Submission #25589

# Submission time Handle Problem Language Result Execution time Memory
25589 2017-06-23T06:45:51 Z kajebiii Gap (APIO16_gap) C++14
30 / 100
96 ms 6588 KB
#include "gap.h"

#include <algorithm>
#include <stdio.h>

using namespace std;

#define REP(i,n) for(int (i)=0;(i)<(int)(n);(i)++)
#define REPO(i,n) for(int (i)=1; (i)<=(int)(n); (i)++)
#define SZ(v) ((int)(v).size())
#define ALL(v) (v).begin(),(v).end()
#define one first
#define two second
typedef long long ll;
typedef pair<int, int> pi;
const int INF = 0x3f2f1f0f;
const ll LINF = 1ll * INF * INF;


const ll MINV = 0, MAXV = 1e18;
const int MAX_N = 1e5 + 100;

ll minV, maxV;

ll Nr[MAX_N][2], Ans[MAX_N];
long long findGap(int T, int N)
{
    if(T == 1) {
        ll ans = 0;
        minV = MINV, maxV = MAXV;        
        int li = 0, ri = N-1;
        for(int i=0; i<(N+1)/2; i++) {
            ll l, r;
            MinMax(minV, maxV, &l, &r);
            Ans[li++] = l;
            Ans[ri--] = r;
            minV = l+1; maxV = r-1;
        }
        for(int i=0; i+1<N; i++)
            ans = max(ans, Ans[i+1] - Ans[i]);
        return ans;
    }
    if(T == 2) {
        MinMax(MINV, MAXV, &minV, &maxV);
        ll diff = (maxV - minV + N-1) / N;
        ll ans = 0, lastR = -1;
        bool isBlank = false;
        for(int i=0; i<N; i++) {
            ll l = min(maxV, minV + i * diff);
            ll r = min(maxV, minV + (i+1) * diff - 1);
            MinMax(l, r, &Nr[i][0], &Nr[i][1]);
//            printf("%lld %lld -> %lld %lld\n", l, r, Nr[i][0], Nr[i][1]);
            if(Nr[i][0] >= 0) {
                ans = max(ans, Nr[i][0] - lastR);
                lastR = Nr[i][1];
            }else{
                isBlank = true;
            }
        }
        return ans;
    }
	return 0;
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:47:14: warning: variable 'isBlank' set but not used [-Wunused-but-set-variable]
         bool isBlank = false;
              ^
# Verdict Execution time Memory Grader output
1 Correct 0 ms 6588 KB Output is correct
2 Correct 0 ms 6588 KB Output is correct
3 Correct 0 ms 6588 KB Output is correct
4 Correct 0 ms 6588 KB Output is correct
5 Correct 0 ms 6588 KB Output is correct
6 Correct 0 ms 6588 KB Output is correct
7 Correct 0 ms 6588 KB Output is correct
8 Correct 0 ms 6588 KB Output is correct
9 Correct 0 ms 6588 KB Output is correct
10 Correct 0 ms 6588 KB Output is correct
11 Correct 0 ms 6588 KB Output is correct
12 Correct 0 ms 6588 KB Output is correct
13 Correct 0 ms 6588 KB Output is correct
14 Correct 0 ms 6588 KB Output is correct
15 Correct 0 ms 6588 KB Output is correct
16 Correct 9 ms 6588 KB Output is correct
17 Correct 13 ms 6588 KB Output is correct
18 Correct 9 ms 6588 KB Output is correct
19 Correct 13 ms 6588 KB Output is correct
20 Correct 6 ms 6588 KB Output is correct
21 Correct 59 ms 6588 KB Output is correct
22 Correct 63 ms 6588 KB Output is correct
23 Correct 59 ms 6588 KB Output is correct
24 Correct 53 ms 6588 KB Output is correct
25 Correct 46 ms 6588 KB Output is correct
26 Correct 63 ms 6588 KB Output is correct
27 Correct 59 ms 6588 KB Output is correct
28 Correct 63 ms 6588 KB Output is correct
29 Correct 46 ms 6588 KB Output is correct
30 Correct 39 ms 6588 KB Output is correct
31 Correct 0 ms 6588 KB Output is correct
32 Correct 0 ms 6588 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 6588 KB Partially correct
2 Partially correct 0 ms 6588 KB Partially correct
3 Partially correct 0 ms 6588 KB Partially correct
4 Partially correct 0 ms 6588 KB Partially correct
5 Incorrect 0 ms 6588 KB Output isn't correct
6 Partially correct 0 ms 6588 KB Partially correct
7 Partially correct 0 ms 6588 KB Partially correct
8 Partially correct 0 ms 6588 KB Partially correct
9 Partially correct 0 ms 6588 KB Partially correct
10 Partially correct 0 ms 6588 KB Partially correct
11 Partially correct 0 ms 6588 KB Partially correct
12 Partially correct 0 ms 6588 KB Partially correct
13 Partially correct 0 ms 6588 KB Partially correct
14 Partially correct 0 ms 6588 KB Partially correct
15 Incorrect 0 ms 6588 KB Output isn't correct
16 Partially correct 19 ms 6588 KB Partially correct
17 Partially correct 19 ms 6588 KB Partially correct
18 Partially correct 16 ms 6588 KB Partially correct
19 Partially correct 19 ms 6588 KB Partially correct
20 Partially correct 6 ms 6588 KB Partially correct
21 Partially correct 96 ms 6588 KB Partially correct
22 Partially correct 83 ms 6588 KB Partially correct
23 Partially correct 66 ms 6588 KB Partially correct
24 Partially correct 73 ms 6588 KB Partially correct
25 Incorrect 66 ms 6588 KB Output isn't correct
26 Partially correct 86 ms 6588 KB Partially correct
27 Partially correct 66 ms 6588 KB Partially correct
28 Partially correct 69 ms 6588 KB Partially correct
29 Partially correct 83 ms 6588 KB Partially correct
30 Partially correct 36 ms 6588 KB Partially correct
31 Partially correct 0 ms 6588 KB Partially correct
32 Partially correct 0 ms 6588 KB Partially correct