fork(2) download
  1. i,j,s;f(n){for(char a[31]={};++i%(1<<2*n);s||puts(a))for(j=s=0;~s&&j<2*n;)s+=1-(a[j]=40+(i>>j++)%2)%2*2;}
  2.  
  3. int main() {
  4. f(0);f(1);f(2);f(3);f(4);f(3);f(2);f(1);f(0);
  5. return 0;
  6. }
Success #stdin #stdout 0s 2112KB
stdin
Standard input is empty
stdout
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()()
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()