제출 #1101643

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1101643		modwwe	Measures (CEOI22_measures)	C++17	100 / 100	149 ms	36292 KiB

Main

#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 = 1e9;
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, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,limit,w,l,r,last,root;
int kk;
int el = 19;

main()
{
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    /// cin>>s1;
///modwwe
    phongbeo();
    // checktime
}
struct seg
{
    int a,b;
    int cnt;
    int mx;
    void init(int x)
    {
        cnt=1;
        a=-x;
        b=k-x;
    }
}
t[800101];
int a[201000];
vector<pair<int,int>>v;
seg mer(seg a,seg b)
{
    seg c;
    c.a=min(b.a,a.a-k*b.cnt);
    c.b=max(b.b+a.cnt*k,a.b);
    c.cnt=a.cnt+b.cnt;
    c.mx=max({a.mx,b.mx,b.b-a.a});
    return c;
}
void upd(int node,int l,int r,int l1)
{
    if(l==r)
    {
        t[node].init(v[l-1].first);
        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]=mer(t[node<<1],t[node<<1|1]);

}
void upd(int x)
{
    upd(1,1,n,x);
    if(v[x-1].second>mx)
    {
        cout<<t[1].mx/2;
        if(t[1].mx%2==1)cout<<".5";
        cout<<" ";

    }
}
void phongbeo()
{
    cin>>n>>m>>k;
    mx=n;
    n+=m;
    for(int i=1; i<=n; i++)
    {
        cin>>a[i];
        v.pb({a[i],i});
    }
    sort(v.begin(),v.end());
    for(int i=1; i<=n; i++)
        a[i]=lower_bound(v.begin(),v.end(),make_pair(a[i],i))-v.begin()+1;
   for(int i=1;i<=n*4;i++)
    t[i].a=inf,t[i].mx=0,t[i].b=-inf,t[i].cnt=0;
    for(int i=1; i<=n; i++)
    {
        upd(a[i]);

    }
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:69:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   69 | main()
      | ^~~~
Main.cpp: In function 'void upd(long long int, long long int, long long int, long long int)':
Main.cpp:113:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  113 |     int mid=l+r>>1;
      |             ~^~
Main.cpp:115:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
  115 |     else upd(node<<1|1,mid+1,r,l1);
      |     ^~~~
Main.cpp:116:10: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
  116 |          t[node]=mer(t[node<<1],t[node<<1|1]);
      |          ^
Main.cpp: In function 'void phongbeo()':
Main.cpp:143:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  143 |    for(int i=1;i<=n*4;i++)
      |    ^~~
Main.cpp:145:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  145 |     for(int i=1; i<=n; i++)
      |     ^~~
Main.cpp: In function 'int main()':
Main.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)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~
Main.cpp:73:9: note: in expansion of macro 'fin'
   73 |         fin(task);
      |         ^~~
Main.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)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
Main.cpp:74:9: note: in expansion of macro 'fou'
   74 |         fou(task);
      |         ^~~

• Subtask 1: 10 / 10
• Subtask 2: 14 / 14
• Subtask 3: 35 / 35
• Subtask 4: 41 / 41