답안 #481436

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
481436	2021-10-20T19:59:01 Z	Mihai_Eduard	쌀 창고 (IOI11_ricehub)	C++14	68 / 100	13 ms	1460 KB

ricehub

bool verify(long long sum[], int r, int l, int x[], long long b, int nr)
{
    int st, dr, mij;
    long long total;
    for(int i=0;i<r-nr+1;i++)
    {
        st=i+1;
        dr=i+nr;
        mij=(st+dr)/2;
        total=0;
        total=total+x[mij-1]*(mij-st+1);
        total=total-(sum[mij]-sum[st-1]);
        total=total+(sum[dr]-sum[mij]);
        total=total-x[mij-1]*(dr-mij);

        if(total<=b)
            return true;
    }
    return false;
}

int besthub(int r, int l, int x[], long long b)
{
    long long sum[100005]={};
    sum[0]=0;
    for(int i=1;i<=r;i++)
        sum[i]=sum[i-1]+x[i-1];
    int st=1, dr=r+1, mij;
    while(dr-st>1)
    {
        mij=(st+dr)/2;
        if(verify(sum,r,l,x,b,mij))
            st=mij;
        else
            dr=mij;
    }
    return st;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	972 KB	Output is correct
2	Correct	1 ms	972 KB	Output is correct
3	Correct	0 ms	972 KB	Output is correct
4	Correct	1 ms	972 KB	Output is correct
5	Correct	1 ms	972 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	972 KB	Output is correct
2	Correct	1 ms	972 KB	Output is correct
3	Correct	1 ms	972 KB	Output is correct
4	Correct	1 ms	972 KB	Output is correct
5	Correct	1 ms	972 KB	Output is correct
6	Correct	1 ms	972 KB	Output is correct
7	Correct	1 ms	972 KB	Output is correct
8	Correct	1 ms	972 KB	Output is correct
9	Correct	0 ms	972 KB	Output is correct
10	Correct	1 ms	972 KB	Output is correct
11	Correct	0 ms	972 KB	Output is correct
12	Correct	1 ms	972 KB	Output is correct
13	Correct	1 ms	972 KB	Output is correct
14	Correct	1 ms	972 KB	Output is correct
15	Correct	0 ms	972 KB	Output is correct
16	Correct	1 ms	972 KB	Output is correct
17	Correct	1 ms	972 KB	Output is correct
18	Correct	1 ms	972 KB	Output is correct
19	Correct	0 ms	972 KB	Output is correct
20	Correct	1 ms	972 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	1 ms	972 KB	Output is correct
23	Correct	1 ms	972 KB	Output is correct
24	Correct	1 ms	972 KB	Output is correct
25	Correct	0 ms	972 KB	Output is correct
26	Correct	1 ms	972 KB	Output is correct
27	Correct	1 ms	972 KB	Output is correct
28	Correct	1 ms	972 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	972 KB	Output is correct
2	Correct	1 ms	972 KB	Output is correct
3	Correct	1 ms	972 KB	Output is correct
4	Correct	1 ms	972 KB	Output is correct
5	Correct	1 ms	972 KB	Output is correct
6	Correct	1 ms	1036 KB	Output is correct
7	Correct	1 ms	972 KB	Output is correct
8	Correct	1 ms	972 KB	Output is correct
9	Correct	1 ms	972 KB	Output is correct
10	Correct	1 ms	972 KB	Output is correct
11	Correct	1 ms	972 KB	Output is correct
12	Correct	1 ms	972 KB	Output is correct
13	Correct	1 ms	972 KB	Output is correct
14	Correct	1 ms	972 KB	Output is correct
15	Correct	1 ms	972 KB	Output is correct
16	Correct	1 ms	972 KB	Output is correct
17	Correct	1 ms	972 KB	Output is correct
18	Correct	1 ms	972 KB	Output is correct
19	Correct	1 ms	972 KB	Output is correct
20	Correct	1 ms	972 KB	Output is correct
21	Correct	1 ms	972 KB	Output is correct
22	Correct	1 ms	972 KB	Output is correct
23	Correct	1 ms	972 KB	Output is correct
24	Correct	1 ms	972 KB	Output is correct
25	Correct	1 ms	972 KB	Output is correct
26	Correct	1 ms	972 KB	Output is correct
27	Correct	1 ms	972 KB	Output is correct
28	Correct	1 ms	972 KB	Output is correct

Subtask #4

0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1100 KB	Output is correct
2	Correct	3 ms	1100 KB	Output is correct
3	Correct	13 ms	1356 KB	Output is correct
4	Correct	12 ms	1424 KB	Output is correct
5	Correct	7 ms	1144 KB	Output is correct
6	Correct	7 ms	1228 KB	Output is correct
7	Correct	11 ms	1356 KB	Output is correct
8	Correct	11 ms	1460 KB	Output is correct
9	Correct	6 ms	1228 KB	Output is correct
10	Correct	7 ms	1228 KB	Output is correct
11	Correct	12 ms	1340 KB	Output is correct
12	Correct	12 ms	1356 KB	Output is correct
13	Incorrect	9 ms	1248 KB	Output isn't correct
14	Halted	0 ms	0 KB	-