oj.uz

Submission #61274

# Submission time Handle Problem Language Result Execution time Memory
61274 2018-07-25T14:41:24 Z TuGSGeReL Rice Hub (IOI11_ricehub) C++14
0 / 100
 31 ms 2540 KB 
    #include "ricehub.h"
    #include<bits/stdc++.h>
    #define ll long long
    #define mp make_pair
    #define pub push_back
    #define pob pop_back
    using namespace std;
    ll i,n,ans,a[111111],b,c[111111];
    bool can(ll k, ll kk){
    	ll md=(k+kk)/2,cst;
    	cst=(2*md-k-kk)*a[md]-c[md]+c[k]+c[kk+1]-c[md+1];
    	if(cst<=b) return 1;
    	else return 0;
    }
    ll fnd(ll k){
    	ll x=k,y=n;
    	while(x+1!=y){
    		ll mid=(x+y)/2;
    		if(can(k,mid))x=mid;
    		else y=mid;
    	}
    	return x;
    }
    int besthub(int R, int L, int X[], long long B) {
    	n=R;
    	b=B;
    	for(i=0;i<n;i++) a[i]=X[i];
    	c[0]=a[0];
    	for(i=1;i<n;i++)c[i]=c[i-1]+a[i];
    	for(i=0;i<R;i++) ans=max(ans,fnd(i)-i);
    	return ans;
    }

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 3 ms 488 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 488 KB Output is correct
2 Correct 2 ms 488 KB Output is correct
3 Incorrect 3 ms 652 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 652 KB Output is correct
2 Correct 2 ms 652 KB Output is correct
3 Incorrect 3 ms 652 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 1108 KB Output is correct
2 Correct 7 ms 1108 KB Output is correct
3 Incorrect 31 ms 2540 KB Output isn't correct
4 Halted 0 ms 0 KB -