Submission #1021637

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1021637	2024-07-12 23:32:02	boyliguanhan	Hiring (IOI09_hiring)	C++17	100 / 100	604 ms	55368 KiB

hiring

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#include<bits/stdc++.h>
#define N 1<<19
typedef long long ll;
#define int ll
using namespace std;
struct fenwick_tree{
    ll T[N]{};
    void upd(int x,int p){
        while(x<N)
            T[x]+=p,x+=x&-x;
    }
    ll qr(int x){
        int ans=0;
        while(x)
            ans+=T[x],x-=x&-x;
        return ans;
    }
} X,cnt;
int h,g,p[N],CC,CC2;
pair<ll,ll>b;
void stuff(ll x,int i,ll A,ll B){
    int l=0,r=5e5,res=0;
    while(l<=r){
        int mid=l+r>>1;
        if(X.qr(mid)<=x)
            l=mid+1,res=mid;
        else r=mid-1;
    }
    ll K=cnt.qr(res),C=X.qr(res);
    if(K>h||K==h&&b.first*B>b.second*A*C)
 
 
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Compilation message (stderr)

hiring.cpp: In function 'void stuff(ll, ll, ll, ll)':
hiring.cpp:24:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   24 |         int mid=l+r>>1;
      |                 ~^~
hiring.cpp:30:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   30 |     if(K>h||K==h&&b.first*B>b.second*A*C)
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 28 / 28
• Subtask 3: 6 / 6
• Subtask 4: 6 / 6
• Subtask 5: 6 / 6
• Subtask 6: 6 / 6
• Subtask 7: 6 / 6
• Subtask 8: 6 / 6
• Subtask 9: 6 / 6