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  1. #include <stdio.h>
  2.  
  3. int take(int a,int b){
  4. 	if(b==0){
  5. 		return 1;
  6. 	}else if(a==b){
  7. 		return 1;
  8. 	}else if(b==1){
  9. 		return a;
  10. 	}else {return take(a-1, b-1)+take(a-1,b);}
  11.  
  12.  
  13. }
  14.  
  15.  
  16.  
  17. int main(void) {
  18.  int a,b;
  19.  
  20.  a=4;
  21.  b=2;
  22.  printf("%dと%dのとき%d",a,b,take(a,b));
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5284KB
comments (?)
stdin 
Standard input is empty
stdout 
4と2のとき6
https://ideone.com/ga5ARv
language:
C (gcc 8.3)
created:
72 days ago
visibility:
public

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