# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
870628 |
2023-11-08T15:37:13 Z |
Irate |
Cave (IOI13_cave) |
C++14 |
|
249 ms |
756 KB |
#include<bits/stdc++.h>
#include "cave.h"
using namespace std;
// #define MAX_N 5000
// #define MAX_CALLS 70000
// #define fail(s, x...) do { \
// fprintf(stderr, s "\n", ## x); \
// exit(1); \
// } while(0)
// /* Symbol obfuscation */
// #define N koala
// #define realS kangaroo
// #define realD possum
// #define inv platypus
// #define num_calls echidna
// static int N;
// static int realS[MAX_N];
// static int realD[MAX_N];
// static int inv[MAX_N];
// static int num_calls;
// void answer(int S[], int D[]) {
// int i;
// int correct = 1;
// for (i = 0; i < N; ++i)
// if (S[i] != realS[i] || D[i] != realD[i]) {
// correct = 0;
// break;
// }
// if (correct)
// printf("CORRECT\n");
// else
// printf("INCORRECT\n");
// for (i = 0; i < N; ++i) {
// if (i > 0)
// printf(" ");
// printf("%d", S[i]);
// }
// printf("\n");
// for (i = 0; i < N; ++i) {
// if (i > 0)
// printf(" ");
// printf("%d", D[i]);
// }
// printf("\n");
// exit(0);
// }
// int n;
// int tryCombination(int S[]) {
// int i;
// if (num_calls >= MAX_CALLS) {
// printf("INCORRECT\nToo many calls to tryCombination().\n");
// exit(0);
// }
// for(int i = 0;i < n;++i){
// cout << S[i] << ' ';
// }
// cout << '\n';
// ++num_calls;
// for (i = 0; i < N; ++i)
// if (S[inv[i]] != realS[inv[i]])
// return i;
// return -1;
// }
// int init() {
// int i, res;
// FILE *f = fopen("cave.in", "r");
// if (!f)
// fail("Failed to open input file.");
// res = fscanf(f, "%d", &N);
// for (i = 0; i < N; ++i) {
// res = fscanf(f, "%d", &realS[i]);
// }
// for (i = 0; i < N; ++i) {
// res = fscanf(f, "%d", &realD[i]);
// inv[realD[i]] = i;
// }
// num_calls = 0;
// return N;
// }
void exploreCave(int n){
int v[n];
int res[n];
for(int i = 0;i < n;++i){
v[i] = 0;
res[i] = -1;
}
for(int i = 0;i < n;++i){
if(tryCombination(v) != i){
for(int j = 0;j < n;++j){
if(res[j] == -1)v[j] ^= 1;
}
}
int l = 0, r = n - 1, ans = -1;
while(l <= r){
int mid = (l + r) >> 1;
for(int j = l;j <= mid;++j){
if(res[j] == -1)v[j] ^= 1;
}
int check = tryCombination(v);
for(int j = l;j <= mid;++j){
if(res[j] == -1)v[j] ^= 1;
}
if(check > i || check == -1){
r = mid - 1;
ans = mid;
}
else{
l = mid + 1;
}
}
res[ans] = i;
v[ans] ^= 1;
}
answer(v, res);
}
// int main()
// {
// cin >> n;
// for(int i = 0;i < n;++i){
// cin >> realS[i];
// }
// for(int i = 0;i < n;++i){
// cin >> realD[i];
// }
// exploreCave(n);
// }
Compilation message
cave.cpp:7:1: warning: multi-line comment [-Wcomment]
7 | // #define fail(s, x...) do { \
| ^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
92 ms |
496 KB |
Output is correct |
2 |
Correct |
85 ms |
520 KB |
Output is correct |
3 |
Correct |
131 ms |
540 KB |
Output is correct |
4 |
Correct |
92 ms |
348 KB |
Output is correct |
5 |
Correct |
129 ms |
348 KB |
Output is correct |
6 |
Correct |
186 ms |
604 KB |
Output is correct |
7 |
Correct |
130 ms |
540 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
136 ms |
540 KB |
Output is correct |
13 |
Correct |
141 ms |
540 KB |
Output is correct |
14 |
Correct |
138 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
131 ms |
504 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
135 ms |
540 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
135 ms |
540 KB |
Output is correct |
7 |
Correct |
123 ms |
344 KB |
Output is correct |
8 |
Correct |
171 ms |
596 KB |
Output is correct |
9 |
Correct |
171 ms |
344 KB |
Output is correct |
10 |
Correct |
188 ms |
536 KB |
Output is correct |
11 |
Correct |
133 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
436 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
448 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
436 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
448 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
19 ms |
488 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
27 ms |
348 KB |
Output is correct |
24 |
Correct |
30 ms |
472 KB |
Output is correct |
25 |
Correct |
31 ms |
348 KB |
Output is correct |
26 |
Correct |
1 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
21 ms |
492 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
20 ms |
496 KB |
Output is correct |
31 |
Correct |
25 ms |
496 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
27 ms |
500 KB |
Output is correct |
36 |
Correct |
25 ms |
356 KB |
Output is correct |
37 |
Correct |
0 ms |
356 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
92 ms |
496 KB |
Output is correct |
2 |
Correct |
85 ms |
520 KB |
Output is correct |
