| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 46346 |
2018-04-19T14:36:43 Z |
Noam527 |
Cave (IOI13_cave) |
C++17 |
|
1120 ms |
640 KB |
#include <iostream>
#include <vector>
#include <algorithm>
#include <map>
#include <unordered_map>
#include <set>
#include <unordered_set>
#include <string>
#include <time.h>
#include <stack>
#include <queue>
#include <random>
#include <fstream>
#define endl '\n'
#define flush fflush(stdout), cout.flush()
#define fast ios::sync_with_stdio(0), cin.tie(0), cout.tie(0)
#define debug cout << "ok" << endl
#define finish(x) return cout << x << endl, 0
typedef long long ll;
typedef long double ldb;
const int md = 1e9 + 7, inf = 1e9 + 7;
const ll hs = 199;
const ldb eps = 1e-9, pi = acos(-1);
using namespace std;
#include "cave.h"
int tryCombination(int S[]);
void answer(int S[], int D[]);
void exploreCave(int N);
struct tag {
int to, correct;
tag(int ii = 0) {
to = ii;
correct = 0;
}
};
int n, send[5000], solved;
vector<tag> a;
int check(int first) {
for (int i = 0; i < n; i++)
if (i <= first)
send[a[i].to] = a[i].correct;
else
send[a[i].to] = 1 ^ a[i].correct;
return tryCombination(send);
}
void findnext() {
static int lo, hi, mid, nval;
lo = solved;
hi = n - 1;
if (check(solved - 1) == solved) {
nval = 0;
// find first point where check(k) != solved
while (lo < hi) {
mid = (lo + hi) / 2;
if (check(mid) == solved) lo = mid + 1;
else hi = mid;
}
}
else {
nval = 1;
// find first point where check(k) == solved
while (lo < hi) {
mid = (lo + hi) / 2;
if (check(mid) != solved) lo = mid + 1;
else hi = mid;
}
}
swap(a[lo], a[solved]);
a[solved].correct = nval;
}
void exploreCave(int N) {
n = N;
a.resize(n);
for (int i = 0; i < n; i++) a[i] = tag(i);
for (solved = 0; solved < n; solved++)
findnext();
int S[5000], D[5000];
for (int i = 0; i < n; i++) S[a[i].to] = a[i].correct;
for (int i = 0; i < n; i++) D[a[i].to] = i;
answer(S, D);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
652 ms |
640 KB |
Output is correct |
| 2 |
Correct |
617 ms |
528 KB |
Output is correct |
| 3 |
Correct |
1120 ms |
524 KB |
Output is correct |
| 4 |
Correct |
633 ms |
520 KB |
Output is correct |
| 5 |
Correct |
990 ms |
516 KB |
Output is correct |
| 6 |
Correct |
986 ms |
532 KB |
Output is correct |
| 7 |
Correct |
805 ms |
516 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
5 ms |
512 KB |
Output is correct |
| 11 |
Correct |
6 ms |
384 KB |
Output is correct |
| 12 |
Correct |
984 ms |
512 KB |
Output is correct |
| 13 |
Correct |
935 ms |
512 KB |
Output is correct |
| 14 |
Correct |
994 ms |
640 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
987 ms |
520 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
885 ms |
640 KB |
Output is correct |
| 4 |
Correct |
5 ms |
460 KB |
Output is correct |
| 5 |
Correct |
6 ms |
384 KB |
Output is correct |
| 6 |
Correct |
913 ms |
520 KB |
Output is correct |
| 7 |
Correct |
1108 ms |
512 KB |
Output is correct |
| 8 |
Correct |
1053 ms |
512 KB |
Output is correct |
| 9 |
Correct |
968 ms |
516 KB |
Output is correct |
| 10 |
Correct |
1016 ms |
516 KB |
Output is correct |
| 11 |
Correct |
1028 ms |
640 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
5 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
5 ms |
512 KB |
Output is correct |
| 7 |
Correct |
5 ms |
400 KB |
Output is correct |
| 8 |
Correct |
6 ms |
460 KB |
Output is correct |
| 9 |
Correct |
5 ms |
512 KB |
Output is correct |
| 10 |
Correct |
5 ms |
512 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
6 ms |
512 KB |
Output is correct |
| 13 |
Correct |
5 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
5 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
5 ms |
512 KB |
Output is correct |
| 7 |
Correct |
5 ms |
400 KB |
