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  1. #include<stdio.h>
  2. int n;
  3. int a[1000];
  4. int check(int v,int k){
  5.     if(a[k-1]+v<=1) return 1;
  6.     else return 0;
  7. }
  8. void print(int k){
  9.     for(int i=0;i<=k;i++){
  10.         printf("%d",a[i]);
  11.     }
  12.     printf("\n");
  13. }
  14. void Try(int k){
  15.     for(int i=0;i<=1;i++){
  16.         if(check(i,k)){
  17.         a[k]=i;
  18.         if(k==n-1) print(k);
  19.         else Try(k+1);
  20.         }
  21.     }
  22. }
  23. int main(){
  24.     scanf("%d",&n);
  25.     Try(0);
  26.     return 0;
  27. }
Success #stdin #stdout 0.01s 5304KB
comments (?)
stdin
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4
stdout
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0000
0001
0010
0100
0101
1000
1001
1010
https://ideone.com/gwvt66
list binary does not have two numbers '1' together.
language:
C (gcc 8.3)
created:
12 days ago
visibility:
public

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