Submission #47138

# Submission time Handle Problem Language Result Execution time Memory
47138 2018-04-27T22:07:47 Z yusufake Gap (APIO16_gap) C++
30 / 100
73 ms 4528 KB
#include <bits/stdc++.h>
using namespace std;
#include "gap.h"
/*
static void my_assert(int k){ if (!k) exit(1); }

static int subtask_num, N;
static long long A[100001];
static long long call_count;

void MinMax(long long s, long long t, long long *mn, long long *mx)
{
	int lo = 1, hi = N, left = N+1, right = 0;
	my_assert(s <= t && mn != NULL && mx != NULL);
	while (lo <= hi){
		int mid = (lo+hi)>>1;
		if (A[mid] >= s) hi = mid - 1, left = mid;
		else lo = mid + 1;
	}
	lo = 1, hi = N;
	while (lo <= hi){
		int mid = (lo+hi)>>1;
		if (A[mid] <= t) lo = mid + 1, right = mid;
		else hi = mid - 1;
	}
	if (left > right) *mn = *mx = -1;
	else{
		*mn = A[left];
		*mx = A[right];
	}
	if (subtask_num == 1) call_count++;
	else if (subtask_num == 2) call_count += right-left+2;
}
*/
typedef long long ll;

ll f(ll l, ll r, ll pl, ll pr, ll zz){
    if(l > r || zz <= 0) return pr-pl;
	ll mn,mx;
    MinMax(l,r,&mn,&mx);
	ll t = max(mn-pl , pr-mx);
    return max(t , f(mn+1,mx-1,mn,mx,zz-2));	
}	

long long findGap(int T, int n){
	if(T == 1) return f(0,1e18,1e18,0,n);
    ll las=0, t=1, res=1, mn, mx;
    for(;;){
        MinMax(las+1,las+t+1,&mn,&mx);
        if(mn == -1) t+=t;//{ t += t; continue; }
        else { res = max(res , las ? mn-las : 0);  las = mx;  t = res; }
        //MinMax(las+1,1e18+5,&mn,&mx);
        if(las+t > 1e18 || (n < 20 && las+t > 1e9)) return res;
    }
    return 0;
}

/*
int main()
{
	A[1] = 2;
	A[2] = 3;
	A[3] = 6;
	A[4] = 8;
    N = 4;
    subtask_num = 2;
	printf("%lld\n", findGap(2, 4));
	printf("%lld\n", call_count);
}
*/
# Verdict Execution time Memory Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 476 KB Output is correct
3 Correct 2 ms 476 KB Output is correct
4 Correct 2 ms 476 KB Output is correct
5 Correct 2 ms 476 KB Output is correct
6 Correct 2 ms 600 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 2 ms 600 KB Output is correct
9 Correct 2 ms 600 KB Output is correct
10 Correct 2 ms 600 KB Output is correct
11 Correct 3 ms 600 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 600 KB Output is correct
14 Correct 3 ms 600 KB Output is correct
15 Correct 2 ms 600 KB Output is correct
16 Correct 19 ms 1600 KB Output is correct
17 Correct 21 ms 1600 KB Output is correct
18 Correct 22 ms 1600 KB Output is correct
19 Correct 15 ms 1600 KB Output is correct
20 Correct 12 ms 1600 KB Output is correct
21 Correct 58 ms 4460 KB Output is correct
22 Correct 57 ms 4460 KB Output is correct
23 Correct 57 ms 4516 KB Output is correct
24 Correct 58 ms 4516 KB Output is correct
25 Correct 73 ms 4528 KB Output is correct
26 Correct 57 ms 4528 KB Output is correct
27 Correct 59 ms 4528 KB Output is correct
28 Correct 57 ms 4528 KB Output is correct
29 Correct 58 ms 4528 KB Output is correct
30 Correct 41 ms 4528 KB Output is correct
31 Correct 2 ms 4528 KB Output is correct
32 Correct 2 ms 4528 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4528 KB Output isn't correct
2 Incorrect 2 ms 4528 KB Output isn't correct
3 Incorrect 2 ms 4528 KB Output isn't correct
4 Incorrect 2 ms 4528 KB Output isn't correct
5 Partially correct 2 ms 4528 KB Partially correct
6 Correct 2 ms 4528 KB Output is correct
7 Correct 2 ms 4528 KB Output is correct
8 Correct 2 ms 4528 KB Output is correct
9 Correct 2 ms 4528 KB Output is correct
10 Correct 2 ms 4528 KB Output is correct
11 Correct 3 ms 4528 KB Output is correct
12 Correct 2 ms 4528 KB Output is correct
13 Correct 2 ms 4528 KB Output is correct
14 Correct 2 ms 4528 KB Output is correct
15 Correct 3 ms 4528 KB Output is correct
16 Correct 11 ms 4528 KB Output is correct
17 Correct 11 ms 4528 KB Output is correct
18 Correct 11 ms 4528 KB Output is correct
19 Correct 11 ms 4528 KB Output is correct
20 Correct 7 ms 4528 KB Output is correct
21 Correct 37 ms 4528 KB Output is correct
22 Correct 40 ms 4528 KB Output is correct
23 Correct 36 ms 4528 KB Output is correct
24 Correct 35 ms 4528 KB Output is correct
25 Correct 67 ms 4528 KB Output is correct
26 Correct 37 ms 4528 KB Output is correct
27 Correct 38 ms 4528 KB Output is correct
28 Correct 37 ms 4528 KB Output is correct
29 Correct 36 ms 4528 KB Output is correct
30 Correct 25 ms 4528 KB Output is correct
31 Incorrect 2 ms 4528 KB Output isn't correct
32 Correct 2 ms 4528 KB Output is correct