# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
261730 |
2020-08-12T03:19:10 Z |
yabsed |
Cave (IOI13_cave) |
C++17 |
|
1207 ms |
760 KB |
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;
void exploreCave(int N) {
//printf("sdffsd %d \n", N);;
int which_switch[N], how_switch[N], used[N], used_ans[N], used_for[N];
memset(which_switch, 0, sizeof(which_switch));
memset(how_switch, 0, sizeof(how_switch));
memset(used, 0, sizeof(used));
memset(used_ans, 0, sizeof(used_ans));
memset(used_for, 0, sizeof(used_for));
//printf("sdffsd %d \n", N);;
for(int i=0;i<N;i++){
//printf("sdffsd %d\n", i);;
vector <int> p, np;
int v[N];
memset(v, 0, sizeof(v));
for(int j=0;j<N;j++){
//printf("%d", used[j]);
if(!used[j])p.push_back(j);
else np.push_back(j);
}
//printf("\n");
int l=0, r=p.size()-1, mid;
for(int j=0;j<np.size();j++)v[np[j]]=used_ans[np[j]];
for(int j=0;j<p.size();j++)v[p[j]]=0;
int res=tryCombination(v);
if(res==i)how_switch[i]=1;
else how_switch[i]=0;
//printf("%d %d\n", i, how_switch[i]);
while(l<r){
mid=(l+r)/2;
for(int j=0;j<np.size();j++)v[np[j]]=used_ans[np[j]];
for(int j=0;j<=mid;j++)v[p[j]]=how_switch[i];
for(int j=mid+1;j<p.size();j++)v[p[j]]=1-how_switch[i];
int res=tryCombination(v);
if(res==i)l=mid+1;
else r=mid;
}
//printf("%d %d\n", l, r);
which_switch[i]=p[l];
used[p[l]]=1;
used_ans[p[l]]=how_switch[i];
used_for[p[l]]=i;
}
answer(used_ans, used_for);
}
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:28:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=0;j<np.size();j++)v[np[j]]=used_ans[np[j]];
~^~~~~~~~~~
cave.cpp:29:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=0;j<p.size();j++)v[p[j]]=0;
~^~~~~~~~~
cave.cpp:37:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=0;j<np.size();j++)v[np[j]]=used_ans[np[j]];
~^~~~~~~~~~
cave.cpp:39:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=mid+1;j<p.size();j++)v[p[j]]=1-how_switch[i];
~^~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
747 ms |
636 KB |
Output is correct |
2 |
Correct |
765 ms |
588 KB |
Output is correct |
3 |
Correct |
1165 ms |
632 KB |
Output is correct |
4 |
Correct |
788 ms |
632 KB |
Output is correct |
5 |
Correct |
1166 ms |
640 KB |
Output is correct |
6 |
Correct |
1161 ms |
624 KB |
Output is correct |
7 |
Correct |
1168 ms |
756 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1127 ms |
628 KB |
Output is correct |
13 |
Correct |
1142 ms |
628 KB |
Output is correct |
14 |
Correct |
1131 ms |
760 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1207 ms |
636 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1124 ms |
632 KB |
Output is correct |
4 |
Correct |
1 ms |
256 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
1110 ms |
628 KB |
Output is correct |
7 |
Correct |
1144 ms |
632 KB |
Output is correct |
8 |
Correct |
1196 ms |
632 KB |
Output is correct |
9 |
Correct |
1192 ms |
760 KB |
Output is correct |
10 |
Correct |
1204 ms |
632 KB |
Output is correct |
11 |
Correct |
1074 ms |
632 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
368 KB |
Output is correct |
5 |
Correct |
1 ms |
372 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
1 ms |
256 KB |
Output is correct |
13 |
Correct |
1 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
368 KB |
Output is correct |
5 |
Correct |
1 ms |
372 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
1 ms |
256 KB |
Output is correct |
13 |
Correct |
1 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
256 KB |
Output is correct |
16 |
Correct |
0 ms |
256 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
360 KB |
Output is correct |
20 |
Correct |
163 ms |
508 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
256 KB |
Output is correct |
23 |
Correct |
178 ms |
468 KB |
Output is correct |
24 |
Correct |
170 ms |
384 KB |
Output is correct |
25 |
Correct |
170 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
384 KB |
Output is correct |
28 |
Correct |
163 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
163 ms |
504 KB |
Output is correct |
31 |
Correct |
147 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
158 ms |
504 KB |
Output is correct |
36 |
Correct |
167 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
256 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
747 ms |
636 KB |
Output is correct |
2 |
Correct |
765 ms |
588 KB |
Output is correct |
3 |
Correct |
1165 ms |
632 KB |
Output is correct |
4 |
Correct |
788 ms |
632 KB |
Output is correct |
5 |
Correct |
1166 ms |
640 KB |
Output is correct |
6 |
Correct |
1161 ms |
624 KB |
Output is correct |
7 |
Correct |
1168 ms |
756 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1127 ms |
628 KB |
Output is correct |
13 |
Correct |
1142 ms |
628 KB |
Output is correct |
14 |
Correct |
1131 ms |
760 KB |
Output is correct |
15 |
Correct |
1207 ms |
636 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1124 ms |
632 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1110 ms |
628 KB |
Output is correct |
21 |
Correct |
1144 ms |
632 KB |
Output is correct |
22 |
Correct |
1196 ms |
632 KB |
Output is correct |
23 |
Correct |
1192 ms |
760 KB |
Output is correct |
24 |
Correct |
1204 ms |
632 KB |
Output is correct |
25 |
Correct |
1074 ms |
632 KB |
Output is correct |
26 |
Correct |
1 ms |
256 KB |
Output is correct |
27 |
Correct |
0 ms |
256 KB |
Output is correct |
28 |
Correct |
1 ms |
256 KB |
Output is correct |
29 |
Correct |
1 ms |
368 KB |
Output is correct |
30 |
Correct |
1 ms |
372 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
1 ms |
256 KB |
Output is correct |
37 |
Correct |
1 ms |
256 KB |
Output is correct |
38 |
Correct |
1 ms |
256 KB |
Output is correct |
39 |
Correct |
0 ms |
384 KB |
Output is correct |
40 |
Correct |
0 ms |
256 KB |
Output is correct |
41 |
Correct |
0 ms |
256 KB |
Output is correct |
42 |
Correct |
1 ms |
384 KB |
Output is correct |
43 |
Correct |
0 ms |
256 KB |
Output is correct |
44 |
Correct |
1 ms |
360 KB |
Output is correct |
45 |
Correct |
163 ms |
508 KB |
Output is correct |
46 |
Correct |
1 ms |
384 KB |
Output is correct |
47 |
Correct |
1 ms |
256 KB |
Output is correct |
48 |
Correct |
178 ms |
468 KB |
Output is correct |
49 |
Correct |
170 ms |
384 KB |
Output is correct |
50 |
Correct |
170 ms |
384 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
1 ms |
384 KB |
Output is correct |
53 |
Correct |
163 ms |
384 KB |
Output is correct |
54 |
Correct |
1 ms |
384 KB |
Output is correct |
55 |
Correct |
163 ms |
504 KB |
Output is correct |
56 |
Correct |
147 ms |
384 KB |
Output is correct |
57 |
Correct |
1 ms |
384 KB |
Output is correct |
58 |
Correct |
1 ms |
384 KB |
Output is correct |
59 |
Correct |
1 ms |
384 KB |
Output is correct |
60 |
Correct |
158 ms |
504 KB |
Output is correct |
61 |
Correct |
167 ms |
384 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
63 |
Correct |
747 ms |
632 KB |
Output is correct |
64 |
Correct |
773 ms |
632 KB |
Output is correct |
65 |
Correct |
1163 ms |
632 KB |
Output is correct |
66 |
Correct |
789 ms |
632 KB |
Output is correct |
67 |
Correct |
1173 ms |
632 KB |
Output is correct |
68 |
Correct |
1145 ms |
636 KB |
Output is correct |
69 |
Correct |
1154 ms |
632 KB |
Output is correct |
70 |
Correct |
0 ms |
256 KB |
Output is correct |
71 |
Correct |
0 ms |
256 KB |
Output is correct |
72 |
Correct |
1147 ms |
632 KB |
Output is correct |
73 |
Correct |
1143 ms |
632 KB |
Output is correct |
74 |
Correct |
1138 ms |
512 KB |
Output is correct |
75 |
Correct |
1134 ms |
512 KB |
Output is correct |
76 |
Correct |
0 ms |
256 KB |
Output is correct |
77 |
Correct |
1 ms |
512 KB |
Output is correct |
78 |
Correct |
1141 ms |
640 KB |
Output is correct |
79 |
Correct |
1163 ms |
640 KB |
Output is correct |
80 |
Correct |
1192 ms |
632 KB |
Output is correct |
81 |
Correct |
1179 ms |
512 KB |
Output is correct |
82 |
Correct |
1201 ms |
624 KB |
Output is correct |
83 |
Correct |
1075 ms |
632 KB |
Output is correct |
84 |
Correct |
1 ms |
256 KB |
Output is correct |
85 |
Correct |
155 ms |
508 KB |
Output is correct |
86 |
Correct |
1069 ms |
616 KB |
Output is correct |
87 |
Correct |
1 ms |
256 KB |
Output is correct |
88 |
Correct |
1 ms |
384 KB |
Output is correct |
89 |
Correct |
167 ms |
464 KB |
Output is correct |
90 |
Correct |
157 ms |
384 KB |
Output is correct |
91 |
Correct |
167 ms |
384 KB |
Output is correct |
92 |
Correct |
1154 ms |
512 KB |
Output is correct |
93 |
Correct |
1167 ms |
628 KB |
Output is correct |
94 |
Correct |
1181 ms |
632 KB |
Output is correct |
95 |
Correct |
1 ms |
384 KB |
Output is correct |
96 |
Correct |
1 ms |
384 KB |
Output is correct |
97 |
Correct |
1093 ms |
620 KB |
Output is correct |
98 |
Correct |
165 ms |
376 KB |
Output is correct |
99 |
Correct |
1114 ms |
632 KB |
Output is correct |
100 |
Correct |
1 ms |
384 KB |
Output is correct |
101 |
Correct |
156 ms |
384 KB |
Output is correct |
102 |
Correct |
157 ms |
472 KB |
Output is correct |
103 |
Correct |
1059 ms |
680 KB |
Output is correct |
104 |
Correct |
1 ms |
384 KB |
Output is correct |
105 |
Correct |
1 ms |
256 KB |
Output is correct |
106 |
Correct |
1 ms |
384 KB |
Output is correct |
107 |
Correct |
172 ms |
384 KB |
Output is correct |
108 |
Correct |
166 ms |
596 KB |
Output is correct |
109 |
Correct |
1187 ms |
632 KB |
Output is correct |
110 |
Correct |
1192 ms |
512 KB |
Output is correct |
111 |
Correct |
1 ms |
384 KB |
Output is correct |