Output is correct |
| 8 |
Correct |
6 ms |
460 KB |
Output is correct |
| 9 |
Correct |
5 ms |
512 KB |
Output is correct |
| 10 |
Correct |
5 ms |
512 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
6 ms |
512 KB |
Output is correct |
| 13 |
Correct |
5 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
384 KB |
Output is correct |
| 15 |
Correct |
6 ms |
384 KB |
Output is correct |
| 16 |
Correct |
5 ms |
384 KB |
Output is correct |
| 17 |
Correct |
5 ms |
512 KB |
Output is correct |
| 18 |
Correct |
7 ms |
384 KB |
Output is correct |
| 19 |
Correct |
5 ms |
512 KB |
Output is correct |
| 20 |
Correct |
108 ms |
512 KB |
Output is correct |
| 21 |
Correct |
6 ms |
384 KB |
Output is correct |
| 22 |
Correct |
5 ms |
384 KB |
Output is correct |
| 23 |
Correct |
155 ms |
460 KB |
Output is correct |
| 24 |
Correct |
145 ms |
452 KB |
Output is correct |
| 25 |
Correct |
123 ms |
452 KB |
Output is correct |
| 26 |
Correct |
5 ms |
512 KB |
Output is correct |
| 27 |
Correct |
5 ms |
512 KB |
Output is correct |
| 28 |
Correct |
109 ms |
512 KB |
Output is correct |
| 29 |
Correct |
5 ms |
384 KB |
Output is correct |
| 30 |
Correct |
157 ms |
384 KB |
Output is correct |
| 31 |
Correct |
109 ms |
384 KB |
Output is correct |
| 32 |
Correct |
6 ms |
384 KB |
Output is correct |
| 33 |
Correct |
6 ms |
512 KB |
Output is correct |
| 34 |
Correct |
5 ms |
512 KB |
Output is correct |
| 35 |
Correct |
144 ms |
444 KB |
Output is correct |
| 36 |
Correct |
125 ms |
512 KB |
Output is correct |
| 37 |
Correct |
5 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
652 ms |
640 KB |
Output is correct |
| 2 |
Correct |
617 ms |
528 KB |
Output is correct |
| 3 |
Correct |
1120 ms |
524 KB |
Output is correct |
| 4 |
Correct |
633 ms |
520 KB |
Output is correct |
| 5 |
Correct |
990 ms |
516 KB |
Output is correct |
| 6 |
Correct |
986 ms |
532 KB |
Output is correct |
| 7 |
Correct |
805 ms |
516 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
5 ms |
512 KB |
Output is correct |
| 11 |
Correct |
6 ms |
384 KB |
Output is correct |
| 12 |
Correct |
984 ms |
512 KB |
Output is correct |
| 13 |
Correct |
935 ms |
512 KB |
Output is correct |
| 14 |
Correct |
994 ms |
640 KB |
Output is correct |
| 15 |
Correct |
987 ms |
520 KB |
Output is correct |
| 16 |
Correct |
5 ms |
384 KB |
Output is correct |
| 17 |
Correct |
885 ms |
640 KB |
Output is correct |
| 18 |
Correct |
5 ms |
460 KB |
Output is correct |
| 19 |
Correct |
6 ms |
384 KB |
Output is correct |
| 20 |
Correct |
913 ms |
520 KB |
Output is correct |
| 21 |
Correct |
1108 ms |
512 KB |
Output is correct |
| 22 |
Correct |
1053 ms |
512 KB |
Output is correct |
| 23 |
Correct |
968 ms |
516 KB |
Output is correct |
| 24 |
Correct |
1016 ms |
516 KB |
Output is correct |
| 25 |
Correct |
1028 ms |
640 KB |
Output is correct |
| 26 |
Correct |
6 ms |
384 KB |
Output is correct |
| 27 |
Correct |
5 ms |
384 KB |
Output is correct |
| 28 |
Correct |
5 ms |
384 KB |
Output is correct |
| 29 |
Correct |
5 ms |
384 KB |
Output is correct |
| 30 |
Correct |
5 ms |
384 KB |
Output is correct |
| 31 |
Correct |
5 ms |
512 KB |
Output is correct |
| 32 |
Correct |
5 ms |
400 KB |
Output is correct |
| 33 |
Correct |
6 ms |
460 KB |
Output is correct |
| 34 |
Correct |
5 ms |
512 KB |
Output is correct |
| 35 |
Correct |
5 ms |
512 KB |
Output is correct |
| 36 |
Correct |
5 ms |
384 KB |
Output is correct |
| 37 |
Correct |
6 ms |
512 KB |
Output is correct |
| 38 |
Correct |
5 ms |
384 KB |
Output is correct |
| 39 |
Correct |
5 ms |
384 KB |
Output is correct |
| 40 |
Correct |
6 ms |
384 KB |
Output is correct |
| 41 |
Correct |
5 ms |
384 KB |
Output is correct |
| 42 |
Correct |
5 ms |
512 KB |
Output is correct |
| 43 |
Correct |
7 ms |
384 KB |
Output is correct |
| 44 |
Correct |
5 ms |
512 KB |
Output is correct |
| 45 |
Correct |
108 ms |
512 KB |
Output is correct |
| 46 |
Correct |
6 ms |
384 KB |
Output is correct |
| 47 |
Correct |
5 ms |
384 KB |
Output is correct |
| 48 |
Correct |
155 ms |
460 KB |
Output is correct |
| 49 |
Correct |
145 ms |
452 KB |
Output is correct |
| 50 |
Correct |
123 ms |
452 KB |
Output is correct |
| 51 |
Correct |
5 ms |
512 KB |
Output is correct |
| 52 |
Correct |
5 ms |
512 KB |
Output is correct |
| 53 |
Correct |
109 ms |
512 KB |
Output is correct |
| 54 |
Correct |
5 ms |
384 KB |
Output is correct |
| 55 |
Correct |
157 ms |
384 KB |
Output is correct |
| 56 |
Correct |
109 ms |
384 KB |
Output is correct |
| 57 |
Correct |
6 ms |
384 KB |
Output is correct |
| 58 |
Correct |
6 ms |
512 KB |
Output is correct |
| 59 |
Correct |
5 ms |
512 KB |
Output is correct |
| 60 |
Correct |
144 ms |
444 KB |
Output is correct |
| 61 |
Correct |
125 ms |
512 KB |
Output is correct |
| 62 |
Correct |
5 ms |
384 KB |
Output is correct |
| 63 |
Correct |
603 ms |
640 KB |
Output is correct |
| 64 |
Correct |
543 ms |
504 KB |
Output is correct |
| 65 |
Correct |
855 ms |
640 KB |
Output is correct |
| 66 |
Correct |
624 ms |
640 KB |
Output is correct |
| 67 |
Correct |
808 ms |
532 KB |
Output is correct |
| 68 |
Correct |
796 ms |
512 KB |
Output is correct |
| 69 |
Correct |
1088 ms |
516 KB |
Output is correct |
| 70 |
Correct |
5 ms |
384 KB |
Output is correct |
| 71 |
Correct |
5 ms |
384 KB |
Output is correct |
| 72 |
Correct |
995 ms |
640 KB |
Output is correct |
| 73 |
Correct |
956 ms |
512 KB |
Output is correct |
| 74 |
Correct |
802 ms |
512 KB |
Output is correct |
| 75 |
Correct |
947 ms |
516 KB |
Output is correct |
| 76 |
Correct |
5 ms |
384 KB |
Output is correct |
| 77 |
Correct |
5 ms |
384 KB |
Output is correct |
| 78 |
Correct |
797 ms |
516 KB |
Output is correct |
| 79 |
Correct |
940 ms |
516 KB |
Output is correct |
| 80 |
Correct |
1078 ms |
512 KB |
Output is correct |
| 81 |
Correct |
989 ms |
516 KB |
Output is correct |
| 82 |
Correct |
1000 ms |
512 KB |
Output is correct |
| 83 |
Correct |
1109 ms |
640 KB |
Output is correct |
| 84 |
Correct |
5 ms |
512 KB |
Output is correct |
| 85 |
Correct |
132 ms |
384 KB |
Output is correct |
| 86 |
Correct |
924 ms |
516 KB |
Output is correct |
| 87 |
Correct |
6 ms |
396 KB |
Output is correct |
| 88 |
Correct |
6 ms |
512 KB |
Output is correct |
| 89 |
Correct |
139 ms |
456 KB |
Output is correct |
| 90 |
Correct |
140 ms |
512 KB |
Output is correct |
| 91 |
Correct |
127 ms |
512 KB |
Output is correct |
| 92 |
Correct |
948 ms |
512 KB |
Output is correct |
| 93 |
Correct |
918 ms |
516 KB |
Output is correct |
| 94 |
Correct |
998 ms |
520 KB |
Output is correct |
| 95 |
Correct |
5 ms |
384 KB |
Output is correct |
| 96 |
Correct |
5 ms |
512 KB |
Output is correct |
| 97 |
Correct |
975 ms |
640 KB |
Output is correct |
| 98 |
Correct |
107 ms |
384 KB |
Output is correct |
| 99 |
Correct |
930 ms |
520 KB |
Output is correct |
| 100 |
Correct |
5 ms |
512 KB |
Output is correct |
| 101 |
Correct |
146 ms |
464 KB |
Output is correct |
| 102 |
Correct |
128 ms |
512 KB |
Output is correct |
| 103 |
Correct |
1083 ms |
520 KB |
Output is correct |
| 104 |
Correct |
6 ms |
384 KB |
Output is correct |
| 105 |
Correct |
6 ms |
384 KB |
Output is correct |
| 106 |
Correct |
6 ms |
396 KB |
Output is correct |
| 107 |
Correct |
121 ms |
384 KB |
Output is correct |
| 108 |
Correct |
159 ms |
460 KB |
Output is correct |
| 109 |
Correct |
946 ms |
568 KB |
Output is correct |
| 110 |
Correct |
1006 ms |
516 KB |
Output is correct |
| 111 |
Correct |
6 ms |
512 KB |
Output is correct |
