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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. const int N=1e5*5+10;
  4. long long n,a,w[N],b;
  5. bool check(){
  6. 	bool flag=true;
  7. 	for(int i=1;i<=n;i++){
  8. 		if(w[i]>0){
  9. 			flag=false;
  10. 			break;
  11. 		}
  12. 	}
  13. 	return flag;
  14.  
  15. }
  16. int main(){
  17. 	ios::sync_with_stdio(false);
  18. 	cin.tie(0),cout.tie(0);
  19. 	cin>>n>>a>>b;
  20. 	for(int i=1;i<=n;i++){
  21. 		cin>>w[i];
  22. 	}
  23. 	long long s=0;
  24. 	while(1){
  25. 		if(check()){
  26. 			cout<<s;
  27. 			return 0;
  28. 		}
  29. 		long long maxx=-N,maxi=0;
  30. 		for(int i=1;i<=n;i++){
  31. 			w[i]-=a;
  32. 			if(w[i]>=maxx){
  33. 				maxx=w[i];
  34. 				maxi=i;
  35. 			}
  36. 		}
  37. 		w[maxi]--;
  38. 		s++;
  39. 	}
  40. 	// cin>>n>>k;
  41. 	// for(int i=1;i<=n;i++){
  42. 	// 	cin>>h[i]>>w[i];
  43. 	// }
  44. 	// long long l=1,r=1e5,ans=0;
  45. 	// while(l<=r){
  46. 	// 	long long mid=(l+r)/2;
  47. 	// 	if(check(mid)){
  48. 	// 		ans=mid;
  49. 	// 		l=mid+1;
  50. 	// 	}else{
  51. 	// 		r=mid-1;
  52. 	// 	}
  53. 	// }
  54. 	// cout<<ans;
  55. 	// return 0;
  56. }
Success #stdin #stdout 0s 5308KB
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https://ideone.com/LjcePG
language:
C++ (gcc 8.3)
created:
8 hours ago
visibility:
public

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