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semsem_elazazy

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semsem_elazazy
Mar 23rd, 2022
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  1. #include <iostream>
  2. #include<bits/stdc++.h>
  3. #define ll long long
  4. #define ull unsigned long long
  5. #define pi  3.14159
  6. #define OO  2000000000
  7. //#define ceil(w, m) (((w) / (m)) + ((w) % (m) ? 1 : 0))
  8. using namespace std;
  9.  
  10. void yasmeen_fakhri(){
  11.   ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
  12.   #ifndef ONLINE_JUDGE  
  13.     freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  14.   #endif
  15. }
  16.  
  17. ll n,m;
  18.  
  19. ll count(ll i){
  20.     if(i>n) return 0 ;
  21.     if (i % m != 0){
  22.         return 1+count(i+1);
  23.     }
  24. }
  25.  
  26. int main() {
  27.    yasmeen_fakhri();
  28.  
  29. int test =1;
  30. cin>>test;
  31. while(test--){
  32.  
  33.  
  34. cin>>n>>m;
  35. cout<<count(1)<<"\n";
  36.  
  37.  
  38. }
  39. return 0;
  40. }
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