correct
19 Correct 115 ms 10976 KB Output is correct
20 Correct 117 ms 9924 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 604 KB Output is correct
9 Correct 2 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 600 KB Output is correct
17 Correct 1 ms 612 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 7 ms 1636 KB Output is correct
20 Correct 16 ms 2780 KB Output is correct
21 Correct 24 ms 3416 KB Output is correct
22 Correct 43 ms 5548 KB Output is correct
23 Correct 58 ms 6076 KB Output is correct
24 Correct 86 ms 9028 KB Output is correct
25 Correct 92 ms 9920 KB Output is correct
26 Correct 105 ms 11448 KB Output is correct
27 Correct 117 ms 12520 KB Output is correct
28 Correct 117 ms 12440 KB Output is correct
29 Correct 117 ms 12340 KB Output is correct
30 Correct 120 ms 12352 KB Output is correct
31 Correct 119 ms 12572 KB Output is correct
32 Correct 113 ms 12536 KB Output is correct
33 Correct 119 ms 12488 KB Output is correct
34 Correct 115 ms 10976 KB Output is correct
35 Correct 117 ms 9924 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 10 ms 1372 KB Output is correct
40 Correct 19 ms 1812 KB Output is correct
41 Correct 31 ms 2644 KB Output is correct
42 Correct 48 ms 4180 KB Output is correct
43 Correct 65 ms 4936 KB Output is correct
44 Correct 131 ms 8980 KB Output is correct
45 Correct 100 ms 7872 KB Output is correct
46 Correct 125 ms 8384 KB Output is correct
47 Correct 147 ms 9912 KB Output is correct
48 Correct 156 ms 9912 KB Output is correct
49 Correct 145 ms 9908 KB Output is correct
50 Correct 147 ms 9916 KB Output is correct
51 Correct 154 ms 9916 KB Output is correct
52 Correct 151 ms 9912 KB Output is correct
53 Correct 150 ms 9916 KB Output is correct
54 Correct 147 ms 9908 KB Output is correct
55 Correct 146 ms 9908 KB Output is correct