# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
109588 |
2019-05-07T06:55:31 Z |
Arturgo |
Lamps (JOI19_lamps) |
C++14 |
|
539 ms |
67280 KB |
#include <iostream>
#include <bitset>
#include <vector>
using namespace std;
int nbCars;
string deb, fin;
int dyn[1000001][16];
inline bool execute(bool init, bitset<4> bits) {
if(bits[0])
init = 0;
if(bits[1])
init = 1;
if(bits[2])
init = 0;
if(bits[3])
init = !init;
return init;
}
vector<bitset<4>> confPossibles;
vector<bitset<4>> transPossibles[2][2];
int main() {
ios_base::sync_with_stdio(false);
cin >> nbCars;
cin >> deb >> fin;
for(int iBits = 0;iBits < 16;iBits++) {
bitset<4> bits(iBits);
if(bits[0] && bits[2])
continue;
confPossibles.push_back(bits);
}
for(int bitD = 0;bitD < 2;bitD++) {
for(int bitF = 0;bitF < 2;bitF++) {
for(bitset<4> config : confPossibles) {
if(execute(bitD, config) == bitF) {
transPossibles[bitD][bitF].push_back(config);
}
}
}
}
for(int sol = 0;sol < 16;sol++) {
dyn[nbCars][sol] = bitset<4>(sol).count();
}
for(int pos = nbCars - 1;pos >= 0;pos--) {
for(bitset<4> bits : confPossibles) {
int mini = 1000 * 1000;
for(bitset<4> suiv : transPossibles[deb[pos] - '0'][fin[pos] - '0']) {
mini = min(dyn[pos + 1][suiv.to_ulong()] + (int)(suiv ^ bits).count(), mini);
}
dyn[pos][bits.to_ulong()] = mini;
}
}
cout << dyn[0][0] / 2 << endl;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
3 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
3 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
3 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
3 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
3 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
3 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
3 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
3 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
384 KB |
Output is correct |
35 |
Correct |
3 ms |
512 KB |
Output is correct |
36 |
Correct |
4 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
512 KB |
Output is correct |
38 |
Correct |
4 ms |
512 KB |
Output is correct |
39 |
Correct |
3 ms |
512 KB |
Output is correct |
40 |
Correct |
4 ms |
512 KB |
Output is correct |
41 |
Correct |
4 ms |
512 KB |
Output is correct |
42 |
Correct |
3 ms |
512 KB |
Output is correct |
43 |
Correct |
3 ms |
512 KB |
Output is correct |
44 |
Correct |
3 ms |
512 KB |
Output is correct |
45 |
Correct |
3 ms |
512 KB |
Output is correct |
46 |
Correct |
3 ms |
512 KB |
Output is correct |
47 |
Correct |
4 ms |
512 KB |
Output is correct |
48 |
Correct |
3 ms |
512 KB |
Output is correct |
49 |
Correct |
3 ms |
512 KB |
Output is correct |
50 |
Correct |
3 ms |
512 KB |
Output is correct |
51 |
Correct |
3 ms |
512 KB |
Output is correct |
52 |
Correct |
3 ms |
512 KB |
Output is correct |
53 |
Correct |
3 ms |
512 KB |
Output is correct |
54 |
Correct |
3 ms |
512 KB |
Output is correct |
55 |
Correct |
4 ms |
512 KB |
Output is correct |
56 |
Correct |
3 ms |
512 KB |
Output is correct |
57 |
Correct |
4 ms |
512 KB |
Output is correct |
58 |
Correct |
4 ms |
512 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
3 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
300 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
455 ms |
65196 KB |
Output is correct |
8 |
Correct |
428 ms |
67184 KB |
Output is correct |
9 |
Correct |
451 ms |
67020 KB |
Output is correct |
10 |
Correct |
449 ms |
66988 KB |
Output is correct |
11 |
Correct |
423 ms |
67280 KB |
Output is correct |
12 |
Correct |
420 ms |
67020 KB |
Output is correct |
13 |
Correct |
470 ms |
67148 KB |
Output is correct |
14 |
Correct |
465 ms |
67144 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
3 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
3 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
3 ms |
384 KB |
Output is correct |
28 |
Correct |
2 ms |
384 KB |
Output is correct |
29 |
Correct |
3 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
3 ms |
384 KB |
Output is correct |
32 |
Correct |
3 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
384 KB |
Output is correct |
35 |
Correct |
3 ms |
512 KB |
Output is correct |
36 |
Correct |
4 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
512 KB |
Output is correct |
38 |
Correct |
4 ms |
512 KB |
Output is correct |
39 |
Correct |
3 ms |
512 KB |
Output is correct |
40 |
Correct |
4 ms |
512 KB |
Output is correct |
41 |
Correct |
4 ms |
512 KB |
Output is correct |
42 |
Correct |
3 ms |
512 KB |
Output is correct |
43 |
Correct |
3 ms |
512 KB |
Output is correct |
44 |
Correct |
3 ms |
512 KB |
Output is correct |
45 |
Correct |
3 ms |
512 KB |
Output is correct |
46 |
Correct |
3 ms |
512 KB |
Output is correct |
47 |
Correct |
4 ms |
512 KB |
Output is correct |
48 |
Correct |
3 ms |
512 KB |
Output is correct |
49 |
Correct |
3 ms |
512 KB |
Output is correct |
50 |
Correct |
3 ms |
512 KB |
Output is correct |
51 |
Correct |
3 ms |
512 KB |
Output is correct |
52 |
Correct |
3 ms |
512 KB |
Output is correct |
53 |
Correct |
3 ms |
512 KB |
Output is correct |
54 |
Correct |
3 ms |
512 KB |
Output is correct |
55 |
Correct |
4 ms |
512 KB |
Output is correct |
56 |
Correct |
3 ms |
512 KB |
Output is correct |
57 |
Correct |
4 ms |
512 KB |
Output is correct |
58 |
Correct |
4 ms |
512 KB |
Output is correct |
59 |
Correct |
2 ms |
384 KB |
Output is correct |
60 |
Correct |
3 ms |
384 KB |
Output is correct |
61 |
Correct |
2 ms |
300 KB |
Output is correct |
62 |
Correct |
2 ms |
384 KB |
Output is correct |
63 |
Correct |
2 ms |
384 KB |
Output is correct |
64 |
Correct |
2 ms |
384 KB |
Output is correct |
65 |
Correct |
455 ms |
65196 KB |
Output is correct |
66 |
Correct |
428 ms |
67184 KB |
Output is correct |
67 |
Correct |
451 ms |
67020 KB |
Output is correct |
68 |
Correct |
449 ms |
66988 KB |
Output is correct |
69 |
Correct |
423 ms |
67280 KB |
Output is correct |
70 |
Correct |
420 ms |
67020 KB |
Output is correct |
71 |
Correct |
470 ms |
67148 KB |
Output is correct |
72 |
Correct |
465 ms |
67144 KB |
Output is correct |
73 |
Correct |
478 ms |
66976 KB |
Output is correct |
74 |
Correct |
466 ms |
67224 KB |
Output is correct |
75 |
Correct |
539 ms |
67148 KB |
Output is correct |
76 |
Correct |
401 ms |
67148 KB |
Output is correct |
77 |
Correct |
418 ms |
67144 KB |
Output is correct |
78 |
Correct |
418 ms |
67076 KB |
Output is correct |
79 |
Correct |
392 ms |
67248 KB |
Output is correct |
80 |
Correct |
394 ms |
67040 KB |
Output is correct |
81 |
Correct |
418 ms |
67148 KB |
Output is correct |
82 |
Correct |
393 ms |
67128 KB |
Output is correct |
83 |
Correct |
394 ms |
67020 KB |
Output is correct |
84 |
Correct |
409 ms |
67108 KB |
Output is correct |
85 |
Correct |
397 ms |
67164 KB |
Output is correct |
86 |
Correct |
410 ms |
67084 KB |
Output is correct |
87 |
Correct |
449 ms |
67012 KB |
Output is correct |
88 |
Correct |
409 ms |
67012 KB |
Output is correct |
89 |
Correct |
401 ms |
67084 KB |
Output is correct |
90 |
Correct |
438 ms |
67016 KB |
Output is correct |
91 |
Correct |
406 ms |
67004 KB |
Output is correct |
92 |
Correct |
439 ms |
67000 KB |
Output is correct |
93 |
Correct |
400 ms |
67004 KB |
Output is correct |
94 |
Correct |
420 ms |
67012 KB |
Output is correct |
95 |
Correct |
416 ms |
67064 KB |
Output is correct |
96 |
Correct |
439 ms |
67020 KB |
Output is correct |
97 |
Correct |
398 ms |
67056 KB |
Output is correct |
98 |
Correct |
392 ms |
67024 KB |
Output is correct |
99 |
Correct |
389 ms |
67012 KB |
Output is correct |
100 |
Correct |
430 ms |
67148 KB |
Output is correct |
101 |
Correct |
440 ms |
67076 KB |
Output is correct |
102 |
Correct |
515 ms |
67012 KB |
Output is correct |