답안 #481437

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
481437	2021-10-20T20:20:00 Z	Mihai_Eduard	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	15 ms	2380 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=1;i<=r-nr+1;i++)
    {
        st=i;
        dr=i+nr-1;
        mij=(st+dr)/2;
        total=0;
        total=total+x[mij-1]*(mij-st);
        total=total-(sum[mij-1]-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	0 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	0 ms	972 KB	Output is correct
6	Correct	1 ms	972 KB	Output is correct
7	Correct	0 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	0 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	1024 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	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

32.0 / 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	1464 KB	Output is correct
4	Correct	13 ms	1424 KB	Output is correct
5	Correct	7 ms	1228 KB	Output is correct
6	Correct	8 ms	1228 KB	Output is correct
7	Correct	15 ms	1356 KB	Output is correct
8	Correct	12 ms	1356 KB	Output is correct
9	Correct	6 ms	1228 KB	Output is correct
10	Correct	7 ms	1232 KB	Output is correct
11	Correct	13 ms	1356 KB	Output is correct
12	Correct	15 ms	1364 KB	Output is correct
13	Correct	7 ms	1180 KB	Output is correct
14	Correct	8 ms	1612 KB	Output is correct
15	Correct	10 ms	2112 KB	Output is correct
16	Correct	11 ms	2116 KB	Output is correct
17	Correct	13 ms	2252 KB	Output is correct
18	Correct	15 ms	2252 KB	Output is correct
19	Correct	12 ms	2380 KB	Output is correct
20	Correct	12 ms	2360 KB	Output is correct