제출 #161423

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
161423	2019-11-02 10:54:56	HungAnhGoldIBO2020	Snake Escaping (JOI18_snake_escaping)	C++14	100 / 100	1185 ms	43416 KiB

snake_escaping

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include<bits/stdc++.h>
using namespace std;
const int N=1e6+1e5;
int f0[N],f1[N],val[N];
signed main(){
  ios::sync_with_stdio(0);
  cin.tie(0);
  int q,n,m,i,j,k,l,m1,m2,m3,ans;
  cin>>n>>q;
  string s;
  cin>>s;
  k=(1<<n)-1;
  for(i=0;i<=k;i++){
    val[i]=f1[i]=f0[k^i]=s[i]-'0';
  }
  for(i=0;i<n;i++){
    for(j=0;j<=k;j++){
      if((j&(1<<i))){
        f1[j]+=f1[j^(1<<i)];
        f0[j]+=f0[j^(1<<i)];
      }
    }
  }
//  cout<<f0[4]<<' '<<f0[0]<<endl;
  for(i=1;i<=q;i++){
    m1=m2=m3=ans=0;
    cin>>s;
    for(j=0;j<n;j++){
      if(s[n-j-1]=='0'){
        m1|=(1<<j);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

컴파일 시 표준 에러 (stderr) 메시지

snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:8:10: warning: unused variable 'm' [-Wunused-variable]
  int q,n,m,i,j,k,l,m1,m2,m3,ans;
          ^
snake_escaping.cpp:8:18: warning: unused variable 'l' [-Wunused-variable]
  int q,n,m,i,j,k,l,m1,m2,m3,ans;
                  ^

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 53 / 53
• Subtask 5: 25 / 25