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  1. #include <stdio.h>
  2.  
  3. int f(int n){
  4.     if (n % 2 == 0){
  5.         return n / 2;
  6.     }
  7.     return n * 2;
  8.  
  9. }
  10.  
  11. int g(int n){
  12.     if (n % 2 == 0){
  13.         return n + 2;
  14.     }
  15.     return n - 2;
  16. }
  17.  
  18. int func(int x, int n){
  19.     if (n == 1){
  20.         return f(x);
  21.     }
  22.     if (x % 2 == 0){
  23.         return g(x + func(x, n - 1));
  24.     }
  25.     else{
  26.         return f(x + func(x, n - 1));
  27.     }
  28. }
  29.  
  30. int main(){
  31.     int x, n;
  32.     scanf("%d %d", &x, &n);
  33.     printf("%d", func(x, n));
  34. }
Success #stdin #stdout 0.01s 5264KB
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https://ideone.com/izLY4K
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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