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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. int cmpfunc (const void * a, const void * b)
  4. {
  5.    return ( *(int*)a - *(int*)b );
  6. }
  7. int main()
  8. {
  9. 	long long N,cnt,i,j;
  10. 	scanf("%lld",&N);
  11. 	long long budgets[N];
  12. 	for(cnt=0; cnt<N; cnt++)
  13. 		scanf("%lld",&budgets[cnt]);
  14. 	qsort(budgets,N,sizeof(long long),cmpfunc);
  15. 	for(i=N-1,j=1; i>=0; i--,j++)
  16. 		budgets[i] *= j;
  17. 	qsort(budgets,N,sizeof(long long),cmpfunc);
  18. 	printf("%lld",budgets[N-1]);
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 2172KB
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https://ideone.com/mAk4hp
language:
C (gcc 8.3)
created:
7 years ago
visibility:
secret

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