3 |
Correct |
131 ms |
540 KB |
Output is correct |
4 |
Correct |
92 ms |
348 KB |
Output is correct |
5 |
Correct |
129 ms |
348 KB |
Output is correct |
6 |
Correct |
186 ms |
604 KB |
Output is correct |
7 |
Correct |
130 ms |
540 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
136 ms |
540 KB |
Output is correct |
13 |
Correct |
141 ms |
540 KB |
Output is correct |
14 |
Correct |
138 ms |
348 KB |
Output is correct |
15 |
Correct |
131 ms |
504 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
135 ms |
540 KB |
Output is correct |
18 |
Correct |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
135 ms |
540 KB |
Output is correct |
21 |
Correct |
123 ms |
344 KB |
Output is correct |
22 |
Correct |
171 ms |
596 KB |
Output is correct |
23 |
Correct |
171 ms |
344 KB |
Output is correct |
24 |
Correct |
188 ms |
536 KB |
Output is correct |
25 |
Correct |
133 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
436 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
1 ms |
348 KB |
Output is correct |
38 |
Correct |
1 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
448 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
348 KB |
Output is correct |
42 |
Correct |
1 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
19 ms |
488 KB |
Output is correct |
46 |
Correct |
0 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
27 ms |
348 KB |
Output is correct |
49 |
Correct |
30 ms |
472 KB |
Output is correct |
50 |
Correct |
31 ms |
348 KB |
Output is correct |
51 |
Correct |
1 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
21 ms |
492 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
20 ms |
496 KB |
Output is correct |
56 |
Correct |
25 ms |
496 KB |
Output is correct |
57 |
Correct |
0 ms |
348 KB |
Output is correct |
58 |
Correct |
0 ms |
348 KB |
Output is correct |
59 |
Correct |
0 ms |
348 KB |
Output is correct |
60 |
Correct |
27 ms |
500 KB |
Output is correct |
61 |
Correct |
25 ms |
356 KB |
Output is correct |
62 |
Correct |
0 ms |
356 KB |
Output is correct |
63 |
Correct |
86 ms |
528 KB |
Output is correct |
64 |
Correct |
85 ms |
344 KB |
Output is correct |
65 |
Correct |
144 ms |
536 KB |
Output is correct |
66 |
Correct |
100 ms |
524 KB |
Output is correct |
67 |
Correct |
136 ms |
344 KB |
Output is correct |
68 |
Correct |
144 ms |
536 KB |
Output is correct |
69 |
Correct |
138 ms |
604 KB |
Output is correct |
70 |
Correct |
1 ms |
344 KB |
Output is correct |
71 |
Correct |
1 ms |
756 KB |
Output is correct |
72 |
Correct |
140 ms |
540 KB |
Output is correct |
73 |
Correct |
141 ms |
348 KB |
Output is correct |
74 |
Correct |
140 ms |
540 KB |
Output is correct |
75 |
Correct |
126 ms |
532 KB |
Output is correct |
76 |
Correct |
0 ms |
344 KB |
Output is correct |
77 |
Correct |
1 ms |
348 KB |
Output is correct |
78 |
Correct |
133 ms |
348 KB |
Output is correct |
79 |
Correct |
137 ms |
540 KB |
Output is correct |
80 |
Correct |
172 ms |
540 KB |
Output is correct |
81 |
Correct |
182 ms |
536 KB |
Output is correct |
82 |
Correct |
200 ms |
540 KB |
Output is correct |
83 |
Correct |
139 ms |
560 KB |
Output is correct |
84 |
Correct |
0 ms |
348 KB |
Output is correct |
85 |
Correct |
21 ms |
348 KB |
Output is correct |
86 |
Correct |
173 ms |
536 KB |
Output is correct |
87 |
Correct |
1 ms |
440 KB |
Output is correct |
88 |
Correct |
1 ms |
348 KB |
Output is correct |
89 |
Correct |
30 ms |
348 KB |
Output is correct |
90 |
Correct |
30 ms |
348 KB |
Output is correct |
91 |
Correct |
28 ms |
348 KB |
Output is correct |
92 |
Correct |
232 ms |
536 KB |
Output is correct |
93 |
Correct |
249 ms |
536 KB |
Output is correct |
94 |
Correct |
211 ms |
540 KB |
Output is correct |
95 |
Correct |
1 ms |
440 KB |
Output is correct |
96 |
Correct |
1 ms |
348 KB |
Output is correct |
97 |
Correct |
142 ms |
536 KB |
Output is correct |
98 |
Correct |
21 ms |
348 KB |
Output is correct |
99 |
Correct |
140 ms |
536 KB |
Output is correct |
100 |
Correct |
1 ms |
348 KB |
Output is correct |
101 |
Correct |
22 ms |
348 KB |
Output is correct |
102 |
Correct |
27 ms |
488 KB |
Output is correct |
103 |
Correct |
142 ms |
604 KB |
Output is correct |
104 |
Correct |
0 ms |
348 KB |
Output is correct |
105 |
Correct |
0 ms |
436 KB |
Output is correct |
106 |
Correct |
1 ms |
348 KB |
Output is correct |
107 |
Correct |
28 ms |
500 KB |
Output is correct |
108 |
Correct |
26 ms |
348 KB |
Output is correct |
109 |
Correct |
227 ms |
348 KB |
Output is correct |
110 |
Correct |
180 ms |
344 KB |
Output is correct |
111 |
Correct |
0 ms |
348 KB |
Output is correct |