# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
317182 |
2020-10-29T05:02:40 Z |
seedkin |
Cave (IOI13_cave) |
C++ |
|
208 ms |
512 KB |
#include "cave.h"
int open[5005]; // index = switch number return = 1, 0 ( open value )
int target[5005]; // index = switch number return = door number
int S[5005]; // index == switch number return = 1, 0 ( open Value request)
int door[5005]; // index = door 번호 return 1, 0 (1 == open, 0 == close);
void exploreCave(int N) {
for(int i =0; i < N; i++) {
open[i] = -1;
target[i] = -1;
}
for(int i = 0; i < N; i++) { // door number
for(int j = 0; j < N; j++) { // switch number
if(open[j] != -1) {
S[j] = open[j];
}
S[j] = 1;
}
int ans = tryCombination(S);
if (ans > i || ans == -1) door[i] = 1;
else door[i] = 0;
int low = 0;
int high = N-1;
int mid = (low + high) / 2;
int answer = 3;
while ( low <= high) {
mid = (low + high) / 2;
for (int j = low; j <= mid; j++) {
if(open[j] != -1) {
S[j] = open[j];
}
S[j] = door[i];
}
for (int j = mid+1; j <= high; j++) {
if(open[j] != -1) {
S[j] = open[j];
}
S[j] = 1-door[i];
}
ans = tryCombination(S);
if(ans > i || ans == -1) {
answer = mid;
high = mid-1;
} else {
low = mid+1;
}
}
open[answer] = door[i];
target[answer] = i;
}
answer(open, target);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
27 ms |
512 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
208 ms |
512 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Incorrect |
1 ms |
288 KB |
Answer is wrong |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Incorrect |
1 ms |
288 KB |
Answer is wrong |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
27 ms |
512 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |