답안 #19830

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
19830	2016-02-25T06:05:18 Z	xdoju	동전 (kriii4_E)	C++14	5 / 100	1000 ms	1084 KB

D

#include <stdio.h>

int p[20];

int main(){
  int N; scanf("%d", &N);

  int ans = 0;

  for(int st = 0; st < (1 << N); st++){
    for(int i = 0, tst = st; i < N; i++){
      p[i] = tst % 2; tst /= 2;
    }

    int v = 0, c = 0;
    for(int i = 0; i < N; i++){
      if(p[i] == 0){ v ^= c; c = 0; }
      else c++;
    }
    v ^= c;

    if(v == 0) ans++;
  }

  printf("%d\n", ans);
  return 0;
}

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	1084 KB	Output is correct
2	Correct	0 ms	1084 KB	Output is correct
3	Correct	0 ms	1084 KB	Output is correct
4	Correct	0 ms	1084 KB	Output is correct
5	Correct	0 ms	1084 KB	Output is correct
6	Correct	0 ms	1084 KB	Output is correct
7	Correct	0 ms	1084 KB	Output is correct
8	Correct	0 ms	1084 KB	Output is correct
9	Correct	0 ms	1084 KB	Output is correct
10	Correct	0 ms	1084 KB	Output is correct
11	Correct	0 ms	1084 KB	Output is correct
12	Correct	0 ms	1084 KB	Output is correct
13	Correct	1 ms	1084 KB	Output is correct
14	Correct	2 ms	1084 KB	Output is correct
15	Correct	4 ms	1084 KB	Output is correct

Subtask #2

0.0 / 95.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1000 ms	1084 KB	Program timed out
2	Halted	0 ms	0 KB	-