#include <stdio.h>
#include <map>
#include <queue>
#include <set>
#include <vector>
using namespace std;
int main(void){
long N;
scanf("%d", &N);
bool is_even;
if(N%2 != 0){
is_even = false;
}
else{
is_even = true;
}
N = N/2;
if(is_even){
printf("%ld", 2*N-1);
}
else{
printf("%ld", N);
}
//map<long, long> q_map;
//q_map[0] = 0;
//map<pair<long, long>, bool> line_map;
//long line_count = 0;
//long i;
//for(long i=1; i<=N; i++){
// long q_i;
// q_i = (q_map[i-1]+i) % N;
// //prlongf("%d\n", q_i);
// if(q_i == 0){
// //break;
// }
// if(q_map.count(i) == 0){
// q_map[i] = q_i;
// }
// if(q_map[i-1] != q_i){
// if(line_map.count(make_pair(q_map[i-1], q_i)) == 0 && line_map.count(make_pair(q_i, q_map[i-1])) == 0){
// line_map[make_pair(q_map[i-1], q_i)] = true;
// line_count += 1;
// }
// }
//}
//printf("%ld\n", line_count);
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1088 KB |
Output is correct |
2 |
Correct |
0 ms |
1088 KB |
Output is correct |
3 |
Correct |
0 ms |
1088 KB |
Output is correct |
4 |
Correct |
0 ms |
1088 KB |
Output is correct |
5 |
Correct |
0 ms |
1088 KB |
Output is correct |
6 |
Correct |
0 ms |
1088 KB |
Output is correct |
7 |
Correct |
0 ms |
1088 KB |
Output is correct |
8 |
Correct |
0 ms |
1088 KB |
Output is correct |
9 |
Correct |
0 ms |
1088 KB |
Output is correct |
10 |
Correct |
0 ms |
1088 KB |
Output is correct |
11 |
Correct |
0 ms |
1088 KB |
Output is correct |
12 |
Correct |
0 ms |
1088 KB |
Output is correct |
13 |
Correct |
0 ms |
1088 KB |
Output is correct |
14 |
Correct |
0 ms |
1088 KB |
Output is correct |
15 |
Correct |
0 ms |
1088 KB |
Output is correct |
16 |
Correct |
0 ms |
1088 KB |
Output is correct |
17 |
Correct |
0 ms |
1088 KB |
Output is correct |
18 |
Correct |
0 ms |
1088 KB |
Output is correct |
19 |
Correct |
0 ms |
1088 KB |
Output is correct |
20 |
Correct |
0 ms |
1088 KB |
Output is correct |
21 |
Correct |
0 ms |
1088 KB |
Output is correct |
22 |
Correct |
0 ms |
1088 KB |
Output is correct |
23 |
Correct |
0 ms |
1088 KB |
Output is correct |
24 |
Correct |
0 ms |
1088 KB |
Output is correct |
25 |
Correct |
0 ms |
1088 KB |
Output is correct |
26 |
Correct |
0 ms |
1088 KB |
Output is correct |
27 |
Correct |
0 ms |
1088 KB |
Output is correct |
28 |
Correct |
0 ms |
1088 KB |
Output is correct |
29 |
Correct |
0 ms |
1088 KB |
Output is correct |
30 |
Correct |
0 ms |
1088 KB |
Output is correct |
31 |
Correct |
0 ms |
1088 KB |
Output is correct |
32 |
Correct |
0 ms |
1088 KB |
Output is correct |
33 |
Correct |
0 ms |
1088 KB |
Output is correct |
34 |
Correct |
0 ms |
1088 KB |
Output is correct |
35 |
Correct |
0 ms |
1088 KB |
Output is correct |
36 |
Correct |
0 ms |
1088 KB |
Output is correct |
37 |
Correct |
0 ms |
1088 KB |
Output is correct |
38 |
Correct |
0 ms |
1088 KB |
Output is correct |
39 |
Correct |
0 ms |
1088 KB |
Output is correct |
40 |
Correct |
0 ms |
1088 KB |
Output is correct |
41 |
Correct |
0 ms |
1088 KB |
Output is correct |
42 |
Correct |
0 ms |
1088 KB |
Output is correct |
43 |
Correct |
0 ms |
1088 KB |
Output is correct |
44 |
Correct |
0 ms |
1088 KB |
Output is correct |
45 |
Correct |
0 ms |
1088 KB |
Output is correct |
46 |
Correct |
0 ms |
1088 KB |
Output is correct |
47 |
Correct |
0 ms |
1088 KB |
Output is correct |
48 |
Correct |
0 ms |
1088 KB |
Output is correct |
49 |
Correct |
0 ms |
1088 KB |
Output is correct |
50 |
Correct |
0 ms |
1088 KB |
Output is correct |
51 |
Correct |
0 ms |
1088 KB |
Output is correct |
52 |
Correct |
0 ms |
1088 KB |
Output is correct |
53 |
Correct |
0 ms |
1088 KB |
Output is correct |
54 |
Correct |
0 ms |
1088 KB |
Output is correct |
55 |
Correct |
0 ms |
1088 KB |
Output is correct |
56 |
Correct |
0 ms |
1088 KB |
Output is correct |
57 |
Correct |
0 ms |
1088 KB |
Output is correct |
58 |
Correct |
0 ms |
1088 KB |
Output is correct |
59 |
Correct |
0 ms |
1088 KB |
Output is correct |
60 |
Correct |
0 ms |
1088 KB |
Output is correct |
61 |
Correct |
0 ms |
1088 KB |
Output is correct |
62 |
Correct |
0 ms |
1088 KB |
Output is correct |
63 |
Correct |
0 ms |
1088 KB |
Output is correct |
64 |
Correct |
0 ms |
1088 KB |
Output is correct |
65 |
Correct |
0 ms |
1088 KB |
Output is correct |
66 |
Correct |
0 ms |
1088 KB |
Output is correct |
67 |
Correct |
0 ms |
1088 KB |
Output is correct |
68 |
Correct |
0 ms |
1088 KB |
Output is correct |
69 |
Correct |
0 ms |
1088 KB |
Output is correct |
70 |
Correct |
0 ms |
1088 KB |
Output is correct |
71 |
Correct |
0 ms |
1088 KB |
Output is correct |
72 |
Correct |
0 ms |
1088 KB |
Output is correct |
73 |
Correct |
0 ms |
1088 KB |
Output is correct |
74 |
Correct |
0 ms |
1088 KB |
Output is correct |
75 |
Correct |
0 ms |
1088 KB |
Output is correct |
76 |
Correct |
0 ms |
1088 KB |
Output is correct |
77 |
Correct |
0 ms |
1088 KB |
Output is correct |
78 |
Correct |
0 ms |
1088 KB |
Output is correct |
79 |
Correct |
0 ms |
1088 KB |
Output is correct |
80 |
Correct |
0 ms |
1088 KB |
Output is correct |
81 |
Correct |
0 ms |
1088 KB |
Output is correct |
82 |
Correct |
0 ms |
1088 KB |
Output is correct |
83 |
Correct |
0 ms |
1088 KB |
Output is correct |
84 |
Correct |
0 ms |
1088 KB |
Output is correct |
85 |
Correct |
0 ms |
1088 KB |
Output is correct |
86 |
Correct |
0 ms |
1088 KB |
Output is correct |
87 |
Correct |
0 ms |
1088 KB |
Output is correct |
88 |
Correct |
0 ms |
1088 KB |
Output is correct |
89 |
Correct |
0 ms |
1088 KB |
Output is correct |
90 |
Correct |
0 ms |
1088 KB |
Output is correct |
91 |
Correct |
0 ms |
1088 KB |
Output is correct |
92 |
Correct |
0 ms |
1088 KB |
Output is correct |
93 |
Correct |
0 ms |
1088 KB |
Output is correct |
94 |
Correct |
0 ms |
1088 KB |
Output is correct |
95 |
Correct |
0 ms |
1088 KB |
Output is correct |
96 |
Correct |
0 ms |
1088 KB |
Output is correct |
97 |
Correct |
0 ms |
1088 KB |
Output is correct |
98 |
Correct |
0 ms |
1088 KB |
Output is correct |
99 |
Correct |
0 ms |
1088 KB |
Output is correct |
100 |
Correct |
0 ms |
1088 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
1088 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |