Submission #20161

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
20161	2016-02-29 16:15:33	drhollow	괄호 (kriii4_R)	C11	0 / 100	2000 ms	8056 KiB

R

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#include <stdio.h>
int N,K;
int cnt = 0;
int D_val(int x, int y)
{
  if (x==0 && y==0) return 1;
  if (x<0 || y<0 || y>x) return 0;
  return (K*D_val(x-1,y))+D_val(x,y-1);
}
int Sum_val(int n)
{
  int x;
  int ret=0;
  for(x=0; x<=n; x++)
    ret+= D_val(x,n-x);
  return ret;
}
void catalan(int x, int y)
{
  printf("x %d  y %d\n",x, y);
  if (y>x) return;
  if (x==N && y==N) {cnt++; return;}
  if (x>N || y>N) return;
  catalan(x+1,y);
 
 
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• Subtask 1: 0 / 8
• Subtask 2: 0 / 92