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  1. #include <stdio.h>
  2. int path (int x, int y){
  3. if (x==0||y==0||(x==0&&y==0)){
  4. return 1;
  5. }
  6. return path(x-1,y)+path(x,y-1);
  7. }
  8.  
  9.  
  10. int main(void) {
  11. int x,y;
  12. scanf("%d\n",&x);
  13. scanf("%d\n",&y);
  14. int path(x,y);
  15. printf("%d\n",path(x,y));
  16. // your code goes here
  17. return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5320KB
stdin
5
5
stdout